The leaf area, leaf dry weight and specific leaf weight (SLW) of 3-year-old alfalfa were studied under different fertilizing treatments.
研究了不同施肥处理对3年生紫花苜蓿开花期叶面积、叶干重及比叶重的影响。
The investigation on properties of leaves indicated that the content of chlorophyll rose and specific leaf weight increased after fertilizing.
施用有机肥对叶片的影响表现为提高叶绿素含量，增加比叶重。
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