1. The index of drought resistance after blossom are greatly affected by the cross effects of fertilize to soil in early winter and spray rare elements nutrition to the leaves in the following spring. 花后大扁杏的抗旱性指标的变化,主要受秋季土壤施肥和春季杏树展叶后叶面喷施微肥的交互作用影响。
2. To crossbreed or cross - fertilize. 欧洲李和杏的杂交品种。