00441nam a2200157Ia 4500008004100000082002000041100007100061245001600132260003500148300000800183650002300191650001800214653002000232653001800252653001300270170901s1963    xx            000 0 und d  a581.13415bS99P  aSymposium on Environmental Control of Plant Growth, Canberra, 1962 0aProceedings  aNew YorkbAcademic Pressc1963  a449  aBotanical sciences  aPure Sciences  aGrowth (Plants)  aPlant ecology  aResearch