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中国林学会于1964年6月22日—7月3日在北京召开了林木良种选育学术讨论会。林木选种和良种繁育在我国是一个年轻的学科,但在解放以后党与政府的关怀与提倡下,已得到迅速的发展。从会议收到的106篇论文来看,林木选种学已为我国林业生产的良种化提供了科学理论与技术上的基础。例如,在主要的用材树种油松、落叶松、杉木、马尾松等方面提出了优树(加号树)的选择标准和方法,并且成功地解决了田间嫁接技术;在核桃、板栗、油桐、油茶经济树种方面,作了品种资源的调查,提出了调查方法,进行了优良个体(优良采种母树)的选择,并提出了选择的标准和方
The Chinese Society of Forestry held a symposium on tree seed selection in Beijing from June 22 to July 3, 1964. Tree selection and breeding is a young subject in our country. However, under the care and promotion of the party and the government after the liberation, rapid development has been made. From the 106 papers received from the conference, forestry tree selection has provided the scientific basis and theory for the improvement of forestry production in China. For example, the selection criteria and methods for elite tree (Plus-tree) were proposed in the main timber species of Pinus tabulaeformis, larch, Chinese fir and Pinus massoniana and successfully solved the field grafting techniques. In walnut, chestnut, , Camellia economic species, made a variety of resources survey, put forward the survey method, the selection of good individuals (good seed trees), and put forward the choice of standards and parties