... irrigation requirement 灌溉需水量 ; 灌溉需要量 ; 浇灌需要量 ; 灌量 fertilizer requirement 需肥量 ; 肥需求 ; 需肥 ; 需肥特性 disclosure requirement 公开资料规定 ; 披露要求 ...
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mixed fertilizer requirement 混合肥需要量
sulfur fertilizer requirement 硫肥需求
fertilizer requirement pattern 需肥规律
nitrogen fertilizer requirement 氮肥需要量
fertilizer requirement character 需肥特性
fertilizer requirement regularity 需肥规律
fertilizer requirement characteristics 需肥特性
The old calculation formula for fertilizer requirement did not fit to fertilizer requirement.
原需肥量计算公式纯粹是利用率不妥计算的逆运算。
There was a range for parameters of fertilizer requirement, so it should be adjusted according to soil fertility and yield.
需肥量参数具有较大幅度的变化，应按照土壤肥力以及产量目标来合理调整并确定这个重要参数。
Based on the present status of decreasing marketing in chemical fertilizer, a primary prediction of fertilizer requirement in future 5~15 years is made at home and abroad.
分析国内外化肥市场销量下降的原因，介绍有关部门对今后5～ 15年国内外需求量的初步预测。
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