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Effects of CO2 modified atmospheres on the mortality, development, and fertility of Liposcelis entomophila (Enderlein) (Psocoptera: Liposcelididae)
IF 2.7 2区 农林科学
Journal of Stored Products Research Pub Date : 2025-01-27 DOI: 10.1016/j.jspr.2025.102565
Zhengyan Wang , Qiong Luo , Lijun Zhang , Yang Wang , Xiaojun Li , Yonglin Ren
{"title":"Effects of CO2 modified atmospheres on the mortality, development, and fertility of Liposcelis entomophila (Enderlein) (Psocoptera: Liposcelididae)","authors":"Zhengyan Wang ,&nbsp;Qiong Luo ,&nbsp;Lijun Zhang ,&nbsp;Yang Wang ,&nbsp;Xiaojun Li ,&nbsp;Yonglin Ren","doi":"10.1016/j.jspr.2025.102565","DOIUrl":"10.1016/j.jspr.2025.102565","url":null,"abstract":"<div><div>CO<sub>2</sub> has been registered as an alternative fumigant in several countries for the control of stored product pests. Under a given set of conditions, the success of a fumigation depends on controlling the most tolerant stages of pests. Furthermore, compared with lethal durations for fixed concentrations or lethal concentrations for fixed durations, concentration-time products (<em>C</em><sup><em>n</em></sup><em>t</em>) are more applicable in pest control practices. Therefore, this study was designed to reevaluate the concentration and exposure duration combinations that will reliably cause high mortality of <em>Liposcelis entomophila</em> (Enderlein) (Psocoptera: Liposcelididae) and to clarify the effects of sublethal dosages of CO<sub>2</sub> on population growth of <em>L</em>. <em>entomophila</em> in view of practical application of CO<sub>2</sub> for psocid control. Newly-laid eggs were most tolerant to CO<sub>2</sub> modified atmospheres (MAs) followed by 5-d-old eggs, female adults, 2nd-instar nymphs and male adults. Lethal time for female adults and newly-laid eggs in CO<sub>2</sub> MAs all decreased with increasing CO<sub>2</sub> concentrations. Exposure to 100% CO<sub>2</sub> for 9 h was adequate to kill almost all <em>L</em>. <em>entomophila</em> stages except eggs. The response of eggs and female adults of <em>L</em>. <em>entomophila</em> to hypercarbia (13–94% CO<sub>2</sub>) did not differ from the simple <em>C</em><sup><em>n</em></sup><em>t</em> relationship, <em>Ct</em> = <em>k</em>, which means that both dosage variables are equally significant. The fertility of females and males was both negatively affected by CO<sub>2</sub> MAs and delay in the pre-adult developmental period was positively correlated with increasing CO<sub>2</sub> exposure durations, which explains the effectiveness of hermetic storage in pest control. In consideration of low airtightness of bulk grain storehouses and inevitable loss of CO<sub>2</sub>, paired treatments with CO<sub>2</sub> are recommended in control practices of this pest and the interval between the first and second CO<sub>2</sub> treatment should be more than 10 d.</div></div>","PeriodicalId":17019,"journal":{"name":"Journal of Stored Products Research","volume":"111 ","pages":"Article 102565"},"PeriodicalIF":2.7,"publicationDate":"2025-01-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143104945","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Habrobracon hebetor ectoparasitism paralyzing effect on Corcyra cephalonica of different instar larvae Habrobracon hebetor 外寄生虫对不同龄幼虫头蚬的麻痹作用
IF 2.7 2区 农林科学
Journal of Stored Products Research Pub Date : 2025-01-27 DOI: 10.1016/j.jspr.2025.102557
Yi Mao , Hou-ding Ou , Xin Jin , Xiu-qin Wang , Yao Huang , Mao-fa Yang
{"title":"Habrobracon hebetor ectoparasitism paralyzing effect on Corcyra cephalonica of different instar larvae","authors":"Yi Mao ,&nbsp;Hou-ding Ou ,&nbsp;Xin Jin ,&nbsp;Xiu-qin Wang ,&nbsp;Yao Huang ,&nbsp;Mao-fa Yang","doi":"10.1016/j.jspr.2025.102557","DOIUrl":"10.1016/j.jspr.2025.102557","url":null,"abstract":"<div><div><em>Corcyra cephalonica</em> (Lepidoptera) is an important storage product pest that damages rice, corn and other grains. <em>Habrobracon hebetor</em> is a parasitic wasp that is capable of paralyzing lepidopteran pests. However, how <em>C. cephalonica</em> affects the prey preferences, fitness, and functional response of <em>H. hebetor</em> remains poorly understood. We therefore used selective and nonselective, age–stage two-sex life tables and functional response models to determine how this problem could be solved. Our results showed that <em>H. hebetor</em> preferred the 4th to last instar larvae of <em>C. cephalonica</em> and that its functional responses were consistent with the Holling II model in these three instars. However, the search ability of the 4th instar larvae was strong and its processing time was short. Additionally, generative development can be completed in the 4th to last instar larvae of <em>C. cephalonica</em>, whereas the 5th instar provided wasp predators with the best life history, population and paralysis rate parameters measured in this study. We also found that the wasp displayed its highest population size and total paralysis rate within 60 days on 5th instar larvae. Thus, we conclude that 5th instar larvae are a suitable host for <em>H. hebetor</em>. These results not only provide a theoretical reason to use <em>H. hebetor</em> to control <em>C. cephalonica</em> infestation but also broadens the known host larvae selection range for industrial production of this parasitic wasp.</div></div>","PeriodicalId":17019,"journal":{"name":"Journal of Stored Products Research","volume":"111 ","pages":"Article 102557"},"PeriodicalIF":2.7,"publicationDate":"2025-01-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143180135","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Aflatoxins control during pre and postharvest stages in commercial pistachio production
IF 2.7 2区 农林科学
Journal of Stored Products Research Pub Date : 2025-01-27 DOI: 10.1016/j.jspr.2025.102563
Azam Ranjbar , Amir Hossein Mohammadi , Farid Moradinezhad
{"title":"Aflatoxins control during pre and postharvest stages in commercial pistachio production","authors":"Azam Ranjbar ,&nbsp;Amir Hossein Mohammadi ,&nbsp;Farid Moradinezhad","doi":"10.1016/j.jspr.2025.102563","DOIUrl":"10.1016/j.jspr.2025.102563","url":null,"abstract":"<div><div>A stable supply of agricultural products and food safety are among the most important national strategic priorities. Pistachios make a significant contribution to the export of agricultural products in Iran. However, contamination by <em>Aspergillus</em> species and mycotoxins hinders pistachio production, consumption, and export. Making policies and decisions regarding new technologies to control aflatoxins (AFs) production is crucial. Good agricultural practices can reduce sensitivity to AFs by strengthening the defense system and reducing stress. Orchard management strategies, physical isolation and moisture control, thermal and nonthermal treatment, essential oils and edible coating have been employed to control fungi and inhibit AFs production. Currently, biological control is considered an eco-friendly and safe method. This review offers efficient solutions to reduce the spread of AFs in both pre and post-harvest stages.</div></div>","PeriodicalId":17019,"journal":{"name":"Journal of Stored Products Research","volume":"111 ","pages":"Article 102563"},"PeriodicalIF":2.7,"publicationDate":"2025-01-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143104459","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of cotton (Gossypium hirsutum L.) seed longevity and deterioration: Physiological and biochemical aspects in relation to moisture contents during storage in different module systems
IF 2.7 2区 农林科学
Journal of Stored Products Research Pub Date : 2025-01-25 DOI: 10.1016/j.jspr.2025.102553
Faryal Fatima , Ehsan Khalid , Irfan Afzal , Muhammad Usman , Muhammad Ather Nadeem , Muhammad Kamran
{"title":"Evaluation of cotton (Gossypium hirsutum L.) seed longevity and deterioration: Physiological and biochemical aspects in relation to moisture contents during storage in different module systems","authors":"Faryal Fatima ,&nbsp;Ehsan Khalid ,&nbsp;Irfan Afzal ,&nbsp;Muhammad Usman ,&nbsp;Muhammad Ather Nadeem ,&nbsp;Muhammad Kamran","doi":"10.1016/j.jspr.2025.102553","DOIUrl":"10.1016/j.jspr.2025.102553","url":null,"abstract":"<div><div>During Storage, deterioration is an undesirable and unalterable attribute that leads to reduction of stored seeds quality in result of it viability and vigour are ultimately affected. Seed moisture plays an important role in seed deterioration process during post-harvest. In storage, oily seeds are extremely vulnerable to moisture conditions during storage. Moreover, seed with higher moisture are also disposed to mechanical damages during whole processing. This study was conducted to examine the effectiveness of hermetic and cloth bag packaging to store cotton seed for 12 months at different seed moisture contents (6, 8, 10 and 12%) at Dera Ghazi Khan, Punjab, Pakistan. The effectiveness of packaging material was assessed on the bases of physiological and biochemical attributes at different moistures. Seed stored at 6 and 8% in hermetic bags maintained maximum germination (71.6 and 42.3%) respectively as compared to initial 76.1%. Similarly, this storage material also equipped seed with more concentration of antioxidants to control deterioration process. In hermetic bag, seeds at high moisture (10 and 12%) were deteriorated and experienced almost complete loss in germination. Because of low ambient relative humidity (&lt;39% RH) conditions of storage environment, the moisture of seed (5.5%) stored in cloth bags equilibrate with environmental RH. In cloth bags, the recorded germination was from 53 to 42% at all moisture levels of storage. Results of cotton seeds moisture sorption isotherm at varying RH (40–90%) levels and constant temperature (25°C) are helpful to predict the safe RH limit for cotton seeds storage. At the end, the role of the temperature (°C) during storage cannot be neglected, because the temperature was recorded up to 46°C during storage period. Thus, cotton seed can be securely stored at low moisture (6%) in hermetic bags but high moisture cause in loss in viability and vigour as well to accelerate deterioration.</div></div>","PeriodicalId":17019,"journal":{"name":"Journal of Stored Products Research","volume":"111 ","pages":"Article 102553"},"PeriodicalIF":2.7,"publicationDate":"2025-01-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143104919","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Multi-factor fungal growth prediction and optimal control during grain storage based on RF error compensation
IF 2.7 2区 农林科学
Journal of Stored Products Research Pub Date : 2025-01-25 DOI: 10.1016/j.jspr.2025.102554
Wang Li, Lu Junfeng, Jin Xuebo, Wang Xiaoyi, Yu Jiabin, Bai Yuting, Kong Jianlei, Guo Xianglan, Li Hanyu
{"title":"Multi-factor fungal growth prediction and optimal control during grain storage based on RF error compensation","authors":"Wang Li,&nbsp;Lu Junfeng,&nbsp;Jin Xuebo,&nbsp;Wang Xiaoyi,&nbsp;Yu Jiabin,&nbsp;Bai Yuting,&nbsp;Kong Jianlei,&nbsp;Guo Xianglan,&nbsp;Li Hanyu","doi":"10.1016/j.jspr.2025.102554","DOIUrl":"10.1016/j.jspr.2025.102554","url":null,"abstract":"<div><div>Grain storage security is primarily threatened by fungal growth, which produces mycotoxins that contaminate the stored grain and compromise its quality. Predicting the growth trends of fungi during storage is essential for ensuring the safety of grain reserves. Traditional fungal growth prediction models often rely on single-factor analysis, which leads to low accuracy. This paper proposes a multi-factor model for predicting fungal growth in grain storage, taking into account the effects of temperature and moisture. By adjusting current environmental conditions, we can predict and control the future growth rate of fungi, thereby enhancing grain storage security. However, while stricter regulation of environmental factors can reduce fungal growth, it also increases control costs. Therefore, it is economically prudent to minimize the extent of environmental adjustments, striking a balance between effectiveness and cost-efficiency. To address these challenges, we have refined the fungal growth model by incorporating the effects of temperature and moisture, transforming the model from colony diameter growth to fungal spore count, and utilizing a discrete model to predict both colony diameter and spore number. Finally, we employ a Random Forest (RF) model to correct prediction errors, optimizing control strategies by minimizing the tracking deviation of state variables and the cumulative increment of control variables.</div></div>","PeriodicalId":17019,"journal":{"name":"Journal of Stored Products Research","volume":"111 ","pages":"Article 102554"},"PeriodicalIF":2.7,"publicationDate":"2025-01-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143104918","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
MSPCNeXt: Multi-scale parallel convolution for identifying unsound kernels in stored wheat
IF 2.7 2区 农林科学
Journal of Stored Products Research Pub Date : 2025-01-24 DOI: 10.1016/j.jspr.2025.102559
Qinghui Zhang , Jingping Wang , Pengtao Lv , Aimin Wang , Lei Lv , Mengya Zhang , Jinhui Wang
{"title":"MSPCNeXt: Multi-scale parallel convolution for identifying unsound kernels in stored wheat","authors":"Qinghui Zhang ,&nbsp;Jingping Wang ,&nbsp;Pengtao Lv ,&nbsp;Aimin Wang ,&nbsp;Lei Lv ,&nbsp;Mengya Zhang ,&nbsp;Jinhui Wang","doi":"10.1016/j.jspr.2025.102559","DOIUrl":"10.1016/j.jspr.2025.102559","url":null,"abstract":"<div><div>Recognizing unsound kernels in wheat is crucial for wheat storage. Most current techniques rely solely on single-scale convolutional neural networks, overlooking the importance of extracting multi-scale information in the same convolutional layer. This may lead to overly homogeneous extracted features and lower recognition accuracy. To solve this issue, we propose the Multi-scale Parallel Convolution Neural Network (MSPCNeXt). This model extracts image features by parallelizing convolutional kernels with different scales. The MSPCNeXt-Block comprises two versions, i.e., MSPCNeXt-v1 and MSPCNeXt-v2. After optimizing the parallel branching by using large kernel decomposition and feature segmentation, MSPCNeXt-v1 and MSPCNeXt-v2 ensure a broad receptive field while lowering the model complexity. We validate the effectiveness of MSPCNeXt on the public dataset GrainSpace. Compared with the baseline model ConvNeXt, MSPCNeXt-v1 improves the mean accuracy by 2.531% and Top-1 accuracy by 2.286%, but the model size is too large. MSPCNeXt-v2 improves the mean accuracy by 2.224% and Top-1 accuracy by 1.857%. Meanwhile, the computation amount is reduced by 0.456G and the number of parameters is reduced by 5.986M. In conclusion, MSPCNeXt provides a more efficient technical tool for sampling and testing of wheat storage and related processes.</div></div>","PeriodicalId":17019,"journal":{"name":"Journal of Stored Products Research","volume":"111 ","pages":"Article 102559"},"PeriodicalIF":2.7,"publicationDate":"2025-01-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143105380","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluating the population dynamics of a maize weevil under varying initial population sizes
IF 2.7 2区 农林科学
Journal of Stored Products Research Pub Date : 2025-01-23 DOI: 10.1016/j.jspr.2025.102562
Daiane Marques Almeida , Vanderleia dos Santos Conceição , Francielen da Silva Dias , Barbara Maria Dias de Almeida Duarte , Loren Ribeiro Figueredo , Violeta Mayra Jatoba Irarrazabal , Marcia Araujo de Jesus , Gustavo Ferreira Macedo , Carolina Martins Magalhaes , Bruno Barbosa Mendes , Crislane Barbosa das Neves , Raissa Castro Nunes , Pedro Deivid Dias Rios , Allef Luige Queiroz Rosas , Fernanda dos Anjos Santos , Andre Luis Celestino Santos , Cassia Regina Cardoso dos Santos , Jailma Conceicao dos Santos , Jaqueline Pereira dos Santos , Afonso Zaga de Souza Santos , Guilherme de Oliveira
{"title":"Evaluating the population dynamics of a maize weevil under varying initial population sizes","authors":"Daiane Marques Almeida ,&nbsp;Vanderleia dos Santos Conceição ,&nbsp;Francielen da Silva Dias ,&nbsp;Barbara Maria Dias de Almeida Duarte ,&nbsp;Loren Ribeiro Figueredo ,&nbsp;Violeta Mayra Jatoba Irarrazabal ,&nbsp;Marcia Araujo de Jesus ,&nbsp;Gustavo Ferreira Macedo ,&nbsp;Carolina Martins Magalhaes ,&nbsp;Bruno Barbosa Mendes ,&nbsp;Crislane Barbosa das Neves ,&nbsp;Raissa Castro Nunes ,&nbsp;Pedro Deivid Dias Rios ,&nbsp;Allef Luige Queiroz Rosas ,&nbsp;Fernanda dos Anjos Santos ,&nbsp;Andre Luis Celestino Santos ,&nbsp;Cassia Regina Cardoso dos Santos ,&nbsp;Jailma Conceicao dos Santos ,&nbsp;Jaqueline Pereira dos Santos ,&nbsp;Afonso Zaga de Souza Santos ,&nbsp;Guilherme de Oliveira","doi":"10.1016/j.jspr.2025.102562","DOIUrl":"10.1016/j.jspr.2025.102562","url":null,"abstract":"<div><div>Maize is the most widely cultivated crop worldwide, and weevils, <em>Sitophilus zeamais</em>. Boisduval 1835 (Coleoptera: Curculionidae), are recognized as a major pest of stored maize. In this study, we investigated the population dynamics of weevils under varying initial population sizes. We used three initial population sizes (64, 128, and 256 individuals), each with identical maize availability (70 g), and replicated each initial population size three times. Populations were counted weekly over 12 weeks. Sigmoidal growth models, including three-phase, logistic, Gompertz, and Baranyi models, were fitted to each population. Model selection was conducted using the Akaike Information Criterion. Additionally, we assessed the influence of initial population size on population growth parameters: λ (lambda), μ (mu), and carrying capacity (K), using a one-way ANOVA. The Gompertz model best fit nearly all populations. Lambda (λ) varied significantly among initial population sizes, with the smallest populations showing the shortest lambda duration (approximately 4.247 weeks) and the largest populations exhibiting the longest duration (approximately 5.525 weeks). No significant differences were found in μ (mean μ = 0.197) or carrying capacity (K = 2.619, approximately 416 individuals) across initial population sizes. These findings underscore the role of density dependence in weevil populations, with a notable lag phase effect. Furthermore, the lack of impact of initial population size on μ indicates that small initial populations can achieve carrying capacity at the same rate as larger populations. This study offers valuable insights for weevil pest management in maize production.</div></div>","PeriodicalId":17019,"journal":{"name":"Journal of Stored Products Research","volume":"111 ","pages":"Article 102562"},"PeriodicalIF":2.7,"publicationDate":"2025-01-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143181470","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of di-1-p-menthene (pinolene) and sodium alginate biodegradable natural polymers on the quality characteristics and shelf life of fresh pistachios
IF 2.7 2区 农林科学
Journal of Stored Products Research Pub Date : 2025-01-22 DOI: 10.1016/j.jspr.2025.102558
Shamim Sepasi , Leila Nouri , Ahmad Shakerardekani , Mahdi Mohammadi-Moghadam
{"title":"Effect of di-1-p-menthene (pinolene) and sodium alginate biodegradable natural polymers on the quality characteristics and shelf life of fresh pistachios","authors":"Shamim Sepasi ,&nbsp;Leila Nouri ,&nbsp;Ahmad Shakerardekani ,&nbsp;Mahdi Mohammadi-Moghadam","doi":"10.1016/j.jspr.2025.102558","DOIUrl":"10.1016/j.jspr.2025.102558","url":null,"abstract":"<div><div>Nowadays, it is essential to find suitable biodegradable/edible films to extend the product's shelf life. This study aims to fill a gap in the existing research on natural coatings by discovering the best amounts of di-1-p-menthene (pinolene) and sodium alginate coatings that can stop mold and yeast growth, slow down weight loss, lower levels of peroxide value and thiobarbituric acid, and keep the food's sensory and visual properties. On the order, the response surface methodology (RSM) was used to find the best coating concentrations that preserve the quality and shelf life of Ohadi pistachios that were kept at room temperature (25 ± 2 °C) for one month. The results showed that linear interaction and square effects were significant on 29 days of storage (p &lt; 0.05). The di-1-p-menthene coating at 0.93% (w/v) and sodium alginate coating at 0.90% (w/v) had optimal desirability of 0.8002. Also, the results demonstrate the predicted moisture loss (5.19%), the growth of mold and yeast (1.84 log cfu/g), and the peroxide value (0.34 meqO<sub>2</sub>/kg). The predicted values for thiobarbituric acid, texture, taste, smell, juiciness, appearance, hull, and shell color were 0.077, 11.0, 11.2, 11.1, 11.1, 11.3, and 11.4 (mg/kg), respectively. The highest L∗, a∗, and b∗ indices of hull color were 79.14, 3.66, and 3.66, respectively. Thus, the simultaneous application of di-1-p-menthene and sodium alginate on fresh pistachios showed synergistic effects, shelf-life extension, and preservation of appearance.</div></div>","PeriodicalId":17019,"journal":{"name":"Journal of Stored Products Research","volume":"111 ","pages":"Article 102558"},"PeriodicalIF":2.7,"publicationDate":"2025-01-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143181447","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A novel approach to suppress enzymatic browning of packed fresh pistachio (Pistacia vera L.) through enhanced calcium absorption by lecithin
IF 2.7 2区 农林科学
Journal of Stored Products Research Pub Date : 2025-01-21 DOI: 10.1016/j.jspr.2025.102560
Mozhdeh Yousefi , Seyed Hossein Mirdehghan , Majid Esmaeilizadeh , Fatemeh Nazoori , Seyyed Rasoul Sahhafi
{"title":"A novel approach to suppress enzymatic browning of packed fresh pistachio (Pistacia vera L.) through enhanced calcium absorption by lecithin","authors":"Mozhdeh Yousefi ,&nbsp;Seyed Hossein Mirdehghan ,&nbsp;Majid Esmaeilizadeh ,&nbsp;Fatemeh Nazoori ,&nbsp;Seyyed Rasoul Sahhafi","doi":"10.1016/j.jspr.2025.102560","DOIUrl":"10.1016/j.jspr.2025.102560","url":null,"abstract":"<div><div>Various calcium nitrate solutions, including control (distilled water), calcium nitrate 0.4%, and calcium nitrate enriched with lecithin 0.2%, were used to improve the postharvest quality of two cultivars: ‘Akbari’ and ‘Kaleh- Ghoochi’ pistachio fruit two weeks after full bloom. After pistachio harvest, it was packed and transferred to cold storage at 4 ± 1°C with 85 ± 2% relative humidity for 45 days. Our findings indicated that the calcium nitrate treatment enhanced antioxidant activity and overall pistachio characteristics during storage compared to the control group. While the Kaleh-Ghoochi cultivar showed a decline in hull appearance quality when treated with calcium nitrate enriched with lecithin, the pistachio remained desirable. Notably, this treatment exhibited greater effectiveness in certain characteristics. For instance, the Akbari cultivar treated with calcium nitrate enriched with lecithin showed improved hull appearance (3%), greater firmness (25%), and lower water activity (1%). Conversely, the Kaleh-Ghoochi cultivar exhibits deteriorated hull appearance (12%), reduced firmness (32%), lower water activity (2%), and elevated superoxide dismutase (SOD) enzyme activity (57%). Additionally, antioxidant activity was higher (7%), while phenolics content was lower (2%). The combination of calcium nitrate and lecithin-surfactant provides an innovative approach to mitigate hull browning and preserve the quality of pistachio fruit during storage period.</div></div>","PeriodicalId":17019,"journal":{"name":"Journal of Stored Products Research","volume":"111 ","pages":"Article 102560"},"PeriodicalIF":2.7,"publicationDate":"2025-01-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143105379","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Performance evaluation of improved indirect flat-plate solar collector drier with integrated phase change material for drying kiwifruit (Actinidia deliciosa A. chev.)
IF 2.7 2区 农林科学
Journal of Stored Products Research Pub Date : 2025-01-21 DOI: 10.1016/j.jspr.2025.102551
Fahim Ullah , Kamran Hasrat , Sami Iqbal , Sunel Kumar , Mao Mu , Shuang Wang
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