00536nam a2200169Ia 4500008004100000020001500041082001600056100002400072245005800096260006100154300000800215650004100223650003400264653002200298700002200320700002400342170901s1997    xx            000 0 und d  a8120411897  a631.4bS61S  aSombatpanit, Samran 0aSoil Conservation Extension From Concepts to Adoption  aNew DelhibOxford and IBH Publishing Co. Pvt. Ltd.c1997  a488  aAgriculture and related technologies  aTechnology (Applied sciences)  aSoil conservation  aSanders, David. W  aZobisch, Michael. A