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A heat-labile substance toxic to nitrite-oxidizing bacteria was present in the outer tissues of roots of Hyparrhenia filipéndula; in the summer (Nov.-...
Read moreThis publication consists of 29 papers on invasive species research. Topics covered include: invasions, management, monitoring, stream ecosystems, spe...
Read moreKEYWORDS: Management \ forest \ Mathematical methods matrix theory \ Mathematical methods models selection forest structure \ Selection forest \ Silvi...
Read moreIn this presidential address to the British Ecological Society, 5 Jan. 1971, the roles played by fungi in terrestrial ecosystems are discussed with re...
Read moreAnalyses showed that excess salt persisted throughout the year near roadsides, probably influencing the vigour and species composition due to osmotic ...
Read moreA soil core sampling tube for use with a power hammer is described. The tube splits lengthways into two halves which facilitates sampling on difficult...
Read moreA schedule of simplified procedures for soil analysis is presented which enables over 100 prepared soil samples to be analysed for soluble salts, carb...
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