00294nam a2200109Ia 450000500170000000800410001708200150005810000190007324500350009226000490012730000080017620260224040913.0260224s9999||||xx |||||||||||||| ||und||  a631.86 RUS  aRussell, E.J.  0aHand book on soils and manures  aNew Delhi: Discovery Publishers House,c2006  a296