00488nam a2200169Ia 4500082002400000100001700024245007200041260002800113300001500141500000500156690000600161700000500167952010500172964001700277921000900294999001500303  a338.109047bB878.SC  aBrown, L. R.  aSeeds of changebthe green revolution and development in the 1970's  aNew YorkbPraegerc1970  axvi, 205p.  a  a   a  00104070aISIbISId1998-08-17l0o338.109047 B878.SCpDP7190r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a4567  c4567d4567