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Arbuscular mycorrhizal fungal communities in the rhizosphere of a continuous cropping soybean system at the seedling stage 58
Cui,Jiaqi; Bai,Li; Liu,Xiaorui; Jie,Weiguang; Cai,Baiyan.
Abstract Arbuscular mycorrhizae (AM) fungi play a crucial role in the growth of soybean; however, the planting system employed is thought to have an effect on AM fungal communities in the rhizosphere. This study was performed to explore the influence of continuous soybean cropping on the diversity of Arbuscular mycorrhizal (AM) fungi, and to identify the dominant AM fungus during the seedling stage. Three soybean cultivars were planted under two and three years continuous cropping, respectively. The diversity of AM fungi in the rhizosphere soil at the seedling stage was subsequently analyzed using polymerase chain reaction (PCR)-denaturing gradient gel electrophoresis (DGGE). The results showed that an increase in cropping years improved the colonization...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Soybean; Continuous cropping; Arbuscular mycorrhizae; PCR-DGGE; Genetic diversity.
Ano: 2018 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1517-83822018000200240
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Comportamento produtivo de Brachiaria humidicola no Acre. 14
COSTA, A. L. da; VALENTIM, J. F.; LUZ, E. A. T. da; BRITO, P. F. A..
Este trabalho objetivou avaliar o comportamento da Brachiaria humidicola (Quicuio da Amazônia), na formação de pastagens puras ou consorciadas com leguminosas.
Tipo: Folhetos Palavras-chave: Quicuio da Amazônia; Acre; Amazônia Ocidental; Western Amazon; Amazonia Occidental; Pastizales; Pastoreo mixto; Rendimiento de los cultivos; Pastos forrajeros; Pastagem; Gramínea forrageira; Capim Quicuio; Brachiaria humidicola; Monocultura; Pastagem consorciada; Rendimento; Cultivo Continuo; Urochloa humidicola; Pastures; Forage grasses; Continuous cropping; Mixed grazing; Crop yield.
Ano: 1980 URL: http://www.infoteca.cnptia.embrapa.br/infoteca/handle/doc/492305
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Cultivos sucessivos de milho em várzea. 14
LOPES FILHO, R. P..
Visando obter informações sobre formas de cultivares de milho em várzeas, capazes de manter em uma mesma área elevadas produtividades por um período maior que o verificado atualmente, estao sendo avaliados cultivos sucessivos dessa espécie, através de ações de pesquisa executadas em várzea úmida as margens do rio Mazagão, município de Mazagão, AP.
Tipo: Folhetos Palavras-chave: Brasil; Amapá; Maize; Cultivo Continuo; Milho; Zea Mays; Várzea; Brazil; Continuous cropping.
Ano: 1997 URL: http://www.infoteca.cnptia.embrapa.br/infoteca/handle/doc/341848
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Effect of continuous cropping of corn on the mineral uptakes 19
Yamamoto, Shinro; Mino, Yosuke; 山本, 紳朗; 美濃, 羊輔.
Palavras-chave: Continuous cropping; Growth suppression; Mineral uptake; Zea mays; ミネラル吸収; 連作; 生育抑制; トウモロコシ.
Ano: 1998 URL: http://ir.obihiro.ac.jp/dspace/handle/10322/1292
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Épocas de plantio de trigo e de soja, em sucessão, nas regiões Oeste e Norte do Estado do Paraná nos anos de 1976 e 1977. 14
QUEIROZ, E. F.; GAUDENCIO, C. A.; TORRES, E..
Trabalho apresentado na Reunião Norte Brasileira de Pesquisa de Trigo, Campinas, 1978.
Tipo: Folhetos Palavras-chave: Cutivo contínuo; Soja; Trigo; Variedade; Sistema de cultivo; Soybeans; Cultivars; Cropping systems; Continuous cropping; Wheat.
Ano: 1978 URL: http://www.infoteca.cnptia.embrapa.br/infoteca/handle/doc/445568
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Produtividade de forragem de gramíneas e leguminosas em pastagens puras e consorciadas no Acre. 14
VALENTIM, J. F.; MOREIRA, P..
Este estudo teve o objetivo de avaliar a produtividade e a taxa de acúmulo de forragem de P. maximum cv. Colonião, Tobiatã, Massai e BRA-006670 em pastagens puras e consorciadas com as leguminosas amendoim forrageiro (Arachis pintoi BRA-015121 e Arachis glabrata cv. Arbrook) e puerária (Pueraria phaseoloides) em diferentes intervalos de rebrota, durante o período chuvoso e seco, nas condições ambientais do Acre.
Tipo: Folhetos Palavras-chave: Colonião; Massai; Tobiatã; BRA-006670; Amendoim forrageiro; Forage peanuts; Cacahuetes forrajeros; BRA-031143; Rhizoma peanut; Arachis glabrata cv Arbrook; Acúmulo de forragem; Embrapa Acre; Rio Branco (AC); Acre; Amazônia Ocidental; Western Amazon; Amazonia Occidental; Cultivo mixto; Pastilzales; Rendimiento de los cultivos; Pastagem; Produtividade; Cultivo puro; Gramínea forrageira; Consorciação de cultura; Capim Colonião; Panicum maximum; Leguminosa forrageira; Kudzu; Pueraria phaseoloides; Cultivo Continuo; Pastures; Crop yield; Continuous cropping; Mixed cropping; Arachis pintoi; Arachis glabrata.
Ano: 2001 URL: http://www.infoteca.cnptia.embrapa.br/infoteca/handle/doc/495174
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Summary proceedings of the fourth ICRISAT Regional Groundnut Meeting for Western and Central Africa 30
F..
Palavras-chave: Mycotoxins; Groundnuts; Breeds (animals); Agronomy; Yield losses; Fungicides; Genotypes; Continuous cropping; Postharvest technology.
Ano: 1996 URL: http://agropedia.iitk.ac.in/openaccess/?q=node/4190
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การเปลี่ยนแปลงสภาพภูมิอากาศและการระบาดของโรคข้าวในนาชลประทานที่ปลูกต่อเนื่องในจังหวัดพัทลุง สงขลา และนครศรีธรรมราช 106
Chanasirin Klinmanee; Souwanee Sribur; Acharaporn Na Lampang Noenplab.
The effect of climate change may influence the intensity and severity in some rice diseases, particularly in continuous-cultivation irrigated areas. To study the outbreak of rice diseases in relation to climate change, the experiment using Split-plot in RCB design having 3 replicates was conducted at Phatthalung Rice Research Center during October 2010 to December 2012. The main plot consisted of 12 sowing dates, one month each throughout the year. Sub-plots contained two rice varieties being PSL2 and CNT1. Disease assessment for incidence and severity was carried out in each sub-plot. Meteorological data such as temperature, relative humidity and rainfall were collected from the meteorological station. Based on meteorological data, the average annual...
Tipo: PhysicalObject Palavras-chave: Climate; Disease epidemics; Continuous cropping; Irrigated rice fields; สภาพภูมิอากาศ; โรคข้าว; การระบาดของโรค; การปลูกพืชต่อเนื่อง; นาชลประทาน; จ.พัทลุง; จ.สงขลา; จ.นครศรีธรรมราช.
Ano: 2013 URL: http://anchan.lib.ku.ac.th/agnet/handle/001/5444
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ผลของการเปลี่ยนแปลงสภาพภูมิอากาศต่อชนิดของเชื้อสาเหตุและการระบาดของโรคข้าวในนาชลประทานที่ปลูกต่อเนื่องในจังหวัดแพร่และอุตรดิตถ์ 106
Pannipa Yajai; Piyawan Yaidee; Kulchana ketsuwan.
Study on the effect of climate change on outbreak of rice disease in the experiment Phrae Rice Research Center and farmers’ fields at Phrae and Uttaradit Provinces. In Phrae Rice Research Center to study during January, 2011 - December, 2013 and experiment using split-plot in RCB desing 3 replications. Main plots were planting dates wich desingned to plant at 6 date of the every monthly. Sub plots contained two rice varieties being San Pah Tawng 1 and RD14 to planted every month by transplanting total of 36 months and survey disease epidemics In farmers’ fields. Record meteorological data including temperature, relative humidity and total rainfall, it compare with the long-temp average of meteorological data (2003-2012). The result found that, the average...
Tipo: PhysicalObject Palavras-chave: Climatic change; Rice disease; Disease epidemics; Continuous cropping; Rice production; Irrigated rice; Global warming; Rice pathogen; Rice; RD 14 variety; Sanpatong 1 variety; Phrae province; Uttaradit province; ข้าว; พันธุ์สันป่าตอง 1; พันธุ์กข 14; การผลิตข้าว; การปลูกข้าวต่อเนื่อง; นาชลประทาน; จังหวัดแพร่; จังหวัดอุตรดิตถ์; การระบาดของโรค; โรคข้าว; การสำรวจโรคพืช; เชื้อสาเหตุของโรค; ภาวะโลกร้อน; การเปลี่ยนแปลงสภาพภูมิอากาศ; การประเมินความเสียหาย; จ.แพร่; จ.อุตรดิตถ์.
Ano: 2014 URL: http://anchan.lib.ku.ac.th/agnet/handle/001/5697
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ผลของการเปลี่ยนแปลงสภาพภูมิอากาศที่มีต่อชนิดของเชื้อสาเหตุ และการระบาดของโรคข้าวในนาชลประทานที่ปลูกต่อเนื่อง 106
Acharaporn Na Lampang Noenplab; Rasamee Dhitikiattipong; Witchuda Rattanakarn; Wanporn Khemmook; Sith Jaisong; Pannipa Yajai; Piyawan Yaidee; Nootjarin jungkhun; Kornsiri Srinin; Taraporn Yuenyong; Duangkamon Boonchuay; Anakkapon Boonchuay; Duangporn Witoonjit; Nittaya Ruensuk; Chalermkwan Chimwai; Chalermchart Ruechaikarm; Kanok-orn Dawkmaitate; Wannapan janlapa; Tasdow Kate-nate; Chalermpol Chalermpolyothin; Sommai Sriwisut; Noppadol prayoonsook; Chanasirin Klinmanee; Saowanee Sribua.
This study was carried out in the continuous irrigated rice cropping system during 2011-2013 by 8 rice research centers and Bureau of Rice Research and Development. Disease assessments were also conducted in the farmers’ fields in 16 provinces responsible by participating offices in the Upper and Lower North, Central, East and South of Thailand. The main objective was to investigate the relationship between meteorological data and disease epidemics through field survey and carry out experiment on continuous rice cultivation by sowing popular rice variety every month. Three significant rice pathogens i.e. blast, bacterial leaf blight and ragged stunt were collected for diversification study. Results revealed that there were disease epidemics in 19...
Tipo: PhysicalObject Palavras-chave: Climate change; Rice pathogen; Rice epidemics; Continuous cropping; Irrigated rice; Thailand; ข้าว; การเปลี่ยนแปลงสภาพภูมิอากาศ; เชื้อสาเหตุโรคข้าว; การระบาดของโรคข้าว; การทำนาอย่างต่อเนื่อง; ข้าวนาชลประทาน; อุตุนิยมวิทยา; ประเทศไทย.
Ano: 2014 URL: http://anchan.lib.ku.ac.th/agnet/handle/001/5656
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