Revista Colombiana de Ciencias Hortícolas最新文献

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Seed dormancy and germination in tree tomato (Solanum betaceum Cav.) and lulo (Solanum quitoense Lam.) 树番茄(Solanum betaceum Cav.)和露瓜(Solanum quitoense Lam.)种子的休眠和萌发
Revista Colombiana de Ciencias Hortícolas Pub Date : 2019-09-01 DOI: 10.17584/rcch.2019v13i3.10130
A. Torres-González
{"title":"Seed dormancy and germination in tree tomato (Solanum betaceum Cav.) and lulo (Solanum quitoense Lam.)","authors":"A. Torres-González","doi":"10.17584/rcch.2019v13i3.10130","DOIUrl":"https://doi.org/10.17584/rcch.2019v13i3.10130","url":null,"abstract":"Tree tomato (Solanum betaceum Cav.) and lulo (Solanum quitoense Lam.) fruits enjoy high consumption and commercialization in Colombia. Seed dormancy has been reported for both species, and their propagation depends on seeds. The optimal germination conditions for these species are not well known. Thus, the temperature regimes for the seed germination were based on the mean, minimum and maximum temperatures of the locations where the crops were grown. Germination tests were carried out in four replicates of 50 seeds each on Petri dishes for both crops. Six temperature conditions and four pre-treatments were evaluated to break the seed dormancy for several seed lots. S. betaceum and S. quitoese exhibited shallow seed dormancy, and less dormancy was detected in the commercialized cultivars, such as S. betaceum cv. Tamarillo and S. quitoense (i.e. common lulo). For both species, the most recently harvested seeds had more germination capacity than the seeds stored for several months at a low seed moisture content (4%) and low storage temperature (20°C). The seed dormancy of S. betaceum and S. quitoense was broken successfully by applying GA3 (2,000 mg L-1) or alternating temperatures (e.g. 25/15°C). However, both treatments at the same time did not provide an additional benefit to promote seed germination. Potassium nitrate (1%) promoted seed germination in the S. betaceum seeds at both constant and alternating temperatures and in the S. quitoense seeds, only when alternating temperatures were applied. The application of GA3 increased the rate of germination more than KNO3 for both species at all temperatures. Using any of these treatments would work well to break seed dormancy in S. betaceum and S. quitoense, and the most convenient option could be selected depending upon budget and other resources.","PeriodicalId":21384,"journal":{"name":"Revista Colombiana de Ciencias Hortícolas","volume":"123 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85650626","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Effect of irrigation regime on the production of volatiles that affect the aroma of the pear variety Triumph of Vienna (Pyrus communis L.) 灌溉制度对维也纳凯旋梨香气挥发物产生的影响
Revista Colombiana de Ciencias Hortícolas Pub Date : 2019-09-01 DOI: 10.17584/rcch.2019v13i3.10920
J. E. Vélez, Wilson Polanía, N. Beltrán
{"title":"Effect of irrigation regime on the production of volatiles that affect the aroma of the pear variety Triumph of Vienna (Pyrus communis L.)","authors":"J. E. Vélez, Wilson Polanía, N. Beltrán","doi":"10.17584/rcch.2019v13i3.10920","DOIUrl":"https://doi.org/10.17584/rcch.2019v13i3.10920","url":null,"abstract":"Water is a major component of plants that directly and indirectly affects physiological processes. One of the consequences of a hydric deficit in the pear fruit is modification of the aroma. No information exists on the effect of a water deficit on the sensory profile and volatile composition of this species. The objective was to determine the production of volatiles in the harvest and post-harvest of pear var. Triumph of Vienna (Pyrus communis L.) with regulated deficit irrigation (RDI). The irrigation treatments consisted of the application of water regimes that were 100 (Control), 74 and 48% of the ETc during the rapid fruit growth period. The rest of the season plants were irrigated at 100%ETc. In the deficit treatments, there were no significant reductions with respect to the control in the quality of the fruits, obtaining a water savings in 74 and 48%ETc of 26 and 40%, respectively. The esters were the volatile compounds that contribute greatly to aroma, which increased steadily during the climacteric phase. Under the limited water conditions, watering with regulated, deficit doses obtained production that was similar to that of well-watered crops, provided that it was carried out in the phenological stage of low sensitivity and that the tolerance limits of stress were not exceeded.","PeriodicalId":21384,"journal":{"name":"Revista Colombiana de Ciencias Hortícolas","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82378450","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Bovine manure and rock powder and their influences on the chemical characteristics of a Latossolo soil type (yellow oxisols) under butter kale (Brassica oleracea L. var. acephala) cultivation 牛粪和石粉对羽衣甘蓝栽培下一种土型(黄壤)化学特性的影响
Revista Colombiana de Ciencias Hortícolas Pub Date : 2019-09-01 DOI: 10.17584/rcch.2019v13i3.10957
M. B. Pereira, M. Véras, Neriane Rodrigues Lima, Leandro Gonçalves dos Santos, T. J. Dias
{"title":"Bovine manure and rock powder and their influences on the chemical characteristics of a Latossolo soil type (yellow oxisols) under butter kale (Brassica oleracea L. var. acephala) cultivation","authors":"M. B. Pereira, M. Véras, Neriane Rodrigues Lima, Leandro Gonçalves dos Santos, T. J. Dias","doi":"10.17584/rcch.2019v13i3.10957","DOIUrl":"https://doi.org/10.17584/rcch.2019v13i3.10957","url":null,"abstract":"Chemical soil quality is one of the factors more quickly affected by anthropogenic degradation processes and is one of the more important components for the development of agriculture. Thus, this study aimed to evaluate the effects of different doses of cattle manure and rock powder on the chemical characteristics of soil cultivated with butter kale. The treatments were arranged in five randomized blocks in a 4´4 factorial for the different doses of bovine manure (60, 120, 180 and 240 g/plant) combined with doses of rock powder (6, 12, 18 and 24 g/plant). Each block was composed of three plots, 18 m long and 1 m wide. The bed was composed of six portions, and each experimental plot consisted of 14 plants spaced at 0.40´0.40 m. At the end of the experiment, the following were analyzed: pH, organic matter, P, K, Na, Mg, exchangeable acidity, cation exchange capacity (CEC), sum of base and base saturation. The doses of bovine manure and MB-4 provided an increase in pH, organic matter, concentration of phosphorus, potassium, sodium, calcium, magnesium, exchangeable acidity, cation exchange capacity, sum of the base and saturation of the soil base. The doses of 240 g of cattle manure and 24 g of rock dust generated an increase in the chemical properties of the soil.","PeriodicalId":21384,"journal":{"name":"Revista Colombiana de Ciencias Hortícolas","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79841815","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Review of the concept of quality in Hass avocado and the pre-harvest and harvest factors that determine it under tropical conditions 回顾了哈斯鳄梨的质量概念,以及在热带条件下决定它的采收前和采收因素
Revista Colombiana de Ciencias Hortícolas Pub Date : 2019-09-01 DOI: 10.17584/rcch.2019v13i3.10503
J. G. Ramírez-Gil, G. Franco, J. C. Henao-Rojas
{"title":"Review of the concept of quality in Hass avocado and the pre-harvest and harvest factors that determine it under tropical conditions","authors":"J. G. Ramírez-Gil, G. Franco, J. C. Henao-Rojas","doi":"10.17584/rcch.2019v13i3.10503","DOIUrl":"https://doi.org/10.17584/rcch.2019v13i3.10503","url":null,"abstract":"Avocado is one of the most desirable fruits worldwide because of its flavor and nutritional contributions. Currently, Colombia is a very dynamic country where the cultivated area and volumes of exported fruits have been increasing year after year. This situation poses a challenge for the country, which must produce fruits with excellent parameters of ripening, external and internal quality. This study used a series of elements associated with quality in avocado and its application in tropical conditions, which were determined based on reports from the world scientific literature reported in journals, books, manuals and conferences. In addition, information obtained from commercial esays on plantations and the experiences of packing and marketing companies in Colombia was used. The approach presented here is associated with a modern concept of quality in the food industry and how it can be applied to the avocado value chain; preharvest aspects that determine quality, management practices conducive to improving quality, and harvest parameters and their relationship with quality were also used. This study generated alternatives for increasing the added value in the avocado production system based on quality parameters and identified delays in the supply chain of this important agro-industry under tropical conditions.","PeriodicalId":21384,"journal":{"name":"Revista Colombiana de Ciencias Hortícolas","volume":"34 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86900656","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Botanical biopesticides: research and development trends, a focus on the Annonaceae family 植物性生物农药:研究与发展趋势,以番荔枝科为重点
Revista Colombiana de Ciencias Hortícolas Pub Date : 2019-09-01 DOI: 10.17584/rcch.2019v13i3.9489
Ana Isabel Giraldo-Rivera, G. Guerrero-Álvarez
{"title":"Botanical biopesticides: research and development trends, a focus on the Annonaceae family","authors":"Ana Isabel Giraldo-Rivera, G. Guerrero-Álvarez","doi":"10.17584/rcch.2019v13i3.9489","DOIUrl":"https://doi.org/10.17584/rcch.2019v13i3.9489","url":null,"abstract":"This document analyzed research and development trends related to chemical, biological and economical biopesticides based on plant extracts, with emphasis on the Annonaceae family. A systematic review of the literature between 1947 and 2018 was done with an advance search equation in a specialized data base. This paper contains the development of plant bio pesticides, their modes of action, the more prominent families according to their bioactivity and the secondary metabolites that exert control over pests that are significant in agriculture and public health. The dynamics of publications, at the national and international levels, were identified, along with the countries that lead research, patents assigned in the last 20 years, market trends and bio pesticide regulation. The reviewed research is relevant to bioprospecting plant extracts with potential insecticidal activity and to the subsequent development of biocides using botanical extracts; the Annonaceae family is promising.","PeriodicalId":21384,"journal":{"name":"Revista Colombiana de Ciencias Hortícolas","volume":"24 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83520805","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Plant density and growth regulator applications in a tomato crop for industrial processing 植物密度和生长调节剂在工业加工番茄作物中的应用
Revista Colombiana de Ciencias Hortícolas Pub Date : 2019-09-01 DOI: 10.17584/rcch.2019v13i3.8994
Fábio José Carvalho, L. B. Carneiro, C. G. S. Benett, Katiane Santiago Silva Benett, A. Martins, Amanda Tavares Da Silva, A. Seleguini
{"title":"Plant density and growth regulator applications in a tomato crop for industrial processing","authors":"Fábio José Carvalho, L. B. Carneiro, C. G. S. Benett, Katiane Santiago Silva Benett, A. Martins, Amanda Tavares Da Silva, A. Seleguini","doi":"10.17584/rcch.2019v13i3.8994","DOIUrl":"https://doi.org/10.17584/rcch.2019v13i3.8994","url":null,"abstract":"Growth regulators are used in agriculture to reduce vegetative growth, promote flowering and fruiting processes, and regulate production alternations. In this study, the effects of the use of paclobutrazol (PBZ) and different plant arrangements on the development and productive yield tomatoes grown for industrial use were evaluated. This experiment was carried out in the experimental area of the Universidade Estadual de Goiás, in a randomized block design with a 2×5 factorial arrangement (presence of PBZ and absence of PBZ in seedlings × planting spacing), with four replications and ten plants per plot. The paclobutrazol (growth regulator) applications were carried out in seedlings 15 days after emergence by applying 3.5 mL of the solution per tray at a concentration of 42.5 mg L-1 using a commercial product containing 25% of the active ingredient for the solution. The spacings were 0.15, 0.20, 0.25, 0.30, and 0.35 m between plants and 1.4 m between rows, corresponding to populations of 47,619; 35,714; 28,714; 23,809 and 20,408 plants/ha, respectively. The initial growth and development of the seedlings, characteristics related to productivity, and the physical and chemical quality of fruits harvested in each experiment were evaluated. It was observed that the application of paclobutrazol influenced the phylotechnical characteristics and technological quality of tomato fruits grown for industrial processing. The planting spacings between 0.21 and 0.27 m had better crop development and productivity.","PeriodicalId":21384,"journal":{"name":"Revista Colombiana de Ciencias Hortícolas","volume":"65 2 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83836545","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Characterization of three Arracacia xanthorrhiza Bancroft genotypes using morphological and color parameters 利用形态和颜色参数对三种黄芩基因型进行鉴定
Revista Colombiana de Ciencias Hortícolas Pub Date : 2019-09-01 DOI: 10.17584/rcch.2019v13i3.8948
Yomaira Liney Pinto-Acero, Alvaro Enrique Alvarado-Gaona, Yamith Ernesto Burgos-Avila, H. E. Balaguera-López, Sandra Isabel Ramirez-Gonzalez
{"title":"Characterization of three Arracacia xanthorrhiza Bancroft genotypes using morphological and color parameters","authors":"Yomaira Liney Pinto-Acero, Alvaro Enrique Alvarado-Gaona, Yamith Ernesto Burgos-Avila, H. E. Balaguera-López, Sandra Isabel Ramirez-Gonzalez","doi":"10.17584/rcch.2019v13i3.8948","DOIUrl":"https://doi.org/10.17584/rcch.2019v13i3.8948","url":null,"abstract":"In Colombia, the arrachacha is a crop with high economic and nutritional value. Despite its agricultural importance, few studies have focused on characterizing morphological parameters between genotypes. Some arracacha genotypes have been classified based on their qualitative traits such as coloration of the root, stem and leaf. Because of the variability of this characteristic, it is necessary to use the colorimetric system for greater precision. Color characterization was performed using the CIELab colorimetric system and morphological parameters (plant height, root diameter and number of fleshy roots) on three different genotypes of A. xanthorrhiza Bancroft (Yema de huevo, Paliverde and Yucatana) in the municipalities of Boyaca and Somondoco in the Department of Boyaca, Colombia. The results showed differences in the morphological characteristics plant height, root diameter and number of fleshy roots. The Yema de huevo genotype had a greater root number and diameter and a higher height, closely followed by the Paliverde genotype. This response depended on the environmental conditions of each municipality. The root and stem coloration had differences between the three genotypes, meaning these morphological characteristics can differentiate these genotypes. The Yema de huevo and Paliverde genotypes had the highest color index, a response that depended on the characteristics of each municipality. This research provides information on the physical characteristics of each genotype, which allows for easier visual identification.","PeriodicalId":21384,"journal":{"name":"Revista Colombiana de Ciencias Hortícolas","volume":"11 5 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90221310","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Essential oil of Lippia alba (Mill.) N.E.Br. influences the germination, vigor and emergence of lettuce seeds 白百合精油(植物)N.E.Br。影响生菜种子的发芽、活力和出苗
Revista Colombiana de Ciencias Hortícolas Pub Date : 2019-09-01 DOI: 10.17584/rcch.2019v13i3.8033
L. A. Thiesen, D. Schmidt, M. V. Pinheiro, E. Holz, B. Altíssimo, Eva Holz
{"title":"Essential oil of Lippia alba (Mill.) N.E.Br. influences the germination, vigor and emergence of lettuce seeds","authors":"L. A. Thiesen, D. Schmidt, M. V. Pinheiro, E. Holz, B. Altíssimo, Eva Holz","doi":"10.17584/rcch.2019v13i3.8033","DOIUrl":"https://doi.org/10.17584/rcch.2019v13i3.8033","url":null,"abstract":"Secondary metabolites are produced by certain plant species and may influence the development of some species through the action of allelopathic effects. Thus, the objective of this study was to evaluate the allelopathic effect of Lippia alba essential oil on the germination, emergence and vigor of seedlings of different batches of lettuce seeds. This experiment was conducted in a completely randomized design with a 3´5 factorial scheme consisting of three batches of seeds of the cultivar Grand Rapids® and five doses of L. alba essential oil (0, 0.25, 0.50, 0.75 and 1.00%) diluted in distilled water and homogenized in Tween® 80. Seed germination and vigor, in the laboratory (experiment I), and emergence, in a protected environment (experiment II), were evaluated. The results demonstrated that there was an inhibitory effect with a significant reduction of germination, vigor and seed emergence when L. alba essential oil was added starting at concentrations of 0.25%. The essential oil showed allelopathic potential over different lettuce seed lots, affecting germination, vigor and seed emergence.","PeriodicalId":21384,"journal":{"name":"Revista Colombiana de Ciencias Hortícolas","volume":"549 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77743763","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Agroclimatic zoning: a planning strategy for agricultural and livestock systems in Alta Guajira, Colombia 农业气候区划:哥伦比亚上瓜希拉省农业和畜牧业系统的规划战略
Revista Colombiana de Ciencias Hortícolas Pub Date : 2019-09-01 DOI: 10.17584/RCCH.2019V13I3.9648
Gustavo Alfonso Araujo-Carrillo, Fabio Ernesto Martínez-Maldonado, Leidy Yibeth Deantonio-Florido, D. A. Gómez-Latorre
{"title":"Agroclimatic zoning: a planning strategy for agricultural and livestock systems in Alta Guajira, Colombia","authors":"Gustavo Alfonso Araujo-Carrillo, Fabio Ernesto Martínez-Maldonado, Leidy Yibeth Deantonio-Florido, D. A. Gómez-Latorre","doi":"10.17584/RCCH.2019V13I3.9648","DOIUrl":"https://doi.org/10.17584/RCCH.2019V13I3.9648","url":null,"abstract":"One of the most important dry agroecosystems in Colombia is found in the northern Guajira region, which has native inhabitants (sociocultural aspect) and semiarid zones (ecological aspect). This condition has resulted in great vulnerability in agricultural production systems to adverse climatic events, which require large scale action. For example, the establishment of agroclimatic suitability zones are needed to access information, for decision-making. The aim of this study was to carry out agroclimatic zoning in the municipality of Uribia (La Guajira) for agricultural production systems and animal feed species. The criteria used to identify the agroclimatic suitability zones included: plant coverage present in the municipality, soil suitability, water storage under water stress, regular conditions found in the municipality, and an extreme water deficit event. The evaluated conditions showed variations in agroclimatic suitability during the periods January to April and August to November. During an extreme water-deficit event between August and November, the suitable area for the establishment of production systems with plant species (type C3 and C4) was smaller (77,000 ha) than in the period January to April (130,000 ha). The agroclimatic suitability categories in Uribia did not exhibit differences between the evaluated periods under average water-deficit conditions.","PeriodicalId":21384,"journal":{"name":"Revista Colombiana de Ciencias Hortícolas","volume":"317 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76504800","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Growth and quality of lisianthus [Eustoma grandiflorum (Shinn.)] cultivated in rice husk substrates in troughs with leaching recirculation 在有淋滤循环的稻壳基质中栽培桔梗的生长和品质
Revista Colombiana de Ciencias Hortícolas Pub Date : 2019-09-01 DOI: 10.17584/rcch.2019v13i3.9891
Daniela Höhn, R.M.N. Peil, P. M. Marchi, P. R. Grolli, Lais Perin, Douglas Schulz Bergmann da Rosa
{"title":"Growth and quality of lisianthus [Eustoma grandiflorum (Shinn.)] cultivated in rice husk substrates in troughs with leaching recirculation","authors":"Daniela Höhn, R.M.N. Peil, P. M. Marchi, P. R. Grolli, Lais Perin, Douglas Schulz Bergmann da Rosa","doi":"10.17584/rcch.2019v13i3.9891","DOIUrl":"https://doi.org/10.17584/rcch.2019v13i3.9891","url":null,"abstract":"This study aimed to evaluate the growth and quality of lisianthus cultivated in different rice husk substrates. The evaluated substrates were: carbonized rice husk (CRH; 100%); raw rice husk (RRH; 100%); CRH (70%) + S10 Beifort® commercial organic compost (30%); and RRH (70%) + S10 Beifort® commercial organic compost (30%). Plant dry mass (DM) production and partitioning, plant leaf area and shoot/root DM ratio were analyzed. Quality parameters of the flower stems were also evaluated (length; diameter and number of flowers and buds). The RRH substrate at 100% reduced plant growth and prevented flower development. This modified dry mass partitioning among the plant organs. The substrates RRH + S10 and CRH provided quality flower stems. Thus, both substrates can be used to produce cut lisianthus flowers in recirculating nutrient systems. However, the RRH + S10 substrate stood out because it increased plant growth. This result is ascribed to the improvement of the physical and chemical properties of substrate RRH + S10 as a result of the presence of both the organic compost, which benefited the water holding capacity, and the RRH, which guaranteed high porosity to the substrate.","PeriodicalId":21384,"journal":{"name":"Revista Colombiana de Ciencias Hortícolas","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89660736","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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