Malcolm Harrison

Learn More
Norway rats (Rattus norvegicus) were present on Whale Island (Moutohora), Bay of Plenty, New Zealand between about 1920 and 1987. During 1969-1971 they reduced by less than 10-35 % the breeding success of grey-faced petrels (Pterodroma macroptera gouldi), by eating unattended eggs and killing young or weak chicks. Rabbits (Oryctolagus cuniculus), introduced(More)
Perhaps more than any other disease, malaria serves as a potent symbol of the struggle between humankind and the natural world. Scientific and technical advances-from Ross's identification of the malaria vector to the application of DDT during the Second World War-have promised much but have so far failed to provide any lasting solution to the devastation(More)
The need for searching a space of solutions appears often. Many problems, such as iteration over a dynamically created domain, can be expressed most naturally using a generate-and-process style. Serial programming languages typically support solutions of these problems by providing some form of generators or backtracking. A parallel programming language is(More)
ACKNOWLEDGMENTS There are many people to be thanked for the contribution they have made to this study. The staff of N.Z. Forest Service at Kaingaroa, Waiotapu and Rotorua for the provision of assistance whenever it was needed, much advice and information relating to the forest and its operation, the location of quail sightings by forestry workers, and maps.(More)