新疆果树生产历史悠久,品种繁多。但是冻害是阻碍果树生产发展的主要因素之一,防止果树冻害是促进果树生产的迫切需要。 一、果树冻害类型 新疆果树为什么易受冻害,怎样引起的,这都是果树工作者研究的课题。果树遭受冻害,既受种质遗传的内因控制,又受环境因素的外因影响。内因主要指的是果树本 Xinjiang has a long history of fruit production, a wide variety. However, frost damage is one of the main factors hindering the development of fruit trees. Preventing fruit frost damage is an urgent need to promote fruit tree production. First, the type of fruit frost injury Xinjiang why the risk of frost damage, how to cause, which are fruit trees workers research topics. Fruit trees suffer frost damage, both by the internal genetic control of germplasm, but also by the external factors of environmental factors. Internal mainly refers to the fruit tree