00263nam a2200097Ia 4500008004100000082002300041100002400064245003500088260003400123300000800157140113s9999    xx            000 0 und d  a581.52.03/.07   L0  a"Treshow, Michael."  aEnvironment and pLant response  a1970bMc. Graw HillcNew York  a422