Revista de Agricultura Neotropical最新文献

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INITIAL DEVELOPMENT OF GABIROBA (Campomanesia adamantium) ACCORDING TO FERTILIZATION WITH NITROGEN AND PHOSPHORUS 根据氮和磷的施用,金刚豆的初步发育
IF 0.3
Revista de Agricultura Neotropical Pub Date : 2021-06-30 DOI: 10.32404/rean.v8i2.5825
Jéssica Rodrigues de Mello Duarte, S. Basílio, N. Peixoto, Mariana Pina da Silva Berti
{"title":"INITIAL DEVELOPMENT OF GABIROBA (Campomanesia adamantium) ACCORDING TO FERTILIZATION WITH NITROGEN AND PHOSPHORUS","authors":"Jéssica Rodrigues de Mello Duarte, S. Basílio, N. Peixoto, Mariana Pina da Silva Berti","doi":"10.32404/rean.v8i2.5825","DOIUrl":"https://doi.org/10.32404/rean.v8i2.5825","url":null,"abstract":"Campomanesia adamantium (Cambess.) Berg O. is a native of Savanna, popularly known as gabiroba, guavira, or gabiroba-do-campo, and has many uses, with its fruit being consumed fresh or processed. This study aimed to evaluate different doses of phosphorus and nitrogen in the initial development of gabiroba (Campomanesia adamantium) cultivated in pots. Five doses of phosphorus (0, 100, 200, 300, and 400kg ha-1 of P2O5) and three doses of nitrogen (0, 100, and 200 kg ha-1of N) were tested. The experimental design used was completely randomized in a 5x3 factorial scheme with six replications. The evaluations were carried out 120 days after plant emergence, and the variables analyzed were stem diameter, plant height, and number of leaves. Data were subjected to analysis of variance and F-test. The means were compared by the Tukey test at p0.05. Regression analyzes were adjusted for phosphorus doses. The gabiroba responds significantly to the addition of phosphorus, with the dose of 400 kg ha-1 of P2O5 providing the highest height and the dose of 300 kg ha-1 of P2O5 providing the greatest stem diameter and the number of leaves. Up to 120 days old, gabiroba seedlings do not respond significantly to nitrogen fertilization.","PeriodicalId":55957,"journal":{"name":"Revista de Agricultura Neotropical","volume":" ","pages":""},"PeriodicalIF":0.3,"publicationDate":"2021-06-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44128416","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
NITROGEN FERTILIZATION OF PAIAGUÁS GRASS: PRODUCTION AND NUTRITION PAIAGUÁS草的氮肥生产与营养
IF 0.3
Revista de Agricultura Neotropical Pub Date : 2021-06-28 DOI: 10.32404/rean.v8i2.5918
Alexandre Alves Domingues, Alessandro José Marques Santos, C. Backes, L. Rodrigues, A. G. Teodoro, S. Bessa, A. A. Ribon, P. R. Giongo, L. J. G. Godoy, C. C. F. D. Resende
{"title":"NITROGEN FERTILIZATION OF PAIAGUÁS GRASS: PRODUCTION AND NUTRITION","authors":"Alexandre Alves Domingues, Alessandro José Marques Santos, C. Backes, L. Rodrigues, A. G. Teodoro, S. Bessa, A. A. Ribon, P. R. Giongo, L. J. G. Godoy, C. C. F. D. Resende","doi":"10.32404/rean.v8i2.5918","DOIUrl":"https://doi.org/10.32404/rean.v8i2.5918","url":null,"abstract":"Nitrogen (N) is a nutrient associated with the development of plant shoots, which makes it a vitally important element for the maintenance and sustainability of pasture. The goal of this study was to evaluate the effects of nitrogen fertilization on the productive and nutritional traits of Urochloa brizantha Paiaguas, as well as the efficiency of digital imaging and the use of a chlorophyll meter in obtaining green color indices. The experiment was conducted in the field on the Escola farm at the State University of Goias, located in Sao Luis de Montes Belos, GO. A randomized-block design with five treatments and four replicates was adopted. Treatments consisted of four N rates (0, 75, 150, 300, and 600 kg ha ‒1 ) in the form of ammonium sulfate. The grass responded up to the N rate of 374 kg ha ‒1 for production-related traits, such as plant height, number of tillers, and shoot dry matter. Maximum dry matter yields were 21,225 and 13,710 kg ha ‒1 yr ‒1 for the first and second cycles, respectively. Both the chlorophyll meter and digital imaging were efficient in indicating plant N nutritional status. Paiaguas grass responds to N similarly to other Urochloa brizantha cultivars.","PeriodicalId":55957,"journal":{"name":"Revista de Agricultura Neotropical","volume":" ","pages":""},"PeriodicalIF":0.3,"publicationDate":"2021-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48190619","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
ENRICHMENT OF CASING SOIL WITH FE AND SOY-FLOUR UNDER Pseudomonas INOCULATION ON YIELD AND QUALITY OF BUTTON MUSHROOM 假单胞菌接种条件下壳土富铁和硫肥对蘑菇产量和品质的影响
IF 0.3
Revista de Agricultura Neotropical Pub Date : 2021-05-28 DOI: 10.32404/REAN.V8I2.5111
Fereshteh Maknali, A. Kashi, R. Mohammadi, A. Khalighi
{"title":"ENRICHMENT OF CASING SOIL WITH FE AND SOY-FLOUR UNDER Pseudomonas INOCULATION ON YIELD AND QUALITY OF BUTTON MUSHROOM","authors":"Fereshteh Maknali, A. Kashi, R. Mohammadi, A. Khalighi","doi":"10.32404/REAN.V8I2.5111","DOIUrl":"https://doi.org/10.32404/REAN.V8I2.5111","url":null,"abstract":"Effects of casing soil enrichment with soybean flour (SF) and iron (Fe) were explored on yield and quality of edible mushrooms inoculated with plant growth-promoting bacteria in a factorial experiment with four replications. Fe from Fe chelate source was applied at two levels of 0 (Fe 0 ) and 500 mg L -1 (Fe 500 ), SF at three levels of 0% (SF 0 ), 1.5% (SF 1.5 ), and 3% (SF 3 ) of compost dry weight, and bacteria inoculation at two levels (non-inoculation and inoculation of mycelia with  P. putida ). The maximum fresh yield (20.3 kg m -2 ), mushroom number (1041), biological efficiency (95.0%), vitamin C (3.74 mg 100 g -1 FW), and yield of protein (6.48 kg m -2 ) were obtained from SF 1.5 +  P. putida . But, the maximum tryptophan (1.37 mg g -1 DW), methionine (2.29 mg g -1 DW), and antioxidant capacity (4.25 mg mL -1 ) were related to SF 3 inoculated with  P. putida . Furthermore, the maximum carbohydrate (5.64%) was related to Fe 500 + SF 3 . Based on the results, casing soil enrichment with Fe did not have a significant influence on quantitative and qualitative traits of mushrooms, but SF application at the rate of 1.5%, especially when accompanied by  P. putida , played a more essential role. Thus, it is recommended to use 1.5% SF along with  P. putida  to enhance the yield and qualitative traits of edible mushrooms.","PeriodicalId":55957,"journal":{"name":"Revista de Agricultura Neotropical","volume":" ","pages":""},"PeriodicalIF":0.3,"publicationDate":"2021-05-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"46682784","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
WEEDS IN SOYBEAN CULTIVATION WITH DIFFERENT PREDECESSOR COVER CROPS 不同覆盖作物对大豆栽培杂草的影响
IF 0.3
Revista de Agricultura Neotropical Pub Date : 2021-05-20 DOI: 10.32404/REAN.V8I2.5890
Pedro H. G. Pinto, S. F. Lima, M. G. O. Andrade, L. M. Contardi, J. Ávila, Breno de Oliveira Reis, V. Bernardo, Eduardo Pradi Vendruscolo
{"title":"WEEDS IN SOYBEAN CULTIVATION WITH DIFFERENT PREDECESSOR COVER CROPS","authors":"Pedro H. G. Pinto, S. F. Lima, M. G. O. Andrade, L. M. Contardi, J. Ávila, Breno de Oliveira Reis, V. Bernardo, Eduardo Pradi Vendruscolo","doi":"10.32404/REAN.V8I2.5890","DOIUrl":"https://doi.org/10.32404/REAN.V8I2.5890","url":null,"abstract":"The competition between soybean and weeds affects crop development due to reduced resources such as water, light, and nutrients, leading to yield losses. Thus, the study aimed to evaluate quantitatively and qualitatively, through phytosociology and seed bank, the weed presence in a soybean cultivation area with different predecessor cover crops. The experiment was installed under no-till system conditions using a randomized block design with nine treatments and three replications. The treatments were composed of the following cover crops, sorghum (Sorghum bicolor), crotalaria (Crotalaria ochroleuca), millet (Pennisetum americanum), Urochloa ruziziensis, U. brizantha cv. Piatã, fodder radish (Raphanus sativus L.), U. brizantha cv. Xaraés, millet + fodder radish, and fallow. The soybean crop was established on the cover crops in the 2019/20 harvest. Soybean characteristics, the seed bank, and weed phytosociology were evaluated. The highest soybean yield was obtained with U. ruziziensis as predecessor cover crop, reaching 4530 kg ha-1. It was concluded that the following cover crops, sorghum, crotalaria, and millet, were the ones that most suppressed the soil weed seed bank. Contrarily, the fallow provided the greatest viable seed number. The weed species Eleusine indica, Digitaria insularis, and Cenchrus echinatus had higher phytosociological values in all treatments.","PeriodicalId":55957,"journal":{"name":"Revista de Agricultura Neotropical","volume":" ","pages":""},"PeriodicalIF":0.3,"publicationDate":"2021-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"46147460","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
PRIMING AND GROWTH INHIBITOR IN THE PRODUCTION OF HIGH-QUALITY PEPPER SEEDLINGS 优质辣椒苗木生产中的引物和生长抑制剂
IF 0.3
Revista de Agricultura Neotropical Pub Date : 2021-05-03 DOI: 10.32404/REAN.V8I2.5828
A. G. Silva, F. F. Binotti, Adriana Hernandes Pinto Matos, Talita Cristina Campos Pereira da Silva, T. C. Silva, E. Costa
{"title":"PRIMING AND GROWTH INHIBITOR IN THE PRODUCTION OF HIGH-QUALITY PEPPER SEEDLINGS","authors":"A. G. Silva, F. F. Binotti, Adriana Hernandes Pinto Matos, Talita Cristina Campos Pereira da Silva, T. C. Silva, E. Costa","doi":"10.32404/REAN.V8I2.5828","DOIUrl":"https://doi.org/10.32404/REAN.V8I2.5828","url":null,"abstract":"This study aimed to evaluate the effect of nitrate salts and a growth regulator on seed conditioning. Subsequently, the responses of the influence of the leaf application of paclobutrazol (PBZ) and nitrogen on the quality of seedlings of Capsicum frutescens L. were evaluated. Two experiments were carried out. The first experiment was conducted in a completely randomized design to evaluate priming, as follows: T1 – control, T2 – control (water), T3 – 0.2% calcium nitrate, T4 – 0.2% potassium nitrate, T5 – 0.1% calcium nitrate + 0.1% potassium nitrate, T6 – PBZ, and T7 – PBZ + 0.1% calcium nitrate + 0.1% potassium nitrate. The second experiment was carried out in a completely randomized design in a 2×5 factorial scheme consisting of priming (absence and presence of calcium nitrate) and leaf application of growth regulator, as follows: control (water), PBZ, PBZ + 1% nitrogen (calcium nitrate), PBZ + 1% nitrogen (urea), and PBZ + nitrogen (0.5% calcium nitrate + 0.5% urea). Physiological conditioning with a solution of 0.1% calcium nitrate increased the germination and seedling emergence rate and resulted in seedlings with a higher shoot length at 33 days after sowing (DAS), but seedlings at 50 DAS showed no differences in growth with its use. Leaf application of 0.1% paclobutrazol provided pepper (C. frutescens L.) seedlings with better distribution in growth according to the Dickson quality index.","PeriodicalId":55957,"journal":{"name":"Revista de Agricultura Neotropical","volume":"8 1","pages":"e5828"},"PeriodicalIF":0.3,"publicationDate":"2021-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41923433","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
PERFORMANCE OF LETTUCE SUBMITTED TO THE ROCK DUST REMINERALIZER AND DOSES OF EFFICIENT MICROORGANISMS 生菜的性能提交给岩石粉尘再矿化剂和有效的微生物剂量
IF 0.3
Revista de Agricultura Neotropical Pub Date : 2021-04-30 DOI: 10.32404/REAN.V8I2.5526
W. S. Sousa, T. Campos, A. Souza, P. H. Cintra, Layanara Oliveira Faria, Talles Eduardo Borges dos Santos
{"title":"PERFORMANCE OF LETTUCE SUBMITTED TO THE ROCK DUST REMINERALIZER AND DOSES OF EFFICIENT MICROORGANISMS","authors":"W. S. Sousa, T. Campos, A. Souza, P. H. Cintra, Layanara Oliveira Faria, Talles Eduardo Borges dos Santos","doi":"10.32404/REAN.V8I2.5526","DOIUrl":"https://doi.org/10.32404/REAN.V8I2.5526","url":null,"abstract":"The use of soil remineralizers with efficient microorganisms (EM) can represent an effective and sustainable alternative to improve the growth, development, and yield of cultivated plants. Thus, the present study aimed to evaluate the effect of different doses of EM, in the presence or absence of rock dust (RD), on the development of iceberg lettuce, cultivar Lucy Brown. The design used was completely randomized, arranged in a 2 x 5 factorial scheme, with four replications. The treatments consisted of the presence and absence of RD in the substrate composition, combined with five commercial product doses based on EM (0, 2, 4, 6, and 8 L ha-1). At 30 days after transplanting, root and stem length, head circumference, the number of leaves, stem diameter, leaf area, fresh matter of root, stem, leaf, and shoot, and dry matter of root, stem, leaf, and shoot were evaluated. There was an interaction between the factors for most variables of economic importance. The dose of 4.5 L ha-1 of the product based on EM, combined with PR, implied the best performance of iceberg lettuce under the studied cultivation conditions.","PeriodicalId":55957,"journal":{"name":"Revista de Agricultura Neotropical","volume":"8 1","pages":"e5526"},"PeriodicalIF":0.3,"publicationDate":"2021-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48154786","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
REARING DENSITY IN THE PERFORMANCE AND PROFITABILITY OF ROSS 308 BROILERS 饲养密度对ross308肉鸡生产性能和经济效益的影响
IF 0.3
Revista de Agricultura Neotropical Pub Date : 2021-04-28 DOI: 10.32404/REAN.V8I2.5856
Higor Jonathan de Oliveira Silva, A. F. G. O. D. Souza, E. Garcia, M. C. D. P. Leite, Leticia Gabriela Talhaferro Cassuci, Elyan Carlos da Silva Domingues, A. Marques, João Paulo Gomes dos Santos, G. D. Costa, Dayane Camargo Machado, Maria Vitória Silva
{"title":"REARING DENSITY IN THE PERFORMANCE AND PROFITABILITY OF ROSS 308 BROILERS","authors":"Higor Jonathan de Oliveira Silva, A. F. G. O. D. Souza, E. Garcia, M. C. D. P. Leite, Leticia Gabriela Talhaferro Cassuci, Elyan Carlos da Silva Domingues, A. Marques, João Paulo Gomes dos Santos, G. D. Costa, Dayane Camargo Machado, Maria Vitória Silva","doi":"10.32404/REAN.V8I2.5856","DOIUrl":"https://doi.org/10.32404/REAN.V8I2.5856","url":null,"abstract":"The objective was to evaluate the effect of stocking density on productive performance, carcass characteristics, productivity, bone development, and profitability of Ross 308 broilers. A completely randomized experimental design with four stocking densities (10, 12, 14, and 16 birds m-2) and four replicates, and the subplots the bone collection ages (7, 14, 21, 28, 35, and 42 days old). The variables analyzed were live weight at 21 and 42 days, weight gain, feed intake, and conversion in the accumulated periods from 1 to 21 and 1 to 42 days. Weights of carcasses, commercial cuts, edible viscera, abdominal fat, productivity, production efficiency index, viability, and profitability were evaluated. The length, thickness, weight, and Seedor index of long bones (tibiotarsus and femur) were also evaluated. The yield was higher for densities of 14 and 16 birds m-2. The thickness of the tibiotarsus was lower in the density of 12 birds m-2. The increase in the stocking density of 10 or 12 birds m-2, to 14 birds m-2 allows greater productivity per area, without compromising the productive performance, such as carcass characteristics and the animal's bone development, besides being the breeding density with the highest profitability, considering the welfare of Ross 308 broilers.","PeriodicalId":55957,"journal":{"name":"Revista de Agricultura Neotropical","volume":" ","pages":""},"PeriodicalIF":0.3,"publicationDate":"2021-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44906825","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
DRY MATTER ACCUMULATION AND SUGAR AND ALCOHOL YIELD OF SUGARCANE SUBMITTED TO NITROGEN SOURCES AND DOSES 氮源和氮量对甘蔗干物质积累和糖醇产量的影响
IF 0.3
Revista de Agricultura Neotropical Pub Date : 2021-04-26 DOI: 10.32404/REAN.V8I2.5446
F. H. F. Gomes, F. Soares, Antônio Evami Cavalcante Sousa, Edson Cabral da Silva, M. B. Teixeira, A. V. S. Bastos, C. T. S. Costa, V. M. Vidal, L. Dantas
{"title":"DRY MATTER ACCUMULATION AND SUGAR AND ALCOHOL YIELD OF SUGARCANE SUBMITTED TO NITROGEN SOURCES AND DOSES","authors":"F. H. F. Gomes, F. Soares, Antônio Evami Cavalcante Sousa, Edson Cabral da Silva, M. B. Teixeira, A. V. S. Bastos, C. T. S. Costa, V. M. Vidal, L. Dantas","doi":"10.32404/REAN.V8I2.5446","DOIUrl":"https://doi.org/10.32404/REAN.V8I2.5446","url":null,"abstract":"The study aimed to evaluate the nitrogen sources and doses application effects on the dry matter production and the sugar and alcohol gross yield of sugarcane (SP80-1816) in the cane-plant cycle in a dystrophic Red Oxisol. The experiment was conducted in the Fazenda Rio Paraiso II field, belonging to Usina Raizen, in Jatai - GO. The experimental design used was randomized blocks, arranged in a factorial scheme (2 x 4), with three replications. The treatments consisted of two nitrogen sources (urea and ammonium nitrate) and four nitrogen doses (0, 60, 120, and 180 kg ha -1) . Dry matter variables were analyzed in sub-subdivided plots, as four evaluation periods were added (210, 250, 290, and 330 days after planting). The evaluation periods influenced sugarcane dry matter, and urea favored these variables to the ammonium nitrate's detriment. In contrast, the opposite occurred for stalk yield and sugar and alcohol yields, in which ammonium nitrate provided greater increments. The increase in nitrogen doses provided linear gains in practically all studied variables.","PeriodicalId":55957,"journal":{"name":"Revista de Agricultura Neotropical","volume":"8 1","pages":"5446"},"PeriodicalIF":0.3,"publicationDate":"2021-04-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49190753","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
THERMAL STRESS IN THE ADEQUACY OF THE CHEMICAL SCARIFICATION PERIOD IN BRACHIARIA SEEDS 臂鱼种子化学刻蚀期充足性的热应力
IF 0.3
Revista de Agricultura Neotropical Pub Date : 2021-04-19 DOI: 10.32404/REAN.V8I1.5753
A. H. Pinto, T. B. Batista, F. F. Binotti, E. Binotti, E. Costa
{"title":"THERMAL STRESS IN THE ADEQUACY OF THE CHEMICAL SCARIFICATION PERIOD IN BRACHIARIA SEEDS","authors":"A. H. Pinto, T. B. Batista, F. F. Binotti, E. Binotti, E. Costa","doi":"10.32404/REAN.V8I1.5753","DOIUrl":"https://doi.org/10.32404/REAN.V8I1.5753","url":null,"abstract":"Forage seeds often have a low germination percentage due to their seeds' dormancy, such as seeds of the genus Urochloa. Chemical scarification is chosen to overcome the dormancy, yet the seed's vigor level is not taken into account. On this wise, the method can harm the seed's quality. In this context, the study aimed to investigate the appropriate scarification period in brachiaria seeds and how the lot's thermal stress can affect this result. The experimental design was completely randomized, arranged in a 3x4 factorial scheme, designated by thermal stress (0, 24, and 48 hours) and periods of chemical scarification with concentrated sulfuric acid (0, 5, 10, and 15 minutes), with four repetitions. After scarification of the treatments, the seeds were evalua ted for germination and vigor criteria. Scarification for 5 minutes is enough to express the quality of Urochloa brizantha cv. MG-5. This technique is not recommended after the seeds are severely stressed by temperature and humidity.","PeriodicalId":55957,"journal":{"name":"Revista de Agricultura Neotropical","volume":" ","pages":""},"PeriodicalIF":0.3,"publicationDate":"2021-04-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"46893761","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
PRODUCTION OF ORNAMENTAL PYRAMID PEPPER WITH REFLECTIVE MATERIAL ON BENCHES IN DIFFERENT ENVIRONMENTS 在不同环境的长凳上用反光材料制作观赏金字塔椒
IF 0.3
Revista de Agricultura Neotropical Pub Date : 2021-04-14 DOI: 10.32404/REAN.V8I1.5698
L. A. Silva, J. S. Salles, Luiz Martins Cambui Neto, E. Costa, A. G. Silva, D. F. Cavalcante, F. F. Binotti, T. Zoz
{"title":"PRODUCTION OF ORNAMENTAL PYRAMID PEPPER WITH REFLECTIVE MATERIAL ON BENCHES IN DIFFERENT ENVIRONMENTS","authors":"L. A. Silva, J. S. Salles, Luiz Martins Cambui Neto, E. Costa, A. G. Silva, D. F. Cavalcante, F. F. Binotti, T. Zoz","doi":"10.32404/REAN.V8I1.5698","DOIUrl":"https://doi.org/10.32404/REAN.V8I1.5698","url":null,"abstract":"Pepper trees have great ornamental value due to the varied colors of their fruits. Thus, the objective was to evaluate the Pyramid cultivar's production in different cultivation environments using benches with reflective material. The experiment was carried out in two protected environments: a) agricultural greenhouse with 42-50% shade screen under the plastic film and b) agricultural screen with black monofilament screen with 18% shade. Inside the environments, the production system was tested with and without reflective material on the cultivation bench. The experiments were conducted in a completely randomized design, with four replicates and six plants per plot. Joint analysis was used to compare environments. At 45, 60, and 75 days after transplantation, plant height, stem diameter, number of leaves, canopy area, and number of fruits were evaluated. The agricultural greenhouse with a 42/50% shade screen under the plastic film provided the formation of higher plants with greater stem diameter, greater number of leaves and fruits, and greater top diameter than the screen with 18% shading. The reflective mirror material showed positive results only for plant height.","PeriodicalId":55957,"journal":{"name":"Revista de Agricultura Neotropical","volume":" ","pages":""},"PeriodicalIF":0.3,"publicationDate":"2021-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44133928","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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