EFFECT OF THREE SPECIES OF FORAGE GRASSES ON PASTURE STRUCTURE AND VERTICAL DISTRIBUTION OF INFECTIVE LARVAE L3 OF GASTROINTESTINAL NEMATODES OF SHEEP

Authors

  • Danilo Gusmão de Quadros UNEB/NEPPA
  • Américo G. da Silva Sobrinho FCAV-UNESP
  • Luís Roberto de A. Rodrigues FCAV-UNESP
  • Gilson Pereira de Oliveira FCAV-UNESP
  • Cláudia Pereira Xavier UNEB/NEPPA
  • Alexandro Pereira Andrade UNEB/NEPPA

DOI:

https://doi.org/10.5216/cab.v13i2.4973

Keywords:

Animal Nutrition

Abstract

The knowledge of interaction between infective larvae setting and the type of grass is important to epidemiological studies and the control of gastrointestinal nematodes in sheep. The objective of this work was to evaluate the effects of three species of forage grasses on pasture characteristics and the vertical distribution of infective larvae (L3) of gastrointestinal nematodes of woolless sheep on the grasses during the rainy season. We used 60 non-periparturients ewes, naturally infected, equally distributed on 2 ha paddocks sowed with Tanzania, star, and gamba grasses, managed under continuous grazing system, from October 2003, to march 2004, at Santa Bárbara farm, Barreiras–Bahia-Brazil. Data of three samples between December 2003 and March 2004 were analyzed by SAS, using split-plot design, with 10 replications. Infective larvae of Haemonchus spp. and Trichostrongylus spp. were observed on forage in all stratus of vertical layer of the grasses without a defined pattern. Pastures with different characteristics under continuous grazing system had good conditions for developing of infective larvae of sheep.

Downloads

Download data is not yet available.

Author Biographies

Danilo Gusmão de Quadros, UNEB/NEPPA

Eng. Agr., Mestre e Doutor em Zootecnia pela FCAV-UNESP.

Professor da Universidade do Estado da Bahia - campus IX

Núcleo de Estudo e Pesquisa em Produção Animal - UNEB – campus IX. BR 242, km 4, s/n, Lot. Flamengo. 47800-000. Barreiras-Bahia. TELE-FAX: (77) 3612-6744. Website: www.neppa.uneb.br E-mail: uneb_neppa@yahoo.com.br

 

Américo G. da Silva Sobrinho, FCAV-UNESP

Dpto. Zootecnia – FCAV-UNESP

Luís Roberto de A. Rodrigues, FCAV-UNESP

Dpto. Zootecnia – FCAV-UNESP

Gilson Pereira de Oliveira, FCAV-UNESP

Centro de Pesquisa em Parasilologia – FCAV-UNESP

Cláudia Pereira Xavier, UNEB/NEPPA

Eng. Agr. Universidade do Estado da Bahia (UNEB) / Núcleo de Estudos e Pesquisas em Produção Animal (NEPPA)

Alexandro Pereira Andrade, UNEB/NEPPA

Eng. Agr. Universidade do Estado da Bahia (UNEB) / Núcleo de Estudos e Pesquisas em Produção Animal (NEPPA)

Published

2012-06-25

How to Cite

QUADROS, D. G. de; SILVA SOBRINHO, A. G. da; RODRIGUES, L. R. de A.; OLIVEIRA, G. P. de; XAVIER, C. P.; ANDRADE, A. P. EFFECT OF THREE SPECIES OF FORAGE GRASSES ON PASTURE STRUCTURE AND VERTICAL DISTRIBUTION OF INFECTIVE LARVAE L3 OF GASTROINTESTINAL NEMATODES OF SHEEP. Brazilian Animal Science/ Ciência Animal Brasileira, Goiânia, v. 13, n. 2, p. 139–144, 2012. DOI: 10.5216/cab.v13i2.4973. Disponível em: https://revistas.ufg.br/vet/article/view/4973. Acesso em: 13 may. 2024.

Issue

Section

Animal Production