Fig . 1 Effect of heavy metals on chlorophyll content in leaves of K . candel.

图1重金属污水对秋幼苗中叶绿素含量的影响.

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The tendency of chlorophyll content was ascend in first and descend at last.

叶绿素含量在各播期基本都呈现先升后降的趋势.

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Effects pollution of Cd ~ ( 2 + ) , Hg ~ ( 2 + ) and Cr ~ ( 6 + ) on chlorophyll content of tissue cultured Dioscorea zingiberensis was measured.

研究了重金属离子Cd2+ 、 Hg2 +、Cr6+污染对组培盾叶薯蓣叶绿素含量的影响.

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Effects of grassland burning on plant height growth, moisture and chlorophyll content were studied.

研究了草原火烧对植物高生长 、 体内含水率和叶绿素含量的影响.

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