Some ideas of establishment and management of seed orchards have been put forward on the basis...
并根据实验结果，对山地种子园的建立和管理提出了一些看法。
Its use is limited to the preservation of breeding material or the establishment of clonal seed orchards.
其用途仅限于保持育种材料或建立无性系种子园。
Some ideas of establishment and management of seed orchards have been put forward on the basis of the observation.
并根据实验结果，对山地种子园的建立和管理提出了一些看法。
The genetic gain test plantations of masson pine located in Wuping of Fujian (China) were used to certificate realized genetic gain of superior provenances, seed stands and clonal seed orchards.
利用设置在福建省武平县的马尾松遗传增益测定林材料，以验证优良种源、母树林及种子园混系的现实遗传增益。
The paper deals with 34 species of insect pests in orchards and seed stands of mid subtropical area in China. They belong to 18 families, 7 orders.
文章报导了我国中亚热带地区湿地松、火炬松和晚松种子园和母树林中的害虫种类，共3 4种，涉及7目1 8科。
The paper deals with 34 species of insect pests in orchards and seed stands of mid subtropical area in China. They belong to 18 families, 7 orders.
文章报导了我国中亚热带地区湿地松、火炬松和晚松种子园和母树林中的害虫种类，共3 4种，涉及7目1 8科。
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