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Integrating meta-analysis and experts’ knowledge for prioritizing climate-smart agricultural practices in Ethiopian 综合荟萃分析和专家知识,确定埃塞俄比亚气候智能型农业做法的优先次序
Farming System Pub Date : 2024-07-09 DOI: 10.1016/j.farsys.2024.100110
Zenebe Adimassu , Degefie Tibebe , Wuletawu Abera , Lulseged Tamene
{"title":"Integrating meta-analysis and experts’ knowledge for prioritizing climate-smart agricultural practices in Ethiopian","authors":"Zenebe Adimassu ,&nbsp;Degefie Tibebe ,&nbsp;Wuletawu Abera ,&nbsp;Lulseged Tamene","doi":"10.1016/j.farsys.2024.100110","DOIUrl":"https://doi.org/10.1016/j.farsys.2024.100110","url":null,"abstract":"<div><p>Various climate-smart agricultural (CSA) practices are being advocated in different agroecological zones of Ethiopia to enhance the sustainability, resilience, and productivity of the agricultural sector in response to climate change. Prioritizing and packaging these CSA practices are essential to amplify the impact of climate change mitigation efforts. By strategically selecting and prioritizing these practices and technologies, resources can be allocated effectively to activities with the highest potential for reducing greenhouse gas emissions, bolstering resilience, and fostering sustainable development. However, identifying and prioritizing climate-smart practices that cater to the needs of vulnerable farmers and are tailored to specific local contexts remains challenging, often hindered by subjective assessments and limited awareness. The objective of this paper was to enhance the precision and objectivity of prioritizing CSA practices by leveraging a combination of research findings and expert knowledge. The steps included the following: i) a CSA prioritization assessment framework was used to identify and prioritize CSA practices across various agro-ecologies based on the CSA pillars (productivity, adaptation, and mitigation); ii), a meta-analysis approach was employed to determine the effect size of various CSA practices on the three pillars of CSA practices; iii), the effect size values were rescaled and ranked based on effect size categories; and iv), correlation was performed to assess the relationship between the two approaches, and finally, average values were taken to integrate and determine the final rank of CSA practices. Overall, we found out that there were weak correlations between the ranks of the two approaches, resulted in a mismatch between the ranks of CSA practices by experts and meta-analysis results. Using the meta-analysis approach, only 35% of the CSA practices were equally ranked by both approaches, 40% of the CSA practices were more likely ranked by experts, while 25% of the CSA practices were more likely ranked by the meta-analysis approach. This implies that experts overestimated the effect of various CSA practices on various indicators of productivity, soil loss, and run-off and soil organic matter. Integrating the ranks of the two approaches helped to target CSA practices across various agro-ecological zones. According to the combined ranking, several CSA practices were targeted to six major agro-ecological zones in the country. These various CSA practices increase productivity, enhance adaptation, and sequester carbon dioxide from the atmosphere. Based on the availability of these CSA practices, it is possible to package various combinations of these practices.</p></div>","PeriodicalId":100522,"journal":{"name":"Farming System","volume":"2 4","pages":"Article 100110"},"PeriodicalIF":0.0,"publicationDate":"2024-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2949911924000406/pdfft?md5=165e8a379b732f17f8558fbcf23d41c7&pid=1-s2.0-S2949911924000406-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141606272","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Reduction potentials of chemical-synthetic pesticides – A case study using the example of an Eco-Scheme in southern Germany 减少化学合成杀虫剂的潜力--以德国南部生态计划为例的案例研究
Farming System Pub Date : 2024-07-09 DOI: 10.1016/j.farsys.2024.100111
Felix Witte, Christian Sponagel, Enno Bahrs
{"title":"Reduction potentials of chemical-synthetic pesticides – A case study using the example of an Eco-Scheme in southern Germany","authors":"Felix Witte,&nbsp;Christian Sponagel,&nbsp;Enno Bahrs","doi":"10.1016/j.farsys.2024.100111","DOIUrl":"10.1016/j.farsys.2024.100111","url":null,"abstract":"<div><p>Chemical-synthetic pesticides (CSPs) are associated with several negative environmental effects. The European Commission aims to reduce their use by 50% by 2030. This paper looks at the German Eco-Scheme, an agri-environmental payment scheme, for the foregoing of chemical-synthetic pesticides (CSPs) in arable crops for a one-year period. Using Baden-Württemberg in southern Germany as a case study, we investigated the suitability of the Eco-Scheme as a policy tool for CSP reduction. We used a field-based, georeferenced integrated land use model based on linear programming. Different payment levels for the Eco-Scheme were simulated. In addition, we analyzed the effect of labor availability, crop yield requirements, and market prices on Eco-Scheme implementation (uptake).</p><p>The implementation potentials at €130/ha, the payment level in 2023, were limited and strongly dependent on market prices as well as potential food supply targets. The percentage decline in overall CSP use (measured in active substance mass) was even lower than the implementation in the percentage of acreage attributed to the Eco-Scheme. The implementation potentials were mainly observed on marginal sites. Higher simulated payment levels led to lower cost efficiency and dead weight losses. This trade-off between cost efficiency and effective reduction questions the suitability of the Eco-Scheme, at least for more substantial CSP reductions. To increase economic efficiency, we recommend differentiating payments based on abatement costs, for example on a crop-basis.</p></div>","PeriodicalId":100522,"journal":{"name":"Farming System","volume":"2 4","pages":"Article 100111"},"PeriodicalIF":0.0,"publicationDate":"2024-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2949911924000418/pdfft?md5=a7ffc17ca3c44b8ccd7bc10913aeb72d&pid=1-s2.0-S2949911924000418-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141630522","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Biomass and nutrient flow dynamics and sustainability practices to de-risk environmental challenges in the sub-saharan Africa farming system 撒哈拉以南非洲农业系统中的生物量和养分流动态以及消除环境挑战风险的可持续性做法
Farming System Pub Date : 2024-06-14 DOI: 10.1016/j.farsys.2024.100109
Moumini Guindo , Bouba Traore , Birhanu Zemadim Birhanu
{"title":"Biomass and nutrient flow dynamics and sustainability practices to de-risk environmental challenges in the sub-saharan Africa farming system","authors":"Moumini Guindo ,&nbsp;Bouba Traore ,&nbsp;Birhanu Zemadim Birhanu","doi":"10.1016/j.farsys.2024.100109","DOIUrl":"10.1016/j.farsys.2024.100109","url":null,"abstract":"<div><p>In sub-Saharan Africa, productivity risks stem from weather variability, while environmental risks include soil nutrient depletion due to unsustainable farming practices that include monoculture, inadequate or lack of soil and water conservation measures, and low-nutrient application. As a result, shifts from the prevailing fallow system to permanent cultivation lead to soil degradation. The present study aimed to quantify the fluxes of biomass, nutrients, and nutrient balances from different fertilizer sources to de-risk the challenges related to agriculture and the environment in Mali. A farm household survey was conducted over two years (July 2018 to June 2020) with 45 households. The survey enabled us to categorize farm households into three typologies: high resource endowment (HRE), medium resource endowment (MRE), and low resource endowment (LRE). Data on sustainability indicators from cropland, livestock, farm input use, and redistribution units enabled the analysis of biomass and nutrient flow dynamics from households to farmlands and vice versa. The nutrient monitoring (NUTMON) tool generated nutrient flows and balances. Results showed that the total annual biomass collected per hectare by HRE (22.3t) is significantly higher than that collected by MRE (13.4t) and LRE (5.35t) farms (P ​&lt; ​0.001). Compared to LRE (10.3 ​t ​ha<sup>−1</sup> year<sup>−1</sup>), HRE and MRE farmers produced six times (60 ​t ​ha<sup>−1</sup> year<sup>−1</sup>) and three times (34 ​t ​ha<sup>−1</sup> year<sup>−1</sup>) more manure, respectively. Farm households with better endowment status observed a higher rate of nutrient utilization. For the major crops, nutrient application rates of HRE farms in kg ha<sup>−1</sup> (cotton: 12.6 ​N, 4.2 ​P, 18.2 ​K) and (maize: 9.18 ​N, 2.34 ​P, 10.7 ​K) were significantly higher than that of MRE and LRE farms (P ​&lt; ​0.01). The study confirms that household endowment status determines farmlands' nutrient flows and fertility levels. Quantifying biomass transport and understanding nutrient flow dynamics enable the derivation of context-specific solutions to reduce risks associated with productivity and the environment.</p></div>","PeriodicalId":100522,"journal":{"name":"Farming System","volume":"2 4","pages":"Article 100109"},"PeriodicalIF":0.0,"publicationDate":"2024-06-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S294991192400039X/pdfft?md5=cffbe6a701bc1c9e3697cd9c705317f5&pid=1-s2.0-S294991192400039X-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141394970","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Socio-economic and sharecropping influence on the adoption of practices beneficial to soil quality and nitrogen retention in Nepal 社会经济和佃耕对尼泊尔采用有益于土壤质量和氮保持的做法的影响
Farming System Pub Date : 2024-06-13 DOI: 10.1016/j.farsys.2024.100108
Toritseju Begho , Rajendra Joshi , Bigyapti Nepal , Rakesh Shrestha , Subodh Sharma , Vera Eory
{"title":"Socio-economic and sharecropping influence on the adoption of practices beneficial to soil quality and nitrogen retention in Nepal","authors":"Toritseju Begho ,&nbsp;Rajendra Joshi ,&nbsp;Bigyapti Nepal ,&nbsp;Rakesh Shrestha ,&nbsp;Subodh Sharma ,&nbsp;Vera Eory","doi":"10.1016/j.farsys.2024.100108","DOIUrl":"10.1016/j.farsys.2024.100108","url":null,"abstract":"<div><p>Soil degradation is a pressing issue in Nepal. The interrelation between soil degradation and nitrogen deficiency often creates feedback loops that exacerbate both problems. Further, there are debates as to whether sharecropping poses challenges to sustainable soil management. This study examines the comparative likelihood of sharecroppers and non-sharecroppers to adopt minimum or no-till, use of crop residues, incorporate fertiliser in the soil or deep placement of fertiliser, use compost and organic fertiliser, and adopt good water management practices. This study also investigates whether there are differences between adoption drivers/barriers of sharecropper and non-sharecroppers Seemingly Unrelated Regression (SUR) models are estimated. The results show that being a sharecropper is associated with a decrease in the likelihood of adopting no-tillage/minimum tillage and incorporating fertiliser rather than broadcasting. However, being a sharecropper is associated with a greater likelihood of adopting organic fertiliser, compost and crop residues. The main differences between the determinants of adoption among sharecroppers and non-sharecroppers are that older farmers were more likely to adopt certain practices for sharecroppers but not for non-sharecroppers. There are also differences in the adoption of no-tillage/minimum tillage and incorporation of fertiliser for non-sharecroppers between male and female farmers. However, for sharecroppers, male-headed farms were less likely to adopt most practices. Labour size, subsidy for synthetic fertiliser, and awareness of the soil/environment linkages also influenced adoption differently across sharecroppers and non-sharecroppers. Contrary to assertions that sharecropping acts as a barrier universally, the findings suggest that Nepalese sharecroppers' adoption of soil management practices is more context-dependent than uniformly hindered.</p></div>","PeriodicalId":100522,"journal":{"name":"Farming System","volume":"2 4","pages":"Article 100108"},"PeriodicalIF":0.0,"publicationDate":"2024-06-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2949911924000388/pdfft?md5=d035fa13003cf83016ec1d16607e3b8d&pid=1-s2.0-S2949911924000388-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141410093","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Changes in productive, socio-economic, and environmental performance of field crop farming in the Argentine Pampas, 2007–2018 2007-2018 年阿根廷潘帕斯大田作物种植的生产、社会经济和环境绩效变化
Farming System Pub Date : 2024-05-21 DOI: 10.1016/j.farsys.2024.100101
M. Victoria Bitar , Silvina M. Cabrini , Hernán A. Urcola
{"title":"Changes in productive, socio-economic, and environmental performance of field crop farming in the Argentine Pampas, 2007–2018","authors":"M. Victoria Bitar ,&nbsp;Silvina M. Cabrini ,&nbsp;Hernán A. Urcola","doi":"10.1016/j.farsys.2024.100101","DOIUrl":"10.1016/j.farsys.2024.100101","url":null,"abstract":"<div><p>This study fills important gaps in research by analyzing the evolution over time of productive, environmental, and socio-economic aspects of agricultural production in the Argentine Pampas, utilizing farm-level data. A longitudinal study was conducted to examine the changes that occurred in farming systems during the period 2007–2018. The study evaluated the changes in 30 farms, examining modifications in the structure and management of each farm, as well as in productive, economic, and environmental performance. Canonical correlation analysis was used to relate the changes that occurred in performance to farms' characteristics at the beginning of the study period. The results indicated that, among the farms that stayed in business, there were no significant changes in land tenure and the amount of labor employed. There was a significant increase in the average age of farmers by 7 years, along with a decrease in the percentage of farmers expecting growth, dropping from 70% to 42% over the period. Canonical correlation analysis revealed that smaller farms, with a higher number of workers at the beginning of the period, were more likely to expand their farming area during the analysis period. The findings also indicate a substantial turnover of producers, with leaving farms being succeeded by larger-scale operations. The yields of the main crops and the direct production costs increased by 16% and 48% respectively, during the period. The environmental indicators for the main crops present a mixed picture: soil organic carbon input increased by 12%, while environmental impact quotient decreased on average, by 6% for cereals but increased by 40% for soybeans, and nutrient imbalances rose. The significance of this study resides in its application of a comprehensive approach to analyze the transformation of farming systems over time.</p></div>","PeriodicalId":100522,"journal":{"name":"Farming System","volume":"2 4","pages":"Article 100101"},"PeriodicalIF":0.0,"publicationDate":"2024-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2949911924000315/pdfft?md5=34f554443407b239f6156129ae293fd8&pid=1-s2.0-S2949911924000315-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141130818","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Role of intrinsic motivation and government policies in adoption of sustainable agriculture practices by farmers in Maharashtra, India 内在动力和政府政策在印度马哈拉施特拉邦农民采用可持续农业做法中的作用
Farming System Pub Date : 2024-05-20 DOI: 10.1016/j.farsys.2024.100100
Deepika Swami , Devanathan Parthasarathy
{"title":"Role of intrinsic motivation and government policies in adoption of sustainable agriculture practices by farmers in Maharashtra, India","authors":"Deepika Swami ,&nbsp;Devanathan Parthasarathy","doi":"10.1016/j.farsys.2024.100100","DOIUrl":"https://doi.org/10.1016/j.farsys.2024.100100","url":null,"abstract":"<div><p>Indian agriculture system is facing severe crisis due to multiple stressors, including climate change, excessive use of fertilizers and pesticides, poor socio-economic condition of farmers and water scarcity. Adoption of sustainable form of agriculture is one of the remedies to deal with these stressors. Despite this, adoption of Sustainable Agriculture Practices (SAPs) is quite limited among farmers, which necessitates understanding the factors driving farmers’ adoption of SAPs. So far, studies have majorly prioritized socio-economic and demographic variables and lack comprehensive understanding of institutional and behavioural factors towards adoption of SAPs by farming community. Current research aims to address the underlying gaps, by focusing on understanding the contribution of institutional, attitudinal and perceptual factors manifesting in attitude and perception. Thereby, to understand the factors driving adoption of SAPs, we conducted a field survey of 400 farmers across Vidarbha and Marathwada regions of Maharashtra, India. We further used structural equation modeling to model the relationship between SAPs and its driving factors i.e., intrinsic motivation and institutional factors. Findings show that perceived usefulness, easiness and compatibility are strong motivation in implementing sustainable agriculture practices by farmers. These factors need to be inculcated among farmers for improving their adoption of SAPs. The subsidy provided on seeds, fertilizers, and water leads to overutilization of these resources, which itself is an unsustainable practice. Only incentives and extension services showed a statistically significant and positive relationship with the adoption of SAPs. Findings can help policymakers in designing targeted interventions for farmers and agriculture sector in India.</p></div>","PeriodicalId":100522,"journal":{"name":"Farming System","volume":"2 3","pages":"Article 100100"},"PeriodicalIF":0.0,"publicationDate":"2024-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2949911924000303/pdfft?md5=86f9d73baeb3b9f72764e862d16d8502&pid=1-s2.0-S2949911924000303-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141072967","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mushroom farming: A review Focusing on soil health, nutritional security and environmental sustainability 蘑菇种植:以土壤健康、营养安全和环境可持续性为重点的综述
Farming System Pub Date : 2024-05-16 DOI: 10.1016/j.farsys.2024.100098
Somasundaram Jayaraman , Brijesh Yadav , Ram C. Dalal , Anandkumar Naorem , Nishant K. Sinha , Ch Srinivasa Rao , Y.P. Dang , A.K. Patra , S.P. Datta , A. Subba Rao
{"title":"Mushroom farming: A review Focusing on soil health, nutritional security and environmental sustainability","authors":"Somasundaram Jayaraman ,&nbsp;Brijesh Yadav ,&nbsp;Ram C. Dalal ,&nbsp;Anandkumar Naorem ,&nbsp;Nishant K. Sinha ,&nbsp;Ch Srinivasa Rao ,&nbsp;Y.P. Dang ,&nbsp;A.K. Patra ,&nbsp;S.P. Datta ,&nbsp;A. Subba Rao","doi":"10.1016/j.farsys.2024.100098","DOIUrl":"https://doi.org/10.1016/j.farsys.2024.100098","url":null,"abstract":"<div><p>Global climate change, soil and water scarcity, soil degradation and increasing population are putting tremendous pressure on current agriculture and food production systems. These factors are threatening the food– and nutritional– security not only at regional level but also at global scale. In addition to these, mismanagement of agro-industrial waste and rampant burning of crop residues has adverse impact on the environment putting the public health at risk. As a result, in order to maintain food and nutritional security, it is critical to improve waste management and recycling for farming and other allied sectors. Mushroom farming has the potential to alleviate poverty, hunger, malnutrition and also fulfil nutritional security. Mushrooms are a highly nutritious food that are used all over the world as a tonic, medicine, and dietary food. Mushrooms are grown on lignocellulose substrates such as crop residue, processed waste, horticultural waste, saw dust, and wood chips. So, mushroom cultivation converts low–quality and low value waste materials to high–quality food. In this review, we discuss future strategies for improving mushroom quality including breeding aspect and reducing greenhouse gas (GHG) emission/global warming. Further, we interlink soil health with various substrate quality and quantity for mushroom farming, and review the role of mushroom farming in environment and food and nutritional security, and zero waste farming.</p></div>","PeriodicalId":100522,"journal":{"name":"Farming System","volume":"2 3","pages":"Article 100098"},"PeriodicalIF":0.0,"publicationDate":"2024-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2949911924000285/pdfft?md5=d4fd0aeb5ab4be9402d2caf3f75ae6cc&pid=1-s2.0-S2949911924000285-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141066806","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Optimizing potassium mining in rice-wheat system: Strategies for promoting sustainable soil health - A review 优化水稻-小麦系统中的钾矿开采:促进可持续土壤健康的策略--综述
Farming System Pub Date : 2024-05-15 DOI: 10.1016/j.farsys.2024.100099
S. Vijayakumar , R. Gobinath , P. Kannan , Varunseelan Murugaiyan
{"title":"Optimizing potassium mining in rice-wheat system: Strategies for promoting sustainable soil health - A review","authors":"S. Vijayakumar ,&nbsp;R. Gobinath ,&nbsp;P. Kannan ,&nbsp;Varunseelan Murugaiyan","doi":"10.1016/j.farsys.2024.100099","DOIUrl":"https://doi.org/10.1016/j.farsys.2024.100099","url":null,"abstract":"<div><p>The rice-wheat system in the Indo-Gangetic Plain, often termed the ‘food basket’ of South Asia, has witnessed a concerning trend in its potassium balance over the past few decades. This negative trend stems from intensive and exhaustive agricultural practices, leading to 79% of the soil in the region falling into the low to medium potassium available category. Consequently, there has been a decline in soils with high potassium availability. Despite misconceptions about soil potassium sufficiency, abundant crop responses to potassium fertilization in alluvial soils, like those in the Indo-Gangetic Plain, have been observed. However, the current negative potassium balance exceeds acceptable levels, posing a significant threat to system sustainability. Soil deficient in potassium fails to yield optimal outputs without external potassium inputs. Thus, maintaining adequate potassium levels within the rice-wheat system is imperative for sustaining agricultural productivity, preserving soil health, ensuring food security, and mitigating associated environmental impacts. To address these challenges, this review provides a comprehensive understanding of the current nutrient balance, existing fertilizer application rates and methods, and various strategies to optimize potassium mining. These strategies include balanced fertilizer usage, crop residue recycling, minimizing potassium leaching losses, employing customized fertilizers and potassium-solubilizing microbes, establishing a national soil data repository, and implementing policy interventions. By synchronizing potassium application with crop requirements, these strategies aim to enhance potassium use efficiency and maximize return on investment, ensuring the long-term sustainability of the rice-wheat system in the Indo-Gangetic Plains.</p></div>","PeriodicalId":100522,"journal":{"name":"Farming System","volume":"2 3","pages":"Article 100099"},"PeriodicalIF":0.0,"publicationDate":"2024-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2949911924000297/pdfft?md5=f9e18ac41eb6ad6dd723763ec04adc0c&pid=1-s2.0-S2949911924000297-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140947743","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of solar irrigation system under multipurpose use in the coastal region of Bangladesh 对孟加拉国沿海地区多用途太阳能灌溉系统的评估
Farming System Pub Date : 2024-05-13 DOI: 10.1016/j.farsys.2024.100097
Nusrat Jahan , Md Monjurul Alam , Md Ayub Hossain , Md Abdul Mojid
{"title":"Evaluation of solar irrigation system under multipurpose use in the coastal region of Bangladesh","authors":"Nusrat Jahan ,&nbsp;Md Monjurul Alam ,&nbsp;Md Ayub Hossain ,&nbsp;Md Abdul Mojid","doi":"10.1016/j.farsys.2024.100097","DOIUrl":"https://doi.org/10.1016/j.farsys.2024.100097","url":null,"abstract":"<div><p>Solar irrigation system has evolved as a green farming technology in areas of abundant irradiance. The challenge in Bangladesh is to make the technology affordable for marginal farmers. This study reports the results of a series of experiments carried out to evaluate the performance of solar irrigation pumps (SIPs) in the coastal region of Bangladesh. In this regard, field experiments were conducted on brinjal during the consecutive winter seasons of 2019-2020 and 2020-2021. A field survey on 24 diesel operated low lift pumps (LLPs) schemes and 6 electric AC pump schemes was carried out to estimate the suitable pump size for an average farmhouse in the coastal area. An SIP scheme with a solar pump (0.8 ​kW) was eventually developed to irrigate using three drips, and one furrow irrigation treatment. The experiment was laid out with a randomized control block design and was replicated thrice. Under the SIP schemes, drip irrigated plots produced higher average yields compared to the furrow irrigated plots. The best irrigation frequency under SIP was found to be 5 days under drip method considering the average solar irradiance in the coastal area. In order to emulate multipurpose use, a solar home system (SHS) was also developed receiving power stored from the SIP scheme at times when there was no need for irrigation. The financial evaluation showed that SIPs with multipurpose use could be a profitable investment when compared to LLPs, and electric AC pumps. The discounted benefit-cost ratio, and the internal rate of return for SIPs under multipurpose use were found to be 1.46 and 30% respectively. The break-even point of SIPs (0.80 ​ha) was found to be well within its command area (1.36 ​ha). This indicates that SIPs are a superior investment option for the existing diesel pump owners in the coastal area of Bangladesh and similar regions.</p></div>","PeriodicalId":100522,"journal":{"name":"Farming System","volume":"2 3","pages":"Article 100097"},"PeriodicalIF":0.0,"publicationDate":"2024-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2949911924000273/pdfft?md5=741b59bc4823076d0a553e63c0e39578&pid=1-s2.0-S2949911924000273-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140917887","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Role of integrated farming systems in land degradation control and plant diversity enhancement: A case of northeast Thailand 综合耕作制度在控制土地退化和提高植物多样性方面的作用:泰国东北部的一个案例
Farming System Pub Date : 2024-04-22 DOI: 10.1016/j.farsys.2024.100086
Ritdecha Chuanrum , Rajendra P. Shrestha
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