00550nam a2200169Ia 4500008004100000082002200041100002000063245006100083260004200144300001000186600001900196600001900215650001700234942000700251952010500258999001700363140113s9999    xx            000 0 und d  a581.143:58.056 L5  a" Downs, R. J."  aEnvironment and the experimental control of plant growth  b"New York : Academic Press Inc, 1975"  a145p.  a"Hellmers, H."  a"Hellmers, H."  aPlant growth  cBK  00104070aKYMbKYMd2014-01-13l0o581.143:58.056 L5pKBK1839r2014-01-13 00:00:00w2014-01-13yBK  c62820d62820