猕猴桃发生黄化以叶片发黄至发白为特点,使叶片失去张力,难以产生足够维持根部生长的有机物,衰弱树势,降低果实品质。其发病原因是多方面的。相应防治措施有以下几方面:一、选好建园地。适合猕猴桃生长的土壤PH值为6.5—7.0,高碱性土壤不宜建园。对于粘重土壤、沙砾河滩地要进 The occurrence of yellowing of kiwifruit is characterized by the yellowing and whitening of the leaves, which makes the leaves lose tension and is difficult to produce enough organic material to sustain root growth, weaken the tree vigor and reduce fruit quality. Its causes are many. The corresponding prevention and control measures have the following aspects: First, choose a good garden. Suitable for the growth of kiwifruit soil PH value of 6.5-7.0, over-alkaline soil should not be built garden. For sticky soil, sand and gravel beach to enter