我国主要麦区农户施肥评价及减肥潜力分析
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Evaluation of Farmers’ Fertilizer Application and Fertilizer Reduction Potentials in Major Wheat Production Regions of China
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图7. 我国不同麦区农户施钾量在各产量等级的分布 |
Fig. 7. Distributions of farmers with different K inputs at different grain yield levels in major wheat production regions of China |
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