试材枝内简单酚类物质和可溶性单宁含量极低，且在秋冬季节无显著变化。
The content of simple phenols and hydrolyzable tannins were very low and their variations were not significant during autumn and winter.
文内具体介绍了绿枝嫁接技术。
The thesis expounds Ginkgo biloba L. green scion grafting technology.
矮化中间砧树叶片、果实和发育枝内多数营养元素含量高于乔砧树。
The contents of the most nutrient elements in the leaves, fruits and extensive shoots of the dwarfing interstem apple trees were higher than those in the vigorous rootstock apple trees.
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