番茄的叶片发生卷曲、皱缩,在生长期会经常出现,发生卷缩的原因很复杂,除极少数品种的叶子卷缩属生理特性外,大多是环境条件不适,以及病毒病发生所致。环境条件不适引起叶片卷缩属生理性病害,叶子卷缩会发生在整 Tomato leaf curl, shrinkage, often appear in the growing period, the reasons for the occurrence of curling is very complex, with the exception of a very few varieties of leaf curl is a physiological characteristic, most of the environmental conditions are not suitable, and the occurrence of viral diseases. Discomfort caused by environmental conditions leaf curling is a physiological disease, leaf curl will occur in the whole