About 11 indices of dwarfing effect in 50 citrus species and varieties were studied.
对柑桔50个品种类型应用11种矮化效应预选指标进行测试。
This essay studied the effect of shading fruit by bagging in the dry matter production in apple trees from M26 Dwarfing Rootstock.
用果实套袋（光处理）方法，研究了6年生M26矮化砧苹果树果实套袋对干物质生产能力的影响。
The effect of different dwarfing inter stocks on yield and tree vigor of young Jianbawang pear trees was studied to overcome the disadvantage of late fruit-bearing and late maturity.
为选出适合尖把王梨的矮化中间砧，以克服尖把王梨幼树结果晚、丰产晚的缺点，研究了不同矮化中间砧对尖把王梨幼树的产量和树势的影响。
The effect of different dwarfing inter stocks on yield and tree vigor of young Jianbawang pear trees was studied to overcome the disadvantage of late fruit-bearing and late maturity.
为选出适合尖把王梨的矮化中间砧，以克服尖把王梨幼树结果晚、丰产晚的缺点，研究了不同矮化中间砧对尖把王梨幼树的产量和树势的影响。
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