Azot elementining yetishmaslik belgilari
5-rasm. 1-karam, 2-tamaki, 3-olma, 4-gul karam, 5-bodring, shaftolida azot yetishmasligining
ohirigi davri
6-rasm. 1-qand lavlagi, 2-kartoshka, 3-makkajohorida azot yetishmasligining ohirigi davri, 4-
mahorka, 5-kurmak, oddiy nasha
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