Nigmatov A. N. Ekologiyaning nazariy asoslari. T.:"Faylasuflar jamiyati" nashriyoti, 2013

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Ekinlarni o‘stirishda o‘g‘itlar yoki boshqa qo‘imcha ozuqalardan foydalanasizmi?

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Tiboringizni tuproni qatqaloqlanishiga (bosib tashalagganligi) qarating, uygiz atrofida kuchuklarni aylantirishlariga ham etibor bering va boshqalar.

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3.1.4. Mening oilamni atrof muhitga ta’siri

Xech o‘ylab ko‘rganmisiz, oilangiz atorf muximtga qanday ta’sir ko‘rsatishini? _____________________________________________________________________________