00469nam a2200193Ia 4500008004100000020001500041082001400056100001700070245003600087250000600123260003100129300000800160650002300168650001800191653001100209653002300220700001800243700001400261170901s1966 xx 000 0 und d a0408825006 a581bP96L aPurvis, M.J. 0aLaboratory Techniques in Botany a2 aLondonbButterworthsc1966 a439 aBotanical sciences aPure Sciences aBotany aLaboratory manuals aCollier, D.C. aWalls, D.