赤霉素和多效唑对苹果梨果实纵横径的影响

Effect of GA and PP_(333) on Longitudinal Diametre and Diametre of Apple pear

在苹果梨生长不同时期的果实上喷施不同浓度的赤霉素（ＧＡ） 和多效唑（ＰＰ３３３） ．结果表明：５００ ｍｇ／Ｌ 的ＧＡ 对苹果梨果实纵横径的生长具有促进作用；７５０ ｍｇ／Ｌ 的ＰＰ３３３

GA and PP 333 were sprayed on the surface during the different growth period of Apple pear.The result shows,Longitudinal diametre and diametre of fruits are increased by using GA (500?mg/L),but it is increased or restrained by PP 333 (750?mg/L).