东阳地处浙江中部,连晚杂交水稻面积占90%以上,从1992年开始杂交水稻种子小包装供应。种子小包装后有稳定水分,稳定质量,方便群众、品种清楚等优点为广大农户喜欢。但小包装后密封性好,包装时掌握种子水分的标准就更严,因此设计了本试验,以便包装时参考。试验材料与方法:根据每批种子自然水分不同情 Dongyang is located in the central part of Zhejiang Province, even late hybrid rice area accounts for more than 90%, from 1992 began hybrid rice seed packaging supply. Seed small package has a stable moisture, stable quality, convenient for the masses, clear varieties, etc. for the majority of farmers like. However, the small package after sealing, packaging, grasp the criteria of seed moisture is more stringent, so the design of the test, so that when packaged reference. Test Materials and Methods: According to each batch of seeds of different natural water