摘要: |
采用90%、75%和50%的不同透光度的阴网处理培育印度紫檀苗木,在小苗移植后45天、90天、210天,调查苗木成活率,结果表明: 印度紫檀幼苗期生长不需要全日照,用遮阴网遮阴其的成活率可提高40.6~44.2个百分点。用透光度为75%或50%的阴网遮阴较适宜幼苗生长。 |
关键词: 印度紫檀 苗木 培育 遮阴 |
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The effect of shading on Pterocarpus indicus seedlings |
zhangyan
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Abstract: |
The effects of the different shading intensity (0,50%,75%,90%)on the growth of Pterocarpus indicus seedlings were studied. The results shows that Pterocarpus indicus grows much better on the shading conditions。 the survival rate on the 90%、75% and 50% shading conditions increased 40.6~44.2 percent compared to the full daylight. 75% and 50% shading conditions is suitable. |
Key words: Pterocarpus indicus, seedling, cultivate,shading |