This paper is the summary of research on establishment techniques and relevant aspects of Pinus yunnanensis clonal seed orchard which have been done for 24 years.
本文是24年来开展云南松无性系种子园营建技术及其有关方面研究的总结。
The strategies of forward management of seed orchard and advanced development were discussed.
并探讨了种子园相应的经营策略。
Investment composition and economic benefit of the Chinese fir seed orchard in Qingyuan County, Zhejiang Province were analysed and evaluated.