结果表明，梨属矮化砧木做中间砧，多数组合表现出树体干径细，高度低，发育枝短，但冠径较大。
The results showed that with pear genus dwarf stocks, the most combinations' trunk diameter is thinner, tree height is lower, growth shoots length is shorter, but crown diameter is bigger.
短枝矮化基因或灌丛状基因能有利于品种高度密植的设计吗？
Can the brachytic dwarf gene or the bushy genes be used to advantage in cultivars designed for high density plantings?
林分总生物量及树干生物量随高度分布呈金字塔型，枝、叶生物量主要集中分布在树冠中上部；
Vertical allocation of total biomass and trunk biomass showed a pyramid pattern, but that of branch and leaf biomass distributed mainly in the middle and upper part of the crown.
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