几种落叶果树花粉量比较研究

Comparison of Pollen Amount of 156 Varieties in 9 Deciduous Fruit Species

2003年,河北省农林科学院石家庄果树研究所测定了9种落叶果树156个品种的单花药花粉量.结果表明:不同种类果树花粉量不同,平均在626～6 541个,仁果类果树花粉量较多,核果类果树较少;同一树种不同品种花粉量也不相同.芽变类型的花粉量与原品种相比发生了不同程度的变化.

Pollen amount per anther of 156 varieties in 9 deciduou s fruit species were investigated.The results showed as follows:(1)The pollen a mount per anther in different fruit species were different,which were from 626 to 6541.(2)The pollen amount per anther in pomaceous fruit species were more than in stone fruit species.(3)Pollen amount per anther were different in dif ferent varieties of the same species.