Lal, Rattan2019-09-022019-09-022006Lal, Rattan. Managing Soils for Feeding a Global Population of Ten Billion / Rattan Lal // Journal of the Science of Food and Agriculture. – 2006. – Vol. 86. – P. 2273-2284.enAttribution-NonCommercial-NoDerivatives 4.0 InternationalFertilitatea soluluiAmeliorarePedologieOther