NING Yang-cui; ZHENG Xiao-xian; LIANG Yu; LIU shan The Key Laboratory for Silviculture and Conservation of Ministry of Education; Beijing Forestry University; 100083; Beijing; China;

• 北京林业大学省部共建森林培育与保护教育部重点实验室;北京林业大学省部共建森林培育与保护教育部重点实验室北京;