Soil physical properties and crop production in the tropics
" Lal,R. "
Soil physical properties and crop production in the tropics - "New York : John Wiley & sons, 1979" - 551p
" Greenland, D. J."
" Greenland, D. J."
631.459:633.002(213) L9
Soil physical properties and crop production in the tropics - "New York : John Wiley & sons, 1979" - 551p
" Greenland, D. J."
" Greenland, D. J."
631.459:633.002(213) L9