Crop coefficient is the basic parameter for determining crop water requirement.
作物系数是计算作物需水量必不可少的参数。
Crop maternal effect (m) is an important parameter in crop heredity and breeding, and can be determined from the difference between reciprocal crosses in F1 generation.
作物母体效应(M)是作物遗传育种中一重要参数。采用正反交f 1性状差异，测定出母体效应方差。
Droplet size parameter is the most important quality index for estimating the performance of crop protection equipment.
雾滴的尺寸参数是评价植保机械性能的最主要质量指标。
Leaf area index (LAI) is an essential parameter for monitoring crop growth dynamic.
叶面积指数(LAI)是估算作物生长的关键参数。
The parameter optimization of crop growth models is a multi-dimension, nonlinear and complicated optimization problem.
作物生长模型的优化是高维、非线性的复杂优化问题。
Stem coefficient is a physics parameter that evaluates crop-stem lodging resistance in the same kind of crop.
茎秆系数可作为同一品种作物间，抗倒伏能力的评价指标。
Stem coefficient is a physics parameter that evaluates crop-stem lodging resistance in the same kind of crop.
茎秆系数可作为同一品种作物间，抗倒伏能力的评价指标。
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