References
- Barsdate , R. J. and Dugdale , R. C. 1972 . Effects of volcanic ashfalls on chemical and sediment characteristics of two Alaskan lakes . Journal of Fisheries Research Board of Canada , 29 : 229 – 236 .
- Baross , J. A. , Dahm , C. N. , Ward , A. K. , Lilley , M. D. and Sedell , J. R. 1982 . Initial microbiological response in lakes to the Mt St Helens eruption . Nature , 296 : 49 – 52 .
- Braithwaite , E. 1970 . The companion guide to the North Island of New Zealand , 462 Auckland and London : Collins .
- Eppley , R. W. 1977 . “ The growth and culture of diatoms ” . In The biology of diatoms , Edited by: Werner , D . vol. 13 , 24 – 64 . Oxford : Blackwells Scientific Publications . Botanical monographs
- Foged , N. 1979 . Diatoms in New Zealand, the North Island . Bibliotheca phycologia , 47 : 1 – 129 . +48 pis
- Fraegri , K. 1975 . Textbook of pollen analysis. , Third edition , 295 New York : Macmillan Pub. Co. .
- Froggatt , P. C. and Howorth , R. 1980 . Uniformity of vertical faulting for the last 7,000 yrs at Lake Poukawa, Hawkes Bay, New Zealand . New Zealand journal of geology and geophysics , 23 : 493 – 497 .
- Galehouse , J. S. 1969 . Counting grain mounts: Number percent versus number frequency . Journal of sedimentary petrology , 39 : 812 – 815 .
- Gasse , F. 1978 . Les diatomés holocènes d'une tourbière (4040 m) d'une montagne Ethiopienne: le Mont Badda . Revue algologique, N.S. , 13 : 105 – 149 .
- Haworth , E. Y. 1969 . The diatoms of a sediment core from Blea Tarn, Langdale . Journal of ecology , 57 : 429 – 439 .
- _____ . 1976 . Two late‐glacial (late Devensian) diatom assemblage profiles from Northern Scotland . New phytologist , 77 : 227 – 256 .
- Heath , G. R. 1974 . “ Dissolved silica and deep‐sea sediments ” . In Studies in paleo‐oceanography , Society for Economic Paleontology and Mineralogy, special publication 20 Edited by: Hay , W. W. 77 – 93 .
- Howorth , R. and Froggatt , P. C. 1981 . Uniformity of vertical tilting at Lake Poukawa, New Zealand . Search , 12 (6) : 178 – 180 .
- Howorth , R. , Froggatt , P. C. and Robertson , S. R. 1980 . Late Quaternary volcanic ash stratigraphy of the Poukawa area, Central Hawkes Bay, New Zealand . New Zealand journal of geology and geophysics , 23 (4) : 487 – 491 .
- Hustedt , F. 1930 . “ Die Kieselalgen Deutschland, Oster‐reichs und der Schweiz ” . In Dr L. Rabenhorst's Kryptogamen‐Flora , Vol. VII , 845 Leipzig : Cramer . Pt I 920 p, Pt II
- Kilham , P. 1971 . A hypothesis concerning silica and the freshwater planktonic diatoms . Limnology and oceanography , 16 : 10 – 18 .
- Kingma , J. T. 1971 . Geology of the Te Aute Subdivision , New Zealand Geological Survey bulletin, new series, 70 173
- Kingston , J. C. Paleolimnology of a lake and adjacent Fen in Southeastern Labrador evidence from diatom assemblages . Proceedings of the 7th Symposium for Recent and Fossil Diatoms 1983 . Edited by: Mann , D. G. pp. 443 – 454 . Otto Koeltz : Koenigstein .
- Laws , R. A. 1983 . Preparing strewn slides for quantitative microscopical analysis — a test using calibrated microspheres . Micropaleontology , 29 : 60
- Mack , R. N. 1981 . Initial effects of ashfall from Mt. St. Helens on vegetation in eastern Washington and adjacent Idaho . Science , 213 : 537
- McGlone , M. S. 1978 . Forest destruction by early Polynesians at Lake Poukawa, Hawkes Bay, New Zealand . Journal of the Royal Society of New Zealand , 8 : 275 – 281 .
- Mannion , A. M. 1978 . Late Quaternary deposits from southeast Scotland. II The diatom assemblage of a marl core . Journal of biogeography , 5 : 301 – 318 .
- Manny , B. A. , Wetzel , R. G. and Bailey , R. E. 1978 . Paleo‐limnological sedimentation of organic carbon, nitrogen, phosphorus, fossil pigments, pollen and diatoms in a hypereutrophic hardwater lake: A case history of eutrophication . Polskie Archiwum Hydrobiologii , 25 : 243 – 267 .
- Moss , B. M. 1979 . Algal and other fossil evidence for major changes in Strumshaw Broad, Norfolk, England in the last two centuries . British phycological journal , 14 : 263 – 283 .
- Patrick , R. and Reimer , C. W. 1966 . The diatoms of the United States exclusive of Alaska and Hawaii , Vol. I , 688 Philadelphia : Academy of Natural Sciences .
- _____ . 1975 . The diatoms of the United States exclusive of Alaska and Hawaii , Vol. II , 213 Philadelphia : Academy of Natural Sciences .
- Pullar , W. A. 1970 . Pumice ash beds and peaty deposits of archaeological significance near Lake Poukawa, Hawke's Bay . New Zealand journal of science , 13 : 687 – 705 .
- Snedecor , G. W. and Cochran , W. G. 1967 . Statistical methods , 507 Iowa, , USA : Iowa State University .
- Wetzel , R. G. 1972 . The role of carbon in hardwater silt lakes. In: Likens, G. E. ed., Nutrients and eutrophication . Special Symposium of the Limnology and Oceanography Society of America , 1 : 84 – 97 .
- _____ . 1979 . The role of the littoral zone and detritus in lake metabolism . Archiv fur hydrobiologie (Ergebnisse Limnologie) , 13 : 145 – 161 .