00395nam a2200145Ia 4500008004100000082001400041100001800055245002400073260004500097300000800142650004100150650003400191653001000225700001400235170901s1982    xx            000 0 und d  a631bL20A  aLanger, R.H.M 0aAgricultural Plants  aLondonbCambridge University Pressc1982  a344  aAgriculture and related technologies  aTechnology (Applied sciences)  aCrops  aHill, G.D