同时，本文对小麦抗黄花叶病表现的影响因素及宁麦9号的抗病性进行了分析和讨论。

In this paper, the resistant phenotype of Ningmai 9 and the influencing factors for resistance to Wheat yellow Mosaic disease were also discussed.

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在褐斑病中，秦冠的POD活性是富士的195%，秦冠的PAL活性是富士的209%。 POD、PAL活性是影响秦冠和富士抗病性的重要生理因素之一。

The activity of POD in Qinguan is 195% of Fuji and the activity of PAL in Qinguan is 209% of Fuji in Apple Leaf Brown Spot.

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由于常规农药对枯萎病防效甚微，并且抗病性品种缺乏，枯萎病已经成为制约黄瓜生产的限制性因素。

Due to the lack of effective chemical fungicides and resistant varieties, fusarium wilt has become the limiting factor in cucumber production.

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