00493nam a2200169Ia 4500008004100000082001700041100001900058245004700077260005400124300000800178650004100186650003400227653001200261700001700273700001800290700001500308170901s1973    xx            000 0 und d  a633.34bC12S  aCaldwell, B.E. 0aSoybeans, Improvement, Production and Uses  aMadisonbAmerican Society of Agronomy, Inc.c1973  a681  aAgriculture and related technologies  aTechnology (Applied sciences)  aSoybean  aHowell, R.W.  aJohnson, H.W.  aJudd, R.W.