M.B. O’Connor

Long term effects of withholding phosphate application on North Island hill country: Economics

Deborah A. Clark, S.F. Ledgard, M. G. Lambert et al. · Proceedings of the New Zealand Grassland Association · 1990 · 48 citations · Full text

Rural Economy, Applied Economics, Land Use +29

Agronomy, modelling and economics of reactive phosphate rocks as slow-release phosphate fertilizers for grasslands

A. G. Sinclair, P. D. Johnstone, L. C. Smith et al. · Nutrient Cycling in Agroecosystems · 1993 · 35 citations

Biogeochemistry, Engineering, Slow-release Phosphate Fertilizers +6

Effects of rates and times of nitrogen application on the production and composition of dairy pastures in Waikato district, New Zealand

C. Feyter, M.B. O’Connor, B. Addison · New Zealand Journal of Crop and Horticultural Science · 1985 · 33 citations · Full text

Partially acidulated phosphate rocks: Controlled release phosphorus fertilizers for more sustainable agriculture

S. S. S. Rājan, M.B. O’Connor, A. G. Sinclair · Nutrient Cycling in Agroecosystems · 1994 · 32 citations

Engineering, Environmental Engineering, Sustainable Agriculture +9

Relationship between pasture dry matter yield and soil Olsen P from a series of long‐term field trials

A. G. Sinclair, P. D. Johnstone, L. C. Smith et al. · New Zealand Journal of Agricultural Research · 1997 · 27 citations

Engineering, Land Use, Agricultural Economics +16