发明授权
US5478374A Carbohydrate acid amide plant fertilizers 失效
碳酸铵酰胺植物肥料

Carbohydrate acid amide plant fertilizers
摘要:
The nitrogen in amides of aldonic and aldaric acids having 5 or 6 carbon atoms in the carbohydrate residue is available to support plant growth, i.e. the materials act as nitrogen fertilizers.
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