为什么叶绿素是自然界最高等的光吸收体，却需要保护？
Why does chlorophyll need protection when it is the natural world's supreme light absorber?
以茶树的连体和离体叶片为研究材料，测定了茶树在自然光强和模拟光强下的光合特征和叶绿素荧光参数。
Photosynthetic characteristics and chlorophyll fluorescence parameters were determined in tea plant leaves and its disks in natural and simulated light.
叶绿素含量与染色体倍性无明显的相关性。
There was no correlation between chlorophyll content and chromosome dosage.
结果表明，施钾能有效地提高叶绿素值、促进树体生长、提高果实产量和改善品质。
The results showed that potassium application could raise the SPAD-502 chlorophyll test value, promote citrus tree growth, increase fruit yield and improve quality.
同时，十二倍体较六倍体的叶绿体数目明显增多，叶绿素含量提高，但气孔密度减小。
The number of chloroplast and chlorophyll content in the dodecaploid are more than hexaploid, stomatal density are lower than hexaploid.
同时，十二倍体较六倍体的叶绿体数目明显增多，叶绿素含量提高，但气孔密度减小。
The number of chloroplast and chlorophyll content in the dodecaploid are more than hexaploid, stomatal density are lower than hexaploid.
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