R. Colman

The effect of stocking rate on milk production from kikuyu grass pastures fertilized with nitrogen

R. Colman, A. Kaiser, 1974 .

Effect of moisture on growth and nitrogen response byLolium perenne

A. Lazenby, R. Colman, 1975, Plant and Soil.

Nitrogen fertilizer responses and seasonal production of temperate and warm climate grasses on the Northern Tablelands of New South Wales

A. Lazenby, J. Grierson, R. Colman, 1974 .

Seasonal variation in the potential herbage production and response to nitrogen by kikuyu grass (Pennisetum clandestinum)

R. Colman, G. O'Neill, 1978, The Journal of Agricultural Science.