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cheng zhi li de gai nian
Pages: 50-50
Year: Issue:  6
Journal: Deciduous Fruits

Keyword:  成枝力短枝型品种生长习性栽培管理修剪程度发育程度长枝发育枝;
Abstract: 成枝力是指一年生发育枝抽生长枝的能力,成枝力是果树的一种重要生长习性,通常以萌芽中抽生长枝的比例表示,称为成枝率。成枝力的强弱,主要依树种、品种而异,但也受树龄、栽培管理、修剪程度、砧木等因素的影响。一般桃的成枝力强于苹果,苹果的成枝力强于梨。短枝型品种的成枝力弱于普通型品种。不同品种问成枝力的强弱,与芽的发育程度和构成有一定的关系,凡是长枝上侧芽小、
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