温州蜜柑防冻技术措施湖北省十堰市地处柑桔栽培北缘，１９５４年至１９９１年先后遭受大冻害４次，受冻年份不仅几乎绝产，而且冻死、冻伤桔树在万株以上。为预防温州蜜柑再次受冻，我们采取了下述防冻措施后，１９９１—１９９２年虽遭遇低温，但温州蜜柑树基本上未受冻... Shijiazhuang, Hubei freeze-drying technology and measures Shiyan City, Hubei Province is located in the northern edge of citrus cultivation, 1954-1991 suffered a large frost four times, frozen years is not only almost dead, and freeze to death, frozen orange trees in more than 10,000. In order to prevent the frozen Satsuma once again frozen, we took the following antifreeze measures, although the encounter in 1991-1992 low temperature, but the citrus tree is basically not frozen ...