Effects of harvesting red clover/ryegrass at different stage of maturity on forage yield and quality
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Effects of harvesting red clover/ryegrass at different stage of maturity on forage yield and quality. / Fychan, Aled; Sanderson, Ruth; Marley, Christina.
The multiple roles of grassland in the European bioeconomy: Proceedings of the 26th General Meeting of the European Grassland Federation. ed. / M. Höglind; A. K. Bakken; K. A. Hovstad; E. Kallioniemi; H. Riley; H. Steinshamnm; L. Østrem. Norway : Norwegian Institute of Bioeconomy Research, 2016. p. 323-325.Research output: Chapter in Book/Report/Conference proceeding › Conference Proceeding (Non-Journal item)
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TY - GEN
T1 - Effects of harvesting red clover/ryegrass at different stage of maturity on forage yield and quality
AU - Fychan, Aled
AU - Sanderson, Ruth
AU - Marley, Christina
PY - 2016
Y1 - 2016
N2 - Total nitrogen concentrations and digestibility of perennial ryegrass (Lolium perenne; PRG) and red clover (Trifolium pratense; RC) decline with increasing maturity. However, whilst harvest date is negatively correlated with silage digestibility, it is positively correlated with herbage yield. Currently, there is a lack of information on the ideal cutting stage for mixtures of red clover grown in combination with ryegrass. An experiment was conducted to examine the effects of increasing harvest date on growth stage, dry matter yield, species ratio, forage composition and digestibility of red clover (cv. AberClaret) and perennial ryegrass (cv. AberMagic) grown as a mixed sward. First cut silage was harvested at weekly intervals on 5 occasions from early May to early June, and second cut silage was harvested at weekly intervals on 5 occasions from mid-June to mid-July. Forage nitrogen, neutral detergent fibre and digestible organic matter in the dry matter concentrations were affected by harvest date in both cuts and were significantly correlated with the growth stages of both PRG and RC. Overall, the growth stage of RC was a better indicator of sward forage quality than growth stage of PRG especially in the second silage cut
AB - Total nitrogen concentrations and digestibility of perennial ryegrass (Lolium perenne; PRG) and red clover (Trifolium pratense; RC) decline with increasing maturity. However, whilst harvest date is negatively correlated with silage digestibility, it is positively correlated with herbage yield. Currently, there is a lack of information on the ideal cutting stage for mixtures of red clover grown in combination with ryegrass. An experiment was conducted to examine the effects of increasing harvest date on growth stage, dry matter yield, species ratio, forage composition and digestibility of red clover (cv. AberClaret) and perennial ryegrass (cv. AberMagic) grown as a mixed sward. First cut silage was harvested at weekly intervals on 5 occasions from early May to early June, and second cut silage was harvested at weekly intervals on 5 occasions from mid-June to mid-July. Forage nitrogen, neutral detergent fibre and digestible organic matter in the dry matter concentrations were affected by harvest date in both cuts and were significantly correlated with the growth stages of both PRG and RC. Overall, the growth stage of RC was a better indicator of sward forage quality than growth stage of PRG especially in the second silage cut
KW - Lolium perenne
KW - Trifolium pratense
KW - growth stage
KW - nitrogen
KW - digestibility
UR - http://hdl.handle.net/2160/44746
M3 - Conference Proceeding (Non-Journal item)
SN - 9788217016779
SP - 323
EP - 325
BT - The multiple roles of grassland in the European bioeconomy
A2 - Höglind, M.
A2 - Bakken, A. K.
A2 - Hovstad, K. A.
A2 - Kallioniemi, E.
A2 - Riley, H.
A2 - Steinshamnm, H.
A2 - Østrem, L.
PB - Norwegian Institute of Bioeconomy Research
CY - Norway
T2 - Proceedings of the 26th General Meeting of the European Grassland Federation
Y2 - 4 September 2016 through 8 September 2016
ER -