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Consequences for biodiversity of reducing inputs to upland temperate pastures: effects on beetles (Coleoptera) of cessation of nitrogen fertilizer application and reductions in stocking rates of sheep

Autor: A. R. Sibbald, J. R. Jones, Jenni A. Stockan, J. E. Vale, Peter Dennis, J. Doering, M. E. Rees

Publikováno v: Grass and Forage Science. 59:121-135

Dennis, P., Doering, J., Stockan, J. A., Jones, J. R., Rees, M. E., Vale, J. E., Sibbald, A. R. (2004). Consequences for biodiversity of reducing inputs to upland temperate pastures: effects on beetles (Coleoptera) of cessation of nitrogen fertilizer

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e585edc5e031f01f3b559c2570df4eb5
https://doi.org/10.1111/j.1365-2494.2004.00412.x

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The implications of controlling grazed sward height for the operation and productivity of upland sheep systems in the UK: 6. The effect of reducing stocking rate and application of fertilizer nitrogen in Wales

Autor: T. J. Maxwell, A. J. I. Dalziel, D. A. Davies, M. Fothergill, A. R. Sibbald, J. R. Jones, M. E. Rees, J. M. M. Munro

Publikováno v: Grass and Forage Science. 58:77-89

Sibbald, A. R., Jones, J. R., Maxwell, T. J., Munro, J. M. M., Davies, D. A., Rees, M. E., Fothergill, M., Dalziel, A. J. L. (2003). The implications of controlling grazed sward height for the operation and productivity of upland sheep systems in the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f48a83bc31683ed61b40d8c5a70a80ae
https://doi.org/10.1046/j.1365-2494.2003.00356.x

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The implications of controlling grazed sward height for the operation and productivity of upland sheep systems in the UK. 3. The effect of choice of genotype, level of nitrogen fertilizer and lamb:ewe ratio

Autor: T. J. Maxwell, A. R. Sibbald, J. R. Jones, M. E. Rees, J. M. M. Munro

Publikováno v: Grass and Forage Science. 52:258-268

Grazed sward surface height was controlled within the range 3·25–4·75 cm during spring and summer in two experiments. In Experiment 1, the effects of stocking two breeds of ewe of similar size but different potential levels of reproductive perfor

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9f7267a44e2e02686a4a869bf62cd515
https://doi.org/10.1111/j.1365-2494.1997.tb02356.x

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The implications of controlling grazed sward height for the operation and productivity of upland sheep systems in the UK. 2. Effects of two annual stocking rates in combination with two levels of fertilizer nitrogen

Autor: T. J. Maxwell, A. R. Sibbald, J. R. Jones, T. E. H. Morgan, M. E. Rees

Publikováno v: Grass and Forage Science. 49:89-95

When grazed sward surface height was controlled within the range 3·75-5·25 cm during spring and summer, the effects of two annual stocking rates of twenty (SR20) and twelve (SR12) Cheviot ewes per hectare with their lambs and two rates of nitrogen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2e5e1e89620817fc048a749ee71761d3
https://doi.org/10.1111/j.1365-2494.1994.tb01979.x

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