2005•Heilongjiang Agricultural ScienceRequires access
Effect of Organic and Inorganic Fertilizer on Crop Yield and Organic Matter Content in the Grass Dark Brown Soil
Xiaoli Liu
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Abstract
Through 2 decade fixed position experiment, the influence of organic fertilizer and inorganic fertilizer on crop yield and the organic matter content in the grass dark brown soil was studied,The results showed: Soil organic matter content descended Continuously not to use fertilizer over a long period of time , dressing NP fertilizer long-term could effectively alleviate the organic matter content to descend, dressing organic fertilizer single long-term,and organic fertilizer with inorganic fertilizer could increase the soil organic matter content. dressing organic and inorganic fertilizer could not only increases the soil organic matter content effectively, but also could increase yield obviously against no fertilizer.