Search Results - "Edwards, G. R"

Determinants of Species Richness in the Park Grass Experiment by Crawley, M. J., Johnston, A. E., Silvertown, J., Dodd, M., Mazancourt, C. de, Heard, M. S., Henman, D. F., Edwards, G. R.

“…The Park Grass Experiment at Rothamsted in southeast England was started in 1856, making it the longest‐running experiment in plant ecology anywhere in the…”
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Does sowing an oats catch crop reduce nitrate leaching from urine deposition following simulated winter forage grazing? - a growth chamber experiment by Carey, P. L., Cameron, K. C., Di, H. J., Edwards, G. R.

“…Background Growing winter forages, such as brassicas and fodder beets, is a common feed strategy to build body condition for non-lactating cows, prior to…”
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effect of four different pasture species compositions on nitrate leaching losses under high N loading by Malcolm, B. J, Cameron, K. C, Di, H. J, Edwards, G. R, Moir, J. L

“…Nitrate (NO3−) leaching can cause elevated concentrations of NO3−‐N in water, which can have adverse impacts on water quality and human health. In grazed…”
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Plasma nitrogen isotopic fractionation and feed efficiency in growing beef heifers by Wheadon, N. M., McGee, M., Edwards, G. R., Dewhurst, R. J.

“…Fractionation of N isotopes occurs in many metabolic reactions which causes tissue proteins to become enriched in 15N while urea (urine) is depleted in 15N…”
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Nitrogen uptake and leaching loss of thirteen temperate grass species under high N loading by Moir, J. L., Edwards, G. R., Berry, L. N.

“…The intensification of grazed pasture systems in New Zealand has resulted in increased nitrate (NO3 −) leaching and associated significant reductions in water…”
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Effect of high-sugar grasses on methane emissions simulated using a dynamic model by Ellis, J L, Dijkstra, J, France, J, Parsons, A J, Edwards, G R, Rasmussen, S, Kebreab, E, Bannink, A

“…High-sugar grass varieties have received considerable attention for their potential ability to decrease N excretion in cattle. However, feeding high-sugar…”
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IVF, IVM, natural cycle IVF, minimal stimulation IVF – time for a rethink by Edwards, RG

“…Abstract Considerable changes are afoot in the practice of assisted human conception. Doubts about its methods, especially over endocrinology, concern its…”
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Short communication: Supplementing grape marc to cows fed a pasture-based diet as a method to alter nitrogen partitioning and excretion by Greenwood, S L, Edwards, G R, Harrison, R

“…The inclusion of the grape marc into livestock rations provides an opportunity not only to use a waste byproduct resourcefully, but also to induce beneficial…”
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Plant species diversity and management of temperate forage and grazing land ecosystems by Sanderson, M.A, Skinner, R.H, Barker, D.J, Edwards, G.R, Tracy, B.F, Wedin, D.A

“…More than a century since Charles Darwin stated that diverse grasslands produce more herbage than monocultures, scientists still debate the relationship…”
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Comparing response of ryegrass-white clover pasture to gibberellic acid and nitrogen fertiliser applied in late winter and spring by Bryant, RH, Edwards, GR, Robinson, B

“…The objective of this study was to compare the effect of one or two applications of gibberellic acid (GA) or nitrogen (N) fertiliser on dry matter (DM) yield…”
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The effect of high-sugar grass on predicted nitrogen excretion and milk yield simulated using a dynamic model by Ellis, J L, Dijkstra, J, Bannink, A, Parsons, A J, Rasmussen, S, Edwards, G R, Kebreab, E, France, J

“…High-sugar grass varieties have received considerable attention for their potential to reduce nitrogen (N) excretion and increase milk yield in cattle…”
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Influence of plant growth and root architecture of Italian ryegrass (Lolium multiflorum) and tall fescue (Festuca arundinacea) on N recovery during winter by Malcolm, B. J, Moir, J. L, Cameron, K. C, Di, H. J, Edwards, G. R

“…Nitrate (NO3−) leaching is an environmental and health concern. In grazed pasture systems, NO3− leaching primarily occurs beneath animal urine patch areas due…”
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Effect of grazing management on herbage protein concentration, milk production and nitrogen excretion of dairy cows in mid‐lactation by Bryant, R. H, Dalley, D. E, Gibbs, J, Edwards, G. R

“…The objective of this experiment was to use diurnal and temporal changes in herbage composition to create two pasture diets with contrasting ratios of…”
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Nucleon axial charge in full lattice QCD by Edwards, R G, Fleming, G T, Hägler, Ph, Negele, J W, Orginos, K, Pochinsky, A V, Renner, D B, Richards, D G, Schroers, W

“…The nucleon axial charge is calculated as a function of the pion mass in full QCD. Using domain wall valence quarks and improved staggered sea quarks, we…”
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Moments of nucleon light cone quark distributions calculated in full lattice QCD by Dolgov, D., Brower, R., Capitani, S., Dreher, P., Negele, J. W., Pochinsky, A., Renner, D. B., Eicker, N., Lippert, Th, Schilling, K., Edwards, R. G., Heller, U. M.

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Increased yearling weight as a proportion of 21-month weight was associated with increased milk production in dairy heifers by Handcock, RC, Lopez-Villalobos, N, McNaughton, LR, Back, PJ, Edwards, GR, Hickson, RE

“…Aims: To examine the relationship between liveweight (LWT) at 12 months as a proportion of LWT at 21 months of age (LWT(12/21)%) and first lactation and…”
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Stocking rate effects on liveweight gain of ewes and their twin lambs when grazing subterranean clover–perennial grass pastures by Ates, S, Lucas, R. J, Edwards, G. R

“…Two grazing experiments were conducted on non‐irrigated tall fescue–subterranean clover and cocksfoot–subterranean pastures subject to summer‐dry conditions in…”
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Grazing preference of Merino sheep for naturalized annual clover species relative to commonly sown clover species by Maxwell, T. M. R, J. L. Moir, G. R. Edwards

“…Selective grazing of white clover (Trifolium repens) over grass species in temperate pastures results in reduced clover abundance and availability over time…”
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The effects of dietary nitrogen to water-soluble carbohydrate ratio on isotopic fractionation and partitioning of nitrogen in non-lactating sheep by Cheng, L., Nicol, A. M., Dewhurst, R. J., Edwards, G. R.

“…The main objective of this study was to investigate the relationship between partitioning and isotopic fractionation of nitrogen (N) in sheep consuming diets…”
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Effects of stocking rate and closing date on subterranean clover populations and dry matter production in dryland sheep pastures by Ates, S, Lucas, RJ, Edwards, GR

“…The effect of stocking rate (8.3 [low] and 13.9 [high] ewes+twin lambs/ha) and time of closing in the spring on subterranean clover morphology, phenology,…”
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