为了配合我省正在广泛开展的群众性林木良种选育工作,我们摘编了这份材料,供参考.对其中错误和不妥之处,希望随时提出,以便修改和补充.良种:是指具有优良遗传品质和优良经济性状的农林作物(种子).林木良种是实现林木速生、丰产、优质的一个内因. In order to cooperate with the popularization of mass tree seed breeding in our province extensively, we extract the material for reference.With regard to the mistakes and pitfalls, we hope to propose it at any time for modification and supplement. Genetic quality and good economic traits of agricultural and forestry crops (seeds) Forest seeds is to achieve fast-growing trees, high yield, an internal quality.