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Nutrition of container grown plants with emphasis on the Proteaceae

Thomas, Michael B. (Lincoln College, University of Canterbury, 1979)
A range of Proteaceous shrubs and other nursery plants were grown in containers with soilless media and various N levels. Plants demonstrated a range of responsiveness. Supplying soilless media with Osmocote (26% N) and other short term fertilisers prove ...
Anhydrous ammonia in vegetable cropping

Thomas, Michael B. (Lincoln College, University of Canterbury, 1970)
Anhydrous ammonia, containing 82%N, is the highest analysis nitrogen fertiliser available for commercial use. Lyons (1966) states that it has many economic advantages in handling, transporting and application over conventional nitrogen fertilisers and tha ...
An evaluation of recent advances in the use of anhydrous and aqueous ammonia overseas and their application in New Zealand horticulture

Thomas, Michael B. (Lincoln College, University of Canterbury, 1968)
The object of this study is to evaluate recent advances in the use of anhydrous and aqua ammonia as nitrogenous fertilisers, with emphasis on the prospects and needs there are for their usage in New Zealand. There is at present a large dependence on New Z ...