八棱海棠是嫁接繁育苹果苗最理想的砧木。用八棱海棠嫁接繁育出的苹果苗根系发达,生长旺盛,定植成园后寿命长。八棱海棠籽播种前需经沙藏处理。现把八棱海棠籽沙藏处理的操作步骤总结如下:一、河沙、种子、水混合均匀用干净的河沙(过筛)和优选、晾干后的八棱海棠种子,按4∶1(体积)的比例充分混合后加水,加水量要以河沙握到手里成团而不滴水为宜。 Palus begonia grafted apple seedlings is the best stock of stocking. Apple seedlings grafted with Pali Begonia develop well-developed roots with strong growth and long life after planting and planting. Begonia seeds need to be treated with sand before sowing. Now Bailun crabapple seed sand processing steps are summarized as follows: First, the sand, seeds, water mixed with a clean river sand (screening) and the preferred, dried Begonia seed, according to 4: 1 (Volume) after the full mix of water, add water to the sand into the hands of the group into the group rather than dripping appropriate.