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发展山楂生产的关键是育苗。山楂种子种皮厚而硬,种皮透水性差,胚可处于休眠状态,阅此,出苗困难。从种子处理到成苗需五年,且出苗率仅10%左右。为了解决这一难题,山西农科院果树所从1979年到1983年进行五年试验,采用五种处理,对五种不
The key to the development of hawthorn is nursery. Hawthorn seed coat thick and hard, seed coat permeability is poor, the embryo can be dormant, read this, the emergence of difficulties. From seed treatment to seedlings need five years, and the emergence rate of only about 10%. In order to solve this problem, Shanxi Academy of Agricultural Sciences fruit trees from 1979 to 1983 five years of testing, using five kinds of treatment, five kinds of not