PDF(308 KB)
黑龙江省西部半干旱区水稻优化灌溉的经济效益模型
王克全, 付强,
PDF(308 KB)
PDF(308 KB)
黑龙江省西部半干旱区水稻优化灌溉的经济效益模型
Economic Interest Model for Rice Based on Optimal Irrigation of Semiarid Area of Western Heilongjiang Province
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