Азот, фосфор, калий, микроэлементы и минеральные удобрения
MOVIE
NITROGEN, PHOSPHORUS, POTASSIUM, MICROELEMENTS…. (1984)
Educational film of the film course "Fundamentals of agrochemical knowledge".
# nitrogen # phosphorus # potassium # microelements # macronutrients # fertilizer
Support channel development
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