Horticultura Brasileira最新文献

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Risk perception and sensory analyses of fresh tomatoes obtained from an open market in São Paulo, Brazil 巴西圣保罗露天市场新鲜番茄的风险认知和感官分析
IF 0.7 4区 农林科学
Horticultura Brasileira Pub Date : 2023-06-30 DOI: 10.1590/s0102-0536-2023-e2527
S. A. Moreira, Bruno MS Wanderley, Siglea S de F Chaves, A. C. Venturini, Cristiana Maria P Yoshida, P. Sinnecker, C. F. Silva, Zysman Neiman
{"title":"Risk perception and sensory analyses of fresh tomatoes obtained from an open market in São Paulo, Brazil","authors":"S. A. Moreira, Bruno MS Wanderley, Siglea S de F Chaves, A. C. Venturini, Cristiana Maria P Yoshida, P. Sinnecker, C. F. Silva, Zysman Neiman","doi":"10.1590/s0102-0536-2023-e2527","DOIUrl":"https://doi.org/10.1590/s0102-0536-2023-e2527","url":null,"abstract":"ABSTRACT The nutritional and sensory qualities of tomatoes favor their acceptance worldwide. This study was carried out to evaluate the risk perception of agrochemical and sensory residue in tomato consumption. Thus, 12 kg of organic tomatoes (OT) and 12 kg of conventional tomatoes (CT) at an equal maturation stage were selected. R version 3.6.1 was applied to the analysis of physical and chemical variables. The Mann-Whitney test with a value of p<0.05 was used to verify associations between the groups. The sensory evaluation involved 37 volunteers and considered the mean answers of each question about the perception of fresh tomatoes. The OT presented about 13% more ascorbic acid in relation to CT, but there was no significant difference between them (p>0.05). OT detected higher values for pH, soluble solids (ºBrix) and titratable acidity, but there were no significant differences between them (p>0.05). Chlorfenapir residues below the Acceptable Daily Intake (IDA) value (0.03 mg/kg per capita) were detected, indicating a low risk of acute toxicity. Chlorfenapir is banned in Europe, but remains detected in Brazil. Public policies are needed to encourage sustainable food production.","PeriodicalId":56307,"journal":{"name":"Horticultura Brasileira","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2023-06-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67251028","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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: 1
Flowering, production and seed quality in sweet potato clones cultivated under staking 定植栽培的甘薯克隆品种的开花、产量和种子质量
IF 0.7 4区 农林科学
Horticultura Brasileira Pub Date : 2023-06-30 DOI: 10.1590/s0102-0536-2023-e2522
Janete R da Silva, A. C. G. Fernandes, N. R. Valadares, R. A. Alves, Sandra Eulália S Faria, Clóvis HO Rodrigues, A. M. Azevedo
{"title":"Flowering, production and seed quality in sweet potato clones cultivated under staking","authors":"Janete R da Silva, A. C. G. Fernandes, N. R. Valadares, R. A. Alves, Sandra Eulália S Faria, Clóvis HO Rodrigues, A. M. Azevedo","doi":"10.1590/s0102-0536-2023-e2522","DOIUrl":"https://doi.org/10.1590/s0102-0536-2023-e2522","url":null,"abstract":"One difficulty in conducting breeding programs in the sweet potato is the low rate of flowering and seed production, which makes genetic recombination difficult. The aim of the present study was to select clones with superior flowering, production, and seed quality, and to verify the best time for crosses and seed harvesting. The study was carried out in the district of Montes Claros in the north of the state of Minas Gerais. Characteristics associated with flowering and seed production were evaluated in a randomized block design of 28 clones. The physiological quality of the seeds was evaluated in a completely randomized design using 11 clones. The data were submitted to analysis of variance and the Scott-Knott test (p≤0.05). Principal component analysis was carried out and a UPGMA dendrogram was created. July is the most recommended time for carrying out crosses, and August for harvesting the seeds. The UFMG01, LICURI, UFVJM06, UFVJM29, CAMBRAIA, UFVJM25, TCARRO 01, ARRUBA and UFMG02 clones were classified as more precocious for the first floral buds. CAMBRAIA and UFVJM29 were the most dissimilar, with a greater number of flowers and seeds, and should be prioritized as parents.","PeriodicalId":56307,"journal":{"name":"Horticultura Brasileira","volume":"42 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2023-06-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139367366","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Composting of fresh vegetable residues and its application in lettuce cultivation 蔬菜鲜残堆肥及其在生菜栽培中的应用
IF 0.7 4区 农林科学
Horticultura Brasileira Pub Date : 2023-05-29 DOI: 10.1590/s0102-0536-2023-e2545
L. R. Porto, E. Mariano, J. Cardoso
{"title":"Composting of fresh vegetable residues and its application in lettuce cultivation","authors":"L. R. Porto, E. Mariano, J. Cardoso","doi":"10.1590/s0102-0536-2023-e2545","DOIUrl":"https://doi.org/10.1590/s0102-0536-2023-e2545","url":null,"abstract":"ABSTRACT A considerable part of fresh plant-based food has been discarded as waste, although it could be used to make organic compost for growing plants, retaining nutrient that would be discarded without any control in the environment. The aim of this study was to produce an organic compost using fresh vegetable food discarded from restaurants and mowed grass and to evaluate it for production of lettuce. The compost was produced and mixed with the commercial substrate Tropstrato HT Hortaliças® to occupy 0, 5, 10, 15, 20 or 25% of the volume of the mixture, which was used to grow Imperial and Imperial Roxa cultivars in the first experiment, and Camila and Red Star lettuce cultivars in the second one. The experiments were conducted under protected environment, organized in a 6x2 factorial scheme, following completely randomized design with three replicates. Chemical analyses of the substrate and compost and measurements of plant size and mass were carried out. The addition of compost caused an increase in all measurements of the plant traits, with the maximum estimated increase ranging from 1.7 to 9.0 times that estimated for the absence of compost in the plant growth substrate. Maximum estimated values for size and mass were observed with compost concentrations ranging from 20.1 to 26.7% of the mixture volume. The production of organic compost and its mixture with a commercial substrate proved to be an alternative for lettuce production, giving a better destination to the organic residues and promoting a reduction in the use of industrial inputs.","PeriodicalId":56307,"journal":{"name":"Horticultura Brasileira","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2023-05-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67251095","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Tuber yield and quality of potato processing cultivars submitted to nitrogen rates 施氮量对马铃薯加工品种块茎产量和品质的影响
IF 0.7 4区 农林科学
Horticultura Brasileira Pub Date : 2023-05-29 DOI: 10.1590/s0102-0536-2023-e2562
Cleto Tamanini Junior, Leonardo Z Anderle, Lucas B de Souza, Leonardo Balena, João Pedro Malanchuk, Cinthia K de Matos, J. Kawakami
{"title":"Tuber yield and quality of potato processing cultivars submitted to nitrogen rates","authors":"Cleto Tamanini Junior, Leonardo Z Anderle, Lucas B de Souza, Leonardo Balena, João Pedro Malanchuk, Cinthia K de Matos, J. Kawakami","doi":"10.1590/s0102-0536-2023-e2562","DOIUrl":"https://doi.org/10.1590/s0102-0536-2023-e2562","url":null,"abstract":"ABSTRACT Consumption of processed potatoes is increasing in Brazil. However, little information is available on the effect of nitrogen (N) rates on performance of potato cultivars developed in Brazil. The objective of this work was to evaluate yield and quality of tubers of potato processing cultivars, submitted to N rates at planting. Three field trials with eight treatments were conducted: two cultivars (Atlantic and BRSIPR Bel) and four N rates (0, 75, 150, and 225 kg/ha). Yield and quality of tubers were evaluated, as well as the post-frying absorbed oil content. Cultivar BRSIPR Bel showed higher total tuber yield (18% more) and commercial tuber yield (15% more) due to the production of higher number of tubers (29% more) compared to the cultivar Atlantic. On the other hand, Atlantic cultivar produced tubers with higher dry weight (22%) and lower oil absorption (38%). For both cultivars, the estimated N rate of 151 kg/ha resulted in the highest commercial tuber yield (diameter larger than 45 mm): 34.0 t/ha. For all studied variables there was no interaction between cultivar and N rate, concluding that the cultivars in this study (American and Brazilian origin) respond similarly to N rates.","PeriodicalId":56307,"journal":{"name":"Horticultura Brasileira","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2023-05-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67251142","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Sources of root-knot nematode (Meloidogyne enterolobii) resistance in sweetpotato genotypes 甘薯基因型根结线虫(Meloidogyne enterolobii)抗性的来源
IF 0.7 4区 农林科学
Horticultura Brasileira Pub Date : 2023-05-29 DOI: 10.1590/s0102-0536-2023-e2588
Thávio Júnior B Pinto, G. Silva, L. Vendrame, J. Pinheiro, L. A. Santos, Dwillian F Cunha, R. A. Melo, J. Cares
{"title":"Sources of root-knot nematode (Meloidogyne enterolobii) resistance in sweetpotato genotypes","authors":"Thávio Júnior B Pinto, G. Silva, L. Vendrame, J. Pinheiro, L. A. Santos, Dwillian F Cunha, R. A. Melo, J. Cares","doi":"10.1590/s0102-0536-2023-e2588","DOIUrl":"https://doi.org/10.1590/s0102-0536-2023-e2588","url":null,"abstract":"ABSTRACT The root-knot nematode (RKN) Meloidogyne enterolobii is gaining importance all around the world, including Brazil, damaging sweetpotato genotypes with known resistance to other RKN species, making it challenging to generate new resistant genes. This study aimed to assess the levels of resistance of 10 advanced sweetpotato cultivars to this nematode species. Two experiments were carried out in 2018/2019 and 2021/2022 seasons, under greenhouse conditions in Brasília-DF, Brazil. A completely randomized block design with six replicates of one plant/plot/treatment was used. The gall index (GI) and egg mass index (EMI) in the root system of each plant, the number of eggs and juveniles per gram of root with galls (NERG), and the nematode reproduction factor (RF) were determined. M. enterolobii resistance is present within three of the evaluated clones: BGBD 1399, MD 1609024, and MD 1610036, therefore demonstrating their potential as sources of resistance genes to assist breeding efforts to release cultivars, and help to reduce the impact and spread of this RKN.","PeriodicalId":56307,"journal":{"name":"Horticultura Brasileira","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2023-05-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67251260","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Identification of Heliothinae species (Lepidoptera: Noctuidae) in chickpeas in central Brazil 巴西中部鹰嘴豆中夜蛾亚种的鉴定(鳞翅目:夜蛾科)
IF 0.7 4区 农林科学
Horticultura Brasileira Pub Date : 2023-05-29 DOI: 10.1590/s0102-0536-2023-e2534
C. Reyes, P. Queiroz, A. Specht, R. Monnerat
{"title":"Identification of Heliothinae species (Lepidoptera: Noctuidae) in chickpeas in central Brazil","authors":"C. Reyes, P. Queiroz, A. Specht, R. Monnerat","doi":"10.1590/s0102-0536-2023-e2534","DOIUrl":"https://doi.org/10.1590/s0102-0536-2023-e2534","url":null,"abstract":"ABSTRACT Chickpea is a commercially exploited crop on a relatively new scale in Brazil, that is why, little information on the main pests is available. Mostly caterpillars showing Heliothinae morphological characteristics have emerged in production areas. In order to point out the species of these insects in chickpea fields produced in the Federal District and the surrounding areas, this study aimed to determine the morphological and molecular identification of these invertebrates in order to assist producers in pest management in a more sustainable way. Caterpillars were hand-collected directly from the plants in six sites and the moth collection was collected using light traps in four sites, monthly, in 2017 and 2018. The morphological identification was made through the adult insect genitalia and the subsequent molecular identification was performed using the cytochrome oxidase I enzyme with the quantitative PCR technique, which resulted in the development of an efficient and low-cost DNA extraction protocol to be used in samples under unfavorable storage conditions. Morphological and molecular studies showed the presence of Helicoverpa armigera, Helicoverpa zea, Chloridea virescens and Chloridea subflexa, with a predominance of Chloridea virescens in chickpea plants. Chloridea subflexa was verified for the first time feeding on chickpeas in Brazil.","PeriodicalId":56307,"journal":{"name":"Horticultura Brasileira","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2023-05-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67251090","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
PRODUCTION ECOPHYSIOLOGY OF THE GRAFTED AND NON-GRAFTED TOMATO PLANTS GROWN IN SUBSTRATE 基质中嫁接与非嫁接番茄植株的生产生态生理
IF 0.7 4区 农林科学
Horticultura Brasileira Pub Date : 2023-05-29 DOI: 10.1590/s0102-0536-2023-e2569
Lais Perin, R. Peil, R. Trentin, E. A. Streck, Chaiane Signorini, P. R. Grolli
{"title":"PRODUCTION ECOPHYSIOLOGY OF THE GRAFTED AND NON-GRAFTED TOMATO PLANTS GROWN IN SUBSTRATE","authors":"Lais Perin, R. Peil, R. Trentin, E. A. Streck, Chaiane Signorini, P. R. Grolli","doi":"10.1590/s0102-0536-2023-e2569","DOIUrl":"https://doi.org/10.1590/s0102-0536-2023-e2569","url":null,"abstract":"ABSTRACT Grafting can be an ally in the vegetable’s soilless cultivation, being the objective of this work evaluate the growth and production, as well as to define the thermal sum and trophic limit of grafted and non-grafted tomato plants cultivated in substrate. The experiments were conducted in a protected environment in the city of Jaguari-RS, in two growing seasons in the years 2019 and 2020. Italian and Gaucho tomato cultivars were used, the rootstock was chosen for giving vigor and longevity to the plants. Yield data were obtained through weekly fruit harvesting, growth data through periodic collections of whole plants and the total biomass obtained at the end of the experiments. Grafted plants show greater vegetative growth regardless of the crop season; however, non-grafted plants are more productive in a growing cycle with restricted light and low temperatures. Grafted plants require a greater thermal sum to complete their phenological stages. The trophic limit for grafted and non-grafted plants of Italian and Gaucho tomato cultivars is 4.8 MJ/m2/day.","PeriodicalId":56307,"journal":{"name":"Horticultura Brasileira","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2023-05-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67251196","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
No-till broccoli production using different cover crop residues and nitrogen doses 使用不同覆盖作物残茬和施氮量的免耕西兰花生产
IF 0.7 4区 农林科学
Horticultura Brasileira Pub Date : 2023-04-07 DOI: 10.1590/s0102-0536-2023-e2479
Jerônimo Jonas Ferreira Junior, J. Torres, H. C. D. O. Charlo, Valdeci Orioli Júnior, A. Loss, A. C. Barreto
{"title":"No-till broccoli production using different cover crop residues and nitrogen doses","authors":"Jerônimo Jonas Ferreira Junior, J. Torres, H. C. D. O. Charlo, Valdeci Orioli Júnior, A. Loss, A. C. Barreto","doi":"10.1590/s0102-0536-2023-e2479","DOIUrl":"https://doi.org/10.1590/s0102-0536-2023-e2479","url":null,"abstract":"ABSTRACT No-till vegetable farming is a feasible alternative to reduce erosion-induced losses and to increase soil nutrient availability, because cover crop residue protects the soil and its decomposition promotes nutrient cycling, which can improve the yield of the subsequent crop. The present study assessed the production and decomposition of cover crops and the agronomic performance of broccoli grown on this residue using different nitrogen doses in a no-till system. A randomized block design was used, in a split-split plot arrangement of main plots (cover crops), sub-plots (N doses) and sub-sub plots (decomposition times), with four repetitions. Seven cover crops were studied, as follows: [1) signal grass (SG); 2) sunn hemp (SH); 3) pearl millet (PM): 4) SG+SH; 5) SG+PM; 6) SH+PM and 7) SG+SH+PM]; in addition to four doses of nitrogen topdressing [T1) no N application (control); T2) 60 kg/ha N; T3) 90 kg/ha N and T4) 120 kg/ha N]; and five cover crop residue decomposition times: zero (cutting), 15, 30, 60 and 90 days after transplanting (DAT) the broccoli seedlings. Cover crop dry weight (DW) production, residue decomposition, and the head fresh (HFW) and dry weight (HDW) and yield (YLD) of broccoli were assessed. Among the cover crops, sunn hemp and the intercropped SG+SH treatment exhibited the lowest DW production and, along with signal grass, the shortest half-life (T½) and highest residue decomposition rate. The best-performing broccoli plants were those grown using PM, SH and a combination of both as cover crops. The highest broccoli production was obtained using sunn hemp residue, regardless of nitrogen topdressing, with HFW of 788 g/plant and YLD of 30 t/ha.","PeriodicalId":56307,"journal":{"name":"Horticultura Brasileira","volume":"101 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2023-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67251011","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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: 1
Amazon chicory: growing at full sunlight or under shade? 亚马逊菊苣:在阳光充足的地方生长还是在阴凉处生长?
IF 0.7 4区 农林科学
Horticultura Brasileira Pub Date : 2023-04-07 DOI: 10.1590/s0102-0536-2023-e2554
R. Gomes, Renata da S Arruda, Isabelle Caroline B do Rosário, Francisco Laurimar do N Andrade, Marcello N de Mello, L. D. S. Santos
{"title":"Amazon chicory: growing at full sunlight or under shade?","authors":"R. Gomes, Renata da S Arruda, Isabelle Caroline B do Rosário, Francisco Laurimar do N Andrade, Marcello N de Mello, L. D. S. Santos","doi":"10.1590/s0102-0536-2023-e2554","DOIUrl":"https://doi.org/10.1590/s0102-0536-2023-e2554","url":null,"abstract":"ABSTRACT Climatic factors can decisively influence the growth and productivity of agricultural crops. For unconventional vegetables, such as the Amazon chicory, the influence of sunlight on growing cycle is unknown. The aim of this study was to evaluate the influence of shading levels on the productive performance of Amazon chicory. The authors used a randomized block design, with four treatments and five replicates. The treatments were black polypropylene screens, 30, 50 and 70% shading, and cultivation at full sunlight. Vegetative development and production traits were evaluated. Correlation and principal components analysis (PCA) were performed with the aid of the computer program R. No significant difference between the shading levels for the evaluated traits was noticed. Nevertheless, the cultivation at full sunlight allowed an increase in production, compared to the 70% shading screen. A strong positive correlation between productivity, leaf fresh mass and amount of water in the shoot area was verified, with a coefficient equal to 1. Only the leaf area characteristic was poorly correlated with other traits (angle >90º). Therefore, we suggest growing the Amazon chicory both at full sunlight and under 70% shading.","PeriodicalId":56307,"journal":{"name":"Horticultura Brasileira","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2023-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67251134","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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: 1
Growth and macronutrient accumulation in tomato cultivated in an organic system 有机栽培番茄的生长与宏量营养素积累
IF 0.7 4区 农林科学
Horticultura Brasileira Pub Date : 2023-04-07 DOI: 10.1590/s0102-0536-2023-e2532
Lúcia Almeida, A. Cardoso, J. Candian, Hélio Grassi Filho, M. M. P. Sartori
{"title":"Growth and macronutrient accumulation in tomato cultivated in an organic system","authors":"Lúcia Almeida, A. Cardoso, J. Candian, Hélio Grassi Filho, M. M. P. Sartori","doi":"10.1590/s0102-0536-2023-e2532","DOIUrl":"https://doi.org/10.1590/s0102-0536-2023-e2532","url":null,"abstract":"ABSTRACT The aim of this study was to characterize the growth and nutrient absorption of ‘Debora Victory’ tomato grown in organic system. The treatments consisted of nine sampling dates, at 2, 32, 46, 60, 77, 91, 109, 122 and 137 days after transplantation (DAT). In the last sampling, plants reached an estimated accumulation of dry and fresh weight in plant shoots of 550 and 9,528 g/plant, respectively. At the end of the cycle, the distribution of dry matter was 73% in the fruits, 16% in the leaves and 11% in the stem. The yield of total fresh fruits was estimated at 154.7 t/ha. The decreasing order of nutrient accumulation in plant shoots was K>N>Ca>P>S>Mg, with estimated values of 22.6; 10.4; 5.0; 2.3; 2.1 and 1.6 g/plant, respectively, corresponding to 431; 198; 95; 44; 40 and 30 kg/ha of K, N, Ca, P, S and Mg, respectively. The decreasing order of nutrient accumulation in the fruits was K>N>P>S>Mg>Ca, with estimated values of 16.6; 8.4; 1.7; 0.8; 0.7 and 0.2 g/plant, respectively, which corresponded to an estimated total extraction of 315; 153; 32; 16; 14 and 3 kg/ha of K, N, P, S, Mg and Ca, respectively. In the last sampling, the greatest accumulation of N, P and K occurred in the fruits and Ca, S and Mg in the vegetative organs (stem + leaves).","PeriodicalId":56307,"journal":{"name":"Horticultura Brasileira","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2023-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67251085","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
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