在马铃薯的栽培技术中,茎叶割除是对产品品质影响最大的一项措施。茎叶割除的主要目的是限制病毒的蔓延。在蚜虫迅速大量繁殖前除掉植株地上部份,就能避免病毒从叶转移到地下茎。其次,及时割除茎叶可以得到粉质适 In potato cultivation techniques, stem and leaf excision is the product of the greatest impact on the quality of a measure. The main purpose of stem and leaf excision is to limit the spread of the virus. Removing the aerial parts of the plants before the aphids multiply rapidly can prevent the virus from being transferred from the leaves to the underground stems. Second, the timely removal of stems and leaves can be silty suitable