Publication Date

1993

Description

An experiment studying the behaviour of toll fescue (Fesutca anrundinacea Schreb,) was conducted under steady stale grazing on a sward dominated by this plant. The swards were grazed lo maintain a surface height of 30-40 mm (H), 50-60 mm (M) and 90-100 mm (L). These treatments were applied on swards with and without white clover (Trifolium repens L.) from November 1990 to April 1991. Results showed that leaf growth decreased as the severity of grazing increased. Tiller number was less under H grazing than under M or L grazing, but tiller size remained constant over time in this treatment. Herbage mass was greater under M and L grazing than that under H grazing as a consequence of differences in total tiller population density and tiller size. Invasion of tall fescue swards by other grasses, especially perennial ryegrass (lolium perenne L.) was greater than that by while clover.

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Response to Defoliation of Tall Fescue

An experiment studying the behaviour of toll fescue (Fesutca anrundinacea Schreb,) was conducted under steady stale grazing on a sward dominated by this plant. The swards were grazed lo maintain a surface height of 30-40 mm (H), 50-60 mm (M) and 90-100 mm (L). These treatments were applied on swards with and without white clover (Trifolium repens L.) from November 1990 to April 1991. Results showed that leaf growth decreased as the severity of grazing increased. Tiller number was less under H grazing than under M or L grazing, but tiller size remained constant over time in this treatment. Herbage mass was greater under M and L grazing than that under H grazing as a consequence of differences in total tiller population density and tiller size. Invasion of tall fescue swards by other grasses, especially perennial ryegrass (lolium perenne L.) was greater than that by while clover.