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Aspects of the fertility of agricultural soils

Haynes, R. J. (Lincoln University, 2000)
This application for the award of degree of Doctor of Science for work on aspects of soil fertility is divided, for convenience, into six interrelated parts. A summary of the work in each part is presented below together with a list of references cited. C ...
Influence of media, nitrogen sources, and N-serve on growth of container grown Callistephus chinensis "Pink Princess"

Haynes, R. J. (Lincoln College, University of Canterbury, 1975)
In commercial nursery crop production, several advantages can be derived from growing plants in containers, however, large volumes of material are required to fill these containers. Because physical characteristics of most natural soils are not complet ...
Some aspects of soil management practice and nutrient cycling in apple orchards

Haynes, R. J. (Lincoln College, University of Canterbury, 1980)
Effects of three contrasting orchard soil management practices on the soil physical properties, levels of available nutrients in the soil and leaf nutrient content of 11 y old Golden Delicious apple trees were examined over a three-year period. The treatm ...

Now showing items 1-3 of 3