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Weed Incidences and Their Effect on Crop Productivity under Diversified Rotational Cropping Systems in the Lateritic Belt of Lower Gangetic Plain of Eastern India

Weed Incidences and Their Effect on Crop Productivity under Diversified Rotational Cropping Systems in the Lateritic Belt of Lower Gangetic Plain of Eastern India
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出处 《Journal of Agricultural Science and Technology(B)》 2011年第4期511-522,共12页 农业科学与技术(B)
关键词 杂草多样性 轮作系统 作物产量 多元化 红土 印度 平原 恒河 Cropping systems, diversified rotational cropping systems, weed density, weed ecology, farmers' package (FP),improved package (IP), India
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