| |
|
|
|
Registro Completo |
|
Biblioteca(s): |
Embrapa Amazônia Ocidental; Embrapa Mandioca e Fruticultura. |
|
Data corrente: |
11/12/2002 |
|
Data da última atualização: |
09/12/2003 |
|
Autoria: |
BORGES, A. L.; OLIVEIRA, A. M. G. |
|
Título: |
Sintomas visuais de deficiências de nutrientes em bananeira. |
|
Ano de publicação: |
2002 |
|
Fonte/Imprenta: |
Cruz das Almas: Embrapa Mandioca e Fruticultura, 2002. |
|
Páginas: |
Não paginado. |
|
Série: |
(Embrapa Mandioca e Fruticultura. Banana em Foco, 38). |
|
Idioma: |
Português |
|
Conteúdo: |
Quando um nutriente está em deficiência, a planta expressa este desequilibrio por sintomas visuais que se manifestam, principalmente, por meio de alterações nas folhas, como coloração, tamanho e outras, uma que este é o orgão da planta em plena atividade fisiológica e química. |
|
Palavras-Chave: |
Brasil. |
|
Thesagro: |
Banana; Deficiência Nutricional. |
|
Thesaurus Nal: |
Musa. |
|
Categoria do assunto: |
-- |
|
Marc: |
LEADER 00849nam a2200193 a 4500
001 1672638
005 2003-12-09
008 2002 bl uuuu u0uu1 u #d
100 1 $aBORGES, A. L.
245 $aSintomas visuais de deficiências de nutrientes em bananeira.
260 $aCruz das Almas: Embrapa Mandioca e Fruticultura$c2002
300 $aNão paginado.
490 $a(Embrapa Mandioca e Fruticultura. Banana em Foco, 38).
520 $aQuando um nutriente está em deficiência, a planta expressa este desequilibrio por sintomas visuais que se manifestam, principalmente, por meio de alterações nas folhas, como coloração, tamanho e outras, uma que este é o orgão da planta em plena atividade fisiológica e química.
650 $aMusa
650 $aBanana
650 $aDeficiência Nutricional
653 $aBrasil
700 1 $aOLIVEIRA, A. M. G.
Download
Esconder MarcMostrar Marc Completo |
|
Registro original: |
Embrapa Amazônia Ocidental (CPAA) |
|
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
URL |
Voltar
|
|
|
 | Acesso ao texto completo restrito à biblioteca da Embrapa Pecuária Sul. Para informações adicionais entre em contato com cppsul.biblioteca@embrapa.br. |
Registro Completo
|
Biblioteca(s): |
Embrapa Pecuária Sul. |
|
Data corrente: |
12/11/2021 |
|
Data da última atualização: |
07/12/2022 |
|
Tipo da produção científica: |
Artigo em Periódico Indexado |
|
Circulação/Nível: |
A - 1 |
|
Autoria: |
CARMO, M. do; GENRO, T. C. M.; CIBILS, A. F.; SOCA, P. M. |
|
Afiliação: |
MARTIN DO CARMO, Universidad de la República; TERESA CRISTINA MORAES GENRO, CPPSUL; ANDRÉS F. CIBILS, New Mexico State University; PABLO M. SOCA, Universidad de la República. |
|
Título: |
Herbage mass and allowance and animal genotype affect daily herbage intake, productivity, and efficiency of beef cows grazing native subtropical grassland. |
|
Ano de publicação: |
2021 |
|
Fonte/Imprenta: |
Journal of Animal Science, v. 99, n. 10, p. 1-9, 2021. |
|
Idioma: |
Inglês |
|
Notas: |
Online. |
|
Conteúdo: |
The beef sector in Campos grasslands must increase animal productivity without external inputs, while reducing environmental impact. The objective of this study was to estimate herbage intake (g/metabolic body weight [MBW]/d) of straightbred (Hereford/Angus) and crossbred (F1 of Hereford × Angus) beef cows grazing subtropical native grassland with High and Low herbage allowance (HA, 5 vs. 3 kg DM/kg bodyweight [BW]) during gestation and lactation and its relationship with biological efficiency of cow-calf productivity. Herbage intake (estimated via n-alkanes C32:C33 ratio) was measured during early (Ge1, −163 d prior calving) and mid to late [Gm1 (−83) and Gm2 (−90 d prior calving)] gestation and lactation (L0, L1, and L2, 60, 47, and 31d following calving) periods in 24 to 36 cows, selected to create 8 groups (4 per block) of HA × cow genotype treatment. Cows grazed native grassland year-round, under High and Low HA (except in winter). We analyzed the effect of cow genotype (straightbred vs. crossbred cows) and HA (High vs. Low) on herbage mass and height, daily herbage intake rate (DMI), cow body condition score (BCS), calf average daily gain (ADG) and BW at weaning (BWW) and g of calf weaned/kg DMI. High allowance improved DMI during lactation periods (High 115.6 vs. Low 94.1 ± 5.3; P < 0.05 g/MBW/d). Crossbred cows decreased DMI during gestation (Crossbred 81 vs. Straightbred 94 ± 4.3; P = 0.05 g/MBW/d) compared with straightbred cows. Crossbred and High HA improved biological efficiency, 40.0 vs. 26.2 and 36.0 vs. 29.7 g of calf/kg DMI, respectively. High allowance increased herbage mass and sites with greater canopy height that allow greater DMI, positively associated with cow BCS at weaning, calf ADG, BWW, and g of calf/kg DMI. Crossbred cows reduced DMI during gestation showing no greater annual DMI. Animal productivity and biological efficiency can be improved using High HA and crossbred cows, which should decrease the environmental impact of cow-calf systems. MenosThe beef sector in Campos grasslands must increase animal productivity without external inputs, while reducing environmental impact. The objective of this study was to estimate herbage intake (g/metabolic body weight [MBW]/d) of straightbred (Hereford/Angus) and crossbred (F1 of Hereford × Angus) beef cows grazing subtropical native grassland with High and Low herbage allowance (HA, 5 vs. 3 kg DM/kg bodyweight [BW]) during gestation and lactation and its relationship with biological efficiency of cow-calf productivity. Herbage intake (estimated via n-alkanes C32:C33 ratio) was measured during early (Ge1, −163 d prior calving) and mid to late [Gm1 (−83) and Gm2 (−90 d prior calving)] gestation and lactation (L0, L1, and L2, 60, 47, and 31d following calving) periods in 24 to 36 cows, selected to create 8 groups (4 per block) of HA × cow genotype treatment. Cows grazed native grassland year-round, under High and Low HA (except in winter). We analyzed the effect of cow genotype (straightbred vs. crossbred cows) and HA (High vs. Low) on herbage mass and height, daily herbage intake rate (DMI), cow body condition score (BCS), calf average daily gain (ADG) and BW at weaning (BWW) and g of calf weaned/kg DMI. High allowance improved DMI during lactation periods (High 115.6 vs. Low 94.1 ± 5.3; P < 0.05 g/MBW/d). Crossbred cows decreased DMI during gestation (Crossbred 81 vs. Straightbred 94 ± 4.3; P = 0.05 g/MBW/d) compared with straightbred cows. Crossbred and Hig... Mostrar Tudo |
|
Thesagro: |
Consumo; Forragem; Pastagem; Pastagem Nativa; Vaca de Corte. |
|
Categoria do assunto: |
-- |
|
Marc: |
LEADER 02732naa a2200229 a 4500
001 2136124
005 2022-12-07
008 2021 bl uuuu u00u1 u #d
100 1 $aCARMO, M. do
245 $aHerbage mass and allowance and animal genotype affect daily herbage intake, productivity, and efficiency of beef cows grazing native subtropical grassland.$h[electronic resource]
260 $c2021
500 $aOnline.
520 $aThe beef sector in Campos grasslands must increase animal productivity without external inputs, while reducing environmental impact. The objective of this study was to estimate herbage intake (g/metabolic body weight [MBW]/d) of straightbred (Hereford/Angus) and crossbred (F1 of Hereford × Angus) beef cows grazing subtropical native grassland with High and Low herbage allowance (HA, 5 vs. 3 kg DM/kg bodyweight [BW]) during gestation and lactation and its relationship with biological efficiency of cow-calf productivity. Herbage intake (estimated via n-alkanes C32:C33 ratio) was measured during early (Ge1, −163 d prior calving) and mid to late [Gm1 (−83) and Gm2 (−90 d prior calving)] gestation and lactation (L0, L1, and L2, 60, 47, and 31d following calving) periods in 24 to 36 cows, selected to create 8 groups (4 per block) of HA × cow genotype treatment. Cows grazed native grassland year-round, under High and Low HA (except in winter). We analyzed the effect of cow genotype (straightbred vs. crossbred cows) and HA (High vs. Low) on herbage mass and height, daily herbage intake rate (DMI), cow body condition score (BCS), calf average daily gain (ADG) and BW at weaning (BWW) and g of calf weaned/kg DMI. High allowance improved DMI during lactation periods (High 115.6 vs. Low 94.1 ± 5.3; P < 0.05 g/MBW/d). Crossbred cows decreased DMI during gestation (Crossbred 81 vs. Straightbred 94 ± 4.3; P = 0.05 g/MBW/d) compared with straightbred cows. Crossbred and High HA improved biological efficiency, 40.0 vs. 26.2 and 36.0 vs. 29.7 g of calf/kg DMI, respectively. High allowance increased herbage mass and sites with greater canopy height that allow greater DMI, positively associated with cow BCS at weaning, calf ADG, BWW, and g of calf/kg DMI. Crossbred cows reduced DMI during gestation showing no greater annual DMI. Animal productivity and biological efficiency can be improved using High HA and crossbred cows, which should decrease the environmental impact of cow-calf systems.
650 $aConsumo
650 $aForragem
650 $aPastagem
650 $aPastagem Nativa
650 $aVaca de Corte
700 1 $aGENRO, T. C. M.
700 1 $aCIBILS, A. F.
700 1 $aSOCA, P. M.
773 $tJournal of Animal Science$gv. 99, n. 10, p. 1-9, 2021.
Download
Esconder MarcMostrar Marc Completo |
|
Registro original: |
Embrapa Pecuária Sul (CPPSUL) |
|
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
Fechar
|
| Expressão de busca inválida. Verifique!!! |
|
|
