00257nam a2200097Ia 4500008004100000082002500041100002600066245002600092260003300118300000800151140113s9999    xx            000 0 und d  a631.544.4.008.2   M0  a"Nelson, Kennard. S."  aGreenhouse Management  a1980bThe InterstatecU.S.A.  a250