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Spring Propagation Methods and Technical Key Points for Walnut Seedlings
1. Seed selection: Choose fully mature seeds from superior varieties, as this ensures a high germination rate. That is, at the time of walnut harvest, those whose husks (green skin) have split open and fallen off on their own, or those whose husks have not split open and fallen off about half a month past the maturity period. 2. Seed treatment: In early March, subject the seeds intended for propagation to sand storage treatment...