据美国《农业研究》一月号报道:洛厄尔·伍兹托克是贝尔茨维尔农业研究局的植物生理学家。他的试验证明冻干法长期保存种子好。他说:冻干法和晾干法结合起来更好,首先把种子晾干,让种子 According to the January issue of the Agricultural Research USA, Lowell Woodstock is a plant physiologist at the Beltsville Institute for Agricultural Research. His experiments show that freeze-dried long-term preservation of seeds is good. He said: freeze-drying method and drying method combined better, first of all the seeds to dry, so that seeds