V bo ‘lim. T uproq (edafik) va orograflk omillar
1. Tuproq ekologik om il.......................................................................... ..... 69
2. Tuproqning biotik omillari................................................................. ......69
3. Tuproqning kislotali muhitiga o'simliklaming munosabatlari.......... ......71
4. T uproqning tuz rejimiga o'sim liklam ing reaksiyasi
M akro va m ikro elem entlam ing o'sim liklar uchun aham iyati........ ..... 73
5. Sho'rlangan tuproqda o'suvchi o ‘simliklaniing ekologik xususi-
yatlari.............................................................................. ............................ ......76
6. Orograflk om illar........................................................................................ 77