When GA of 0 × 0-, 00 × 0-, 00 ×0- were brushed on the fruit stalks, the fruit retention effect was very good with the fruit setting rate of .0％， . 0％ and 8. 0％, respectively, while the effect of CTK (cytokinin ) was weaker.
When GA of 0 × 0-, 00 × 0-, 00 ×0- were brushed on the fruit stalks, the fruit retention effect was very good with the fruit setting rate of .0％， . 0％ and 8. 0％, respectively, while the effect of CTK (cytokinin ) was weaker.
用赤霉素0×0－、00×0－、00×0－涂幼果果柄，保果效应明显，成果率分别达到 ．0％， ． 0％和8．0％； 细胞激动素效果不佳。