Review Reviewed Work(s): Design of Experiments by Review by: H.C. Dawkins Source: The Commonwealth Forestry Review, Vol. 57, No. 3 (173) (September 1978), p. 230 Published by: Commonwealth Forestry Association Stable URL: http://www.jstor.org/stable/42607478 Accessed: 21-10-2016 05:37 UTC JSTOR is a not-for-profit service that helps scholars, researchers, and students discover, use, and build upon a wide range of content in a trusted digital archive. We use information technology and tools to increase productivity and facilitate new forms of scholarship. For more information about JSTOR, please contact
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REVIEWS
T. scleroxylon has a wide ea Africa but is generally conf
isolated
occurrences
in
dri
Cholorphora excelsa, Triploch and a component of a second after clearing for cultivation over most of its range. It is would seem that T. scleroxy plantation species in the trop which has prevented it from schemes. It was logical, theref
reproduction
and
propagati
Rapid progress was made in for up to three years. Howev stocks of seedlings. A major propagation, particularly by those for seedling production the juvenile condition of th Despite its wide and, in par variation in T. scleroxylon. O bole and crown morphology and knowledge gained on flo programme of genetic improv
Extensive
experimental
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material collected throughou part of future work to explo propagation is by vegetative Throughout the report, good The photographs on nine pla does not do them credit. Th report as a reference work an scleroxylon. The authors' intention is tha on this project and particula
opinion,
substantial
Forestry with the
Research Institute United Kingdom.
progre
R.D. Barnes
Design of Experiments.
Statistical Checklist No. 1, issued by the Institute of Terrestrial Ecology, is a seven-page foldin pamphlet written by John Jeffers, now the Director of that Institute. It lists 71 questions which experimenter must ask before a field experiment is laid out, with the object of checking that he is
about to do something stupid, unsound, ineffective, wasteful or perhaps merely inefficient. T questions are arranged in nine stages: objectives, defining the population, selecting treatments,
shape and size, replication, layout, randomization, recording, and analysis. Finally, Questio
7 1 - "If you are in doubt about the purpose of any of the questions in this checklist, should you no
obtain some advice from a statistician ... ?" Indeed you should! There is a well-chosen bibliograp of twelve books, and the pamphlet is available for 30p if a stamped-addressed envelope is sent Publications Officer, I.T.E., 68 Hills Road, Cambridge. In my view, this pamphlet should mo certainly be read by every forest researcher before he sets out his next experiment, and by eve
authority about to approve - or disapprove - somebody else's experiment. H.C. Dawkins
Wildland Fire Management, A Systems Approach, by A.J. Simard. Canadian Forestry Service Forestry Technical Report 17, 1977. v + 25pp.
The a