Publication Date

1997

Description

Nine grass-legume mixtures were evaluated during their first year. A factorial experiment was carried out using a complete block design. Herbage on offer and residual herbage were estimated allowing calculation of net herbage production, herbage accumulation rate and grazing efficiency. The mixture of alfalfa (Medicago sativa L.) and orchard grass (Dactylis glomerata L.) with a net herbage production of 22 407 kg dry matter (DM) per ha outyielded white clover (Trifolium repens L.) mixtures. Substitution of alfalfa by white clover in the mixtures resulted in reduction of herbage accumulation rate by 19 kg DM ha-1 day-1 . Net herbage production of mixtures including orchard grass was 2800 kg DM higher than that of mixtures including perennial ryegrass (Lolium perenne L.). Net herbage production of mixtures including tall fescue (Festuca arundinacea Schreb) was similar to that of mixtures including orchard grass or perennial ryegrass.

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Grass-Legume Mixtures Under Grazing

Nine grass-legume mixtures were evaluated during their first year. A factorial experiment was carried out using a complete block design. Herbage on offer and residual herbage were estimated allowing calculation of net herbage production, herbage accumulation rate and grazing efficiency. The mixture of alfalfa (Medicago sativa L.) and orchard grass (Dactylis glomerata L.) with a net herbage production of 22 407 kg dry matter (DM) per ha outyielded white clover (Trifolium repens L.) mixtures. Substitution of alfalfa by white clover in the mixtures resulted in reduction of herbage accumulation rate by 19 kg DM ha-1 day-1 . Net herbage production of mixtures including orchard grass was 2800 kg DM higher than that of mixtures including perennial ryegrass (Lolium perenne L.). Net herbage production of mixtures including tall fescue (Festuca arundinacea Schreb) was similar to that of mixtures including orchard grass or perennial ryegrass.