精品成在人线av无码_黑鬼吊太大少妇尖叫_文豪野犬4季免费观看简体中文_97在线视频人妻无码_91新人在线?看_babesvideos极品另类

The annual ginseng plant grows vigorously, the leaves are dark green and stretched
The root growth is obviously developed
It has a good preventive effect against Rhizoctonia solani, and the seedling preservation rate is obviously improved
It has strong recovery ability when it suffers from freezing and large temperature difference, and it can effectively improve the resistance to adversity.
The adult ginseng grown from this kind of root system has good body shape, good appearance and good selling price.
Trial time: MAY-NOV. 2020
Trial location: Taiqian Village, Antu County, Yanbian City