Growth of water hyacinths in treated sewage effluent Jean W. WootenJohn D. Dodd OriginalPaper Pages: 29 - 37
A natural source for Neohesperidin S. NatarajanD. E. EveleighR. H. Dawson OriginalPaper Pages: 38 - 38
Accumulation of dry matter, nitrogen and phosphorus by cultivated water Hyacinths Claude E. Boyd OriginalPaper Pages: 51 - 56
Hallucinogenic snuff drugs of the Yanomamo Caburiwe-Teri in the Cauaburi river, Brazil Charles Brewer-CariasJulian A. Steyermark OriginalPaper Pages: 57 - 66
Response of some tropical and subtropical fruits to Pre- and Post- Harvest applications of Ethephon N. D. Bondad OriginalPaper Pages: 67 - 80
Some observations on grape growing in the republic of South Africa Robert J. Weaver OriginalPaper Pages: 81 - 93
Prehistoric psychotropic drug use in Northeastern Mexico and Trans-Pecos Texas J. M. AdovasioG. F. Fry OriginalPaper Pages: 94 - 96