金叶女贞如果连年栽种,将会导致减产。因为它在生长过程中对重茬极其敏感。重茬次数越多,减产现象越为严重,有时甚至可造成绝产。针对这一现象我们选重点地块200亩进行试验。经过两年多的实践,我们发现死苗原因可归纳为以下几方面: Prunus celestial If planted year after year, will lead to cut. Because it is extremely sensitive to stubble during growth. The more stubble, the more serious the phenomenon of reduced production, and sometimes even can cause junk. In view of this phenomenon, we select the key plots 200 acres for testing. After more than two years of practice, we found that the reason for dead seedlings can be summarized as follows: