放牧场,牧草地5) artificial pasture 人工牧草 1. Moreover,agrometeorological model of yield accumulation of artificial pasture was establishe. 根据试验观测资料,分析了气象因素和产量的动态,运用统计学原理分别建立了人工牧草产量与各环境因子及多因子回归模型,采用最优化原理期望值系数法对影响人工牧草的环境因...