Items where Author is "Orr, W.N."

2011

Chataway, R.G., Orr, W.N., Cooper, J.E. and Cowan, R.T. (2011) The role of tillage, fertiliser and forage species in sustaining dairying based on crops in southern Queensland 1. Winter-dominant forage systems. Animal Production Science, 51 (10). pp. 890-903.

Chataway, R.G., Cooper, J.E., Orr, W.N. and Cowan, R.T. (2011) The role of tillage, fertiliser and forage species in sustaining dairying based on crops in southern Queensland 2. Double-crop and summer sole-crop systems. Animal Production Science, 51 (10). pp. 904-919.

1997

Davison, T.M., Orr, W.N., Silver, B.A., Walker, R.G. and Duncalfe, F. (1997) Phosphorus fertilizer for nitrogen fertilized dairy pastures. 1. Long term effects on pasture, diet and soil. The Journal of Agricultural Science, 129 (2). pp. 205-217. ISSN 0021-8596

Davison, T.M., Orr, W.N., Doogan, V. and Moody, P. (1997) Phosphorus fertilizer for nitrogen fertilized dairy pastures. 2. Long term effects on milk production and a model of phosphorus flow. The Journal of Agricultural Science, 129 (2). pp. 219-231. ISSN 0021-8596

Walker, R.G., Davison, T.M., Orr, W.N. and Silver, B.A. (1997) Phosphorus fertilizer for nitrogen-fertilized dairy pastures. 3. Milk responses to a dietary phosphorus supplement. The Journal of Agricultural Science, 129 (2). pp. 233-236. ISSN 0021-8596

Davison, T.M., Frampton, P.J., Orr, W.N., Silver, B.A., Martin, P. and McLachlan, B. (1997) An evaluation of kikuyu-clover pastures as a dairy production system 1. Pasture and diet. Tropical Grasslands, 31 (1). pp. 1-14. ISSN 0049-4763

Davison, T.M., Frampton, P.J., Orr, W.N., Silver, B.A. and Williams, D. (1997) An evaluation of kikuyu-clover pastures as a dairy production system. 2. Milk production and system comparisons. Tropical Grasslands, 31 (1). pp. 15-23. ISSN 0049-4763