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Miguel,Marcolino Frederico; Ribeiro Filho,Henrique Mendonça Nunes; Crestani,Steben; Ramos,Fabiana da Rocha; Genro,Tereza Cristina Moraes. |
The objective of this work was to assess the effects of the sward structure of Italian ryegrass (Lolium multiflorum), during the first grazing cycle, on its morphological and bromatological characteristics throughout the growing season, and on the performance of dairy cows. The treatments consisted of two structures obtained as a function of canopy-light interception: high-light interception (HLI) and low-light interception (LLI), with different pre-grazing heights in the first grazing cycle. Pasture was managed under rotational grazing with a herbage allowance not below 30 kg dry matter (DM) per cow per day. Three grazing cycles, with a grazing interval of 30 days, were evaluated. Pre-grazing herbage mass was greater (2,240 vs. 1,656 kg ha-1 DM), but the... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Lolium multiflorum; Dairy cow; Herbage intake; Sward structure. |
Ano: 2012 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2012000600018 |
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