Havlin, John L.
Soil Fertility and fertilizers : an introduction to nutrient management. - Boston : Pearson, 2014
. - 516 p. : il. ; 28 cm
9780135033739
P35-22
Soil Fertility and fertilizers : an introduction to nutrient management. - Boston : Pearson, 2014
. - 516 p. : il. ; 28 cm
9780135033739
P35-22