The results showed that the shrink of fruit is closely related with fruit development, tree age, branch age, tree vigor, stand site, weather factor, insect attack, management, and variety.
结果表明：枣缩果病的发生与枣果发育期、树龄、枝龄、树势、气象因子、立地条件、虫害、栽培条件及栽培品种有密切关系。
This paper had investigated fiber form and crystalline degree of Larix kaempferi in different tree age and different vertical location within a stem.
为深入了解日本落叶松的纤维特性，该研究对不同树龄和不同部位日本落叶松的纤维形态和纤维素结晶度进行了分析。
Mineral element content and dry rubber content in latex varied with season or tree age, leading to final differences in loss of mineral elements from latex.
橡胶树年龄不同，或在一年中的不同季节，胶乳中矿质元素百分含量和干胶产量均不同，最终导致胶乳中矿质元素的流失量存在差异。
The results indicated that the weights of fine roots of tree were not solely increasing with the increasing tree age, but decreased at first and then increased in the similarly ranged profile.
结果表明：新银合欢细根质量在相同范围剖面中并非随树龄的增加而单一增大，而是先减小后增大；
The results indicated that the weights of fine roots of tree were not solely increasing with the increasing tree age, but decreased at first and then increased in the similarly ranged profile.
结果表明：新银合欢细根质量在相同范围剖面中并非随树龄的增加而单一增大，而是先减小后增大；
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