次生林和雨林林下阳春砂仁生物量、产量叶面积指数和各株型密度差异均不显著。
The density and biomass of the same plant types were not significantly different between the secondary forest and the rainforest.
柑桔栽植密度、树冠覆盖率、叶面积系数和光照强度与产量呈极显著相关。
The fruit yield of sweet orange was found to be highly significantly correlated with planting density, canopy cover rate, leaf area index and light intensity in densely planted orchards.
分析了北京大屯科技站水稻叶面积指数LAI、叶绿素密度CH。
The paper studied the variational process of leaf area index LAI, leaf chlorophyll density ch.
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