Under different plant density and fertilizer regime, LAI and LAD changed as a curve with a single peak, whereas NAR changed as a wide "V" during the whole growing season.
不同密度和施肥处理下，马铃薯群体LAI、LAD在全生育期内均呈单峰曲线变化，NAR呈阔U形曲线变化。
Under different plant density and fertilizer regime, LAI and LAD changed as a curve with a single peak, whereas NAR changed as a wide "V" during the whole growing season.
不同密度和施肥处理下，马铃薯群体LAI、LAD在全生育期内均呈单峰曲线变化，NAR呈阔U形曲线变化。
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