It is concluded that the mixed stand can be able to be self-rich in soil fertility, which benefit the maintenance and improvement of site fertility under Chinese fir plantation.
表明杉木拟赤杨混交林具有良好的培肥土壤功能,对杉木人工林的地力维持和提高有重要意义。
2
The self-fertility of Peiai64S lines collected from the same source but different years were compared and the difference was also found.