Ētahi atu tūhononga, pae tukutuku hoki
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Aerial topdressing
A summary of the development of aerial topdressing in New Zealand.
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FertResearch
FertResearch (New Zealand Fertiliser Research Association) promotes responsible and scientifically based nutrient management. The site includes news and the Code of Practice for Nutrient Management.
Ētahi whakaaro puaki, takenga
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Austin, G. G., and C. N. Bradley. 75 years of life: a brief history of Kempthorne Prosser and Co’s N. Z. Drug Company Ltd, 1879–1954. Dunedin: Otago Daily Times, 1954.
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Hogan, Denis, and Bryce Williamson, eds. New Zealand is different: chemical milestones in New Zealand’s history. Christchurch: Clerestory, 1999.
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Levy, E. Bruce. Grasslands of New Zealand. Wellington: Government Printer, 1970.
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Parrish, P., and A. Ogilvie. Calcium superphosphate and compound fertilisers: their chemistry and manufacture. 2nd ed., rev. London: Hutchinson’s Scientific & Technical Publications, 1946.
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Russell, E. W. Soil conditions and plant growth. 11th ed. Harlow, Essex: Burnt Mill, 1988.