In autumn of 3 consecutive years, tetraploid annual and diploid perennial ryegrasses were sown, and over 6 weeks in each spring the growth rates of 11 month old Romney cross lambs grazing the different ryegrasses were compared. Lamb liveweight gains on annual ryegrasses (364 g/day) were lower (P
CITATION STYLE
Thomson, B. C., & Muir, P. D. (2009). Lamb growth rate on annual and perennial ryegrasses. Proceedings of the New Zealand Grassland Association, 207–210. https://doi.org/10.33584/jnzg.2009.71.2750
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