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植树造林,绿化祖国。在植树的生产实践中,我们经常看到的情况是,树种下去了,有的成长快、成材好,有的成长慢、成材差。怎样才能使树木既生长快又成材好呢?我们认为在管理上必须认识和处理好以下几个关系: 一、地下部分和地上部分的关系一株树木分为上、下两个部分,地下是根部,包括主根、侧根、须根,地上部分有主干、枝、叶。俗话说:“树大根深,根深才能叶茂”。这就是说树木根系发达,吸收肥水能力强,能促进地上部分生长,枝叶就茂盛。
Afforestation, greening the motherland. In the practice of tree planting, we often see the situation is that the tree species go down, some grow fast, well-made, and some slow growth, poor quality. How to make trees grow fast and good? Well, we think we must recognize and deal with the following relations in management: I. The relationship between underground parts and above ground parts A tree is divided into upper and lower parts. The underground is Roots, including the main root, lateral roots, fibrous roots, the ground part of the trunk, branches, leaves. As the saying goes: “deep roots, deep roots to leafy.” This means that the roots of the tree developed, strong ability to absorb fertilizer, can promote the growth of the aboveground, foliage to flourish.