大家在查：施肥器吸入管根外追肥扭梢均衡生长灌溉方法应大需水临界期糖渍下肢溃疡

成龄

成龄

成龄

1

As the tree enters the mature phase and reaches its full size the vigour of growth decreases .

随着植株进入成龄期，树冠形式已经完成，生长势力随之减弱。

2

Techniques for comprehensive reforming low - yielding orchards

成龄梨树低产园综合改造技术

3

The Influential Factors to Plant Regeneration from Callus of Bearing Piper nigrum Linn

影响成龄胡椒节间离体培养再生植株的几种因素

4

Effects of reformation of the apple tree canopy on root distribution

成龄苹果树形改造对根系生长分布的影响

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