More PCR positive plants could obtain by ovary-drip (4.5%) than that by pollen tube pathway (2.0%), when transformation was conducted.
实际转化操作表明，子房滴注转化法的PCR阳性率（4.5%）要高于花粉管通道法（2.0%）。
PPN-At2 formed. 3 Cucumber transformation test was carried for bellow genes by Pollen-tube pathway.
利用花粉管通道技术对上述基因进行了黄瓜的遗传转化实验。
The results indicated that the chitinase had certain inhibition effect on Fusarium oxysporum, and the method of pollen tube pathway could be successfuly used in watermelon transformation.
结果表明 ：几丁质酶对镰刀菌引起的西瓜枯萎病有一定的抑制作用 ，利用花粉管通道法直接导入西瓜活体植株的技术是可行的。
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