In the model, the leaf area index (LAI), crop coefficients, and root penetration and distribution were simulated for the winter wheat and summer corn double cropping system.

模型对冬小麦—夏玉米轮作体系作物叶面积指数、作物系数、根系生长与分布进行了模拟。

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Analysis of emitter flow, emitter manufacture deviation, flow index, flow coefficients obey the normal distribution.

分析得出滴头流量、滴头制造偏差、流态指数、流量系数均服从正态分布的。

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