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黄化失绿症 (俗称缺铁症 )是苹果、梨等果树常发生的生理病害 ,具有发生区域广、发病率高、难以治愈等特点。发病果树轻者叶片黄化 ,树势衰弱 ,采前落果并产生裂果 ;重者叶片黄白色 ,新生枝顶端干枯 ,大中枝衰竭甚至整株死亡。为了进一步探明复绿剂对富士苹果和酥梨的矫治效应
Yellowing chlorosis (commonly known as iron deficiency) is apple, pear and other fruit trees often occur physiological diseases, with a wide range of occurrence, high incidence, difficult to cure and so on. The incidence of light yellow leaves of the tree, the tree weak potential, before the harvest fruit and produce cracking fruit; heavy yellow-white leaves, the newborn branches top dry, large branches died or even the whole plant died. In order to further explore the complex green Fuji apple and pear effect of correction