Publication Date

1989

Description

A considerable amount of herbage which is only partially grazed accumulates around dung pats over the grazing season in swards grazed by dairy cows or beef cattle. This tall grass can represent 15-45 % of the sward area (Marsh and Cam piing, 1970) depending on stocking rate or herbage allowance, grass growth rate and season of the year. The present study was un< ;lertaken to measure the area and proportion of a perennial ryegrass sward represented by short-grass and tall grass, the extent to which each category was grazed and their contri­bution to the diet of cows when rotationally grazed in an inten­sive leader/follower grazing system.

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Production and Utilization of Short Grass and Tall Grass Growing Around Dung Pats in a Perennial Ryegrass Sward Grazed by Dairy Cows

A considerable amount of herbage which is only partially grazed accumulates around dung pats over the grazing season in swards grazed by dairy cows or beef cattle. This tall grass can represent 15-45 % of the sward area (Marsh and Cam piing, 1970) depending on stocking rate or herbage allowance, grass growth rate and season of the year. The present study was un< ;lertaken to measure the area and proportion of a perennial ryegrass sward represented by short-grass and tall grass, the extent to which each category was grazed and their contri­bution to the diet of cows when rotationally grazed in an inten­sive leader/follower grazing system.