果树日烧病的发生与救治河北沧州农业学校（０６１００１）贾召庆韩淑贞果树日烧病属生理性病害，苹果、梨、桃、葡萄等树均易发生，且一年四季都有可能发生。冬春季主要发生在向阳面的树干、大枝及其枝杈处，而夏秋季多发生在果树西南方向枝干及果实上。果树日烧病的发病... Fruit trees on the occurrence and treatment of burns Hebei Cangzhou Agricultural School (061001) Jia Zhaochong Han Shuzhen fruit tree disease is a physiological disease, apple, pear, peach, grapes and other trees are prone to happen all year round. Winter and spring mainly occurred in the sunny side of the trunk, branches and branches at the twig, and summer and autumn occurred in the branches and fruits southwest of fruit trees. The incidence of fever on the fruit trees ...