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杉木生长,要求土壤深厚肥沃,植株有一定荫蔽环境.在立地条件较差的林区,及时地改良土壤,维持一定的密度,二者的综合影响对于培育杉木速生丰产关系极为密切.
Cunninghamia lanceolata requires the soil to be rich and fertile, and the plants have a certain shade environment.In the poorly-located forest area, the soil is improved in a timely manner to maintain a certain density. The combined effects of the two have a very close relationship with the fast-growing and high yielding fir.