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近年来我县苹果生产不断发展,苹果幼树有较大增加,搞好冬剪是生产管理中的重要措施之一,现针对我县在苹果幼树修剪中存在的问题,简谈几点意见。一、低干矮冠、角度开张据在本县吉隆区的调查,低定干比高定干生长量大,成形快,结果早。以三年生的金帅品种为例,定干120厘米,形成主枝4个,二级枝3个,当年新梢最长50厘米,未形成花芽。定干40厘米,主枝形成5个,二级枝形成6个,新梢最长达80厘米,开始结
In recent years, the continuous development of apple production in our county, apple trees have increased greatly, improve the production of winter shears is one of the important measures in the management of the county in apple cropping problems now, a few comments . First, the low dry short crown, the angle opened According to the survey in the county’s Geelong district, low fixed dry than high fixed dry growth, forming fast, early results. To three-year-old varieties of Jin Shuai, for example, set 120 cm dry, the formation of the main branch 4, two branches 3, when the shoots up to 50 cm, did not form flower buds. Set dry 40 cm, the main branch of the formation of five, two branches formed six, shoot up to 80 cm, began to knot