Recursos Tagged: Weed Control
37 items found (Showing 31 - 37) Previous
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Weeds are important biotic constraint to food production. Weeds compete with crops for the same resources, basically water, nutrients, light and carbon dioxide. Furthermore, they are alternate hosts for crop pests and pathogens. Moreover, some of them lack autotrophy and fully develop only by...
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Abstract,Outlook on Agriculture. 2017 In order to determine the critical period of weed control in sesame, field studies were conducted during the 2014 and 2015 growing seasons in Estahban, Iran. The experiments were conducted based on factorial arrangement which involved a randomized complete...
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Access Agriculture Training Video O composto é mais poderoso do que o esterco. O que poucos sabem é que os microrganismos do composto atacam as sementes da estriga no solo. O composto também diminui a quantidade de estriga que brotará e reduz seu efeito negativo nas plantações de cereais. Vejamos...
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Access Agriculture Training Video É importante arrancar a estriga daninha com as mãos antes que elas produzam sementes e se espalhem. Como isso é trabalhoso, aconselha-se reduzir o número de estrigas, aplicando composto ou esterco e rotacionando ou consorciando com culturas não cerealíferas, como...
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Access Agriculture Training Video Um dos principais parasitas é a estriga, uma erva daninha que suga o sumo e os nutrientes das culturas de cereais como painço, sorgo e milho, causando grandes perdas de rendimento. Uma única estriga pode produzir centenas de milhares de sementes, que são tão...
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13/11/2018 Mistletoes (parasitic shrubs from diverse families), dodders (species of Cuscuta); and witchweeds and their relatives, Striga, Alectra, and Rhamphicarpa species are major constraints on African crops especially in grain and legume production. They are highly specialized weeds so understanding...
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Key Resource 19/01/1991 "Published in co-operation with the Technical Centre for Agricultural and Rural Co-operation" - T.p. verso. Weed Control describes the basic biology of weeds and the characteristics of weed species. The methods of control – manual, animal-powered and engine-drive, cultural and chemical control –...