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利用复合联氨盐处理马铃薯,不用冷却也可以保存9个月.这种新的有机制剂是不久前苏联专家研制成功的.复合联氨盐无毒,使用剂量
The use of compound hydrazine salt treatment of potatoes, without cooling can also be saved for 9 months.This new organic agent was developed recently by Soviet experts.Complex hydrazine salt non-toxic, the use of dose