Clark et al., 1985. New Zeal. J. Agric. Res., 28 (2): 233-240
Document reference
Clark, D. A. ; Harris, P. S., 1985. Composition of the diet of sheep grazing swards of differing white clover content and spatial distribution. New Zeal. J. Agric. Res., 28 (2): 233-240