00454nam a2200169Ia 4500008004100000082001700041100001800058245003700076260003000113300000800143650004100151650003400192653001000226653001300236653001000249700002500259170901s1971    xx            000 0 und d  a631.42bK12R  aKanwar, J. S. 0aReview of Soil Research in India  aDelhibAlbion Pressc1971  a229  aAgriculture and related technologies  aTechnology (Applied sciences)  aIndia  aResearch  aSoils  aChaudhuri, S. P. Ray