Phân tích tư tưởng của nhân dân qua đoạn thơ: Những người vợ nhớ chồng… Những cuộc đời đã hóa sông núi ta trong Đất nước của Nguyễn Khoa Điềm
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The impact of Improved agricultural practice (IAP) with emphasis on soil analysis based organic manure and chemical fertilizer application, replacement of 25% chemical fertilizer with Bio-fertilizers and Integrated Pest Management, was studied for 3 successive years in 5 fields in Ricelentil – Okra cropping system in Gangetic Alluvial zones of West Bengal, India. IAP was seen to have significant beneficial effects on elevating soil organic carbon content and increase soil pH towards normality.
Nội dung trích xuất từ tài liệu:
The effect of improved agricultural practice on soil nutrient status and some beneficial microbial status in rice- lentil-okra cropping system in gangetic alluvial zone of West Bengal, India
