“种子”是指植物界演化最高阶段的种子植物生活之中的一个时期。高等植物——“显花植物”以花为特征的,有雄蕊、雌蕊,雌蕊中的子房由胚珠和子房壁等构成,可它只是在受精后的胚珠上悄悄发育而成,才称得上是“种子”。所有农林园艺类植物大多属于高等植物,由种子繁衍后代,因此它独具更强的抗不良环境的本领。种子多具有非常完善的保护结构和内在多途径的特殊代谢功能,从而能巧妙的控制其休眠、萌发,最终繁衍成个体,以保种子的延续与兴旺。这 “Seed ” refers to the period of plant life in the highest stage of plant kingdom evolution. Higher plants - “flowering plants ” characterized by flowers, there are stamens, pistils, pistil ovary in the ovule and ovary walls, etc., but it is only fertilized after the quiet development of the ovule made Can be called “seed”. Most of all agricultural and forestry horticultural plants belonging to higher plants, from the seed multiplication offspring, so it uniquely stronger anti-adverse environmental skills. More seeds have a very perfect protective structure and internal multi-channel special metabolic functions, which can skillfully control its dormancy, germination, and finally multiply into individuals, in order to ensure the continuation and prosperity of seeds. This