METHOD OF PRODUCING SLOWLY-ACTING FERTILIZERS
AKIMOV EVGENIJ V,SU, GANIEV SADYK G,SU, RAKHMATDZHANOV UMAR R,SU, MARTIROSYAN GEORGIJ A,SU, GASHITSKAYA RIMMA P,SU, KUZNETSOVA GALINA G,SU
Year of Publication 30.05.1981
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Year of Publication 30.05.1981
Patent