Resistance reversion after Haemonchus contortus replacement in a sheep flock: monitoring of benzimidazole and levamisole resistance-associated polymorphisms and impact on lamb survival. [PDF]
BMC Vet ResBackground Haemonchus contortus is a highly prevalent gastrointestinal nematode whose control is hindered by anthelmintic resistance. Worm replacement (WR), where a resistant parasite population is substituted for a susceptible one, was performed through
Niciura SCM +5 more
europepmc +2 more sources
Morphoagronomic characterization and reproductive versatility in polymorph clover
Pesquisa Agropecuária Gaúcha, 2023 Trifolium polymorphum Poir. is a legume of natural pastures that combines amphicarpy with vegetative reproduction, but with little morphoagronomic information in populations of southern Brazil. In this study, plant height and diameter, number of primary
Ionara Fátima Conterato +8 more
doaj +1 more source
Characterization of the potential of native grasses for use as lawns
Ornamental Horticulture, 2020 Since long lawns have been cultivated worldwide to perform a large variety of functions. Brazilian lawns have been constituted by a reduced number of species and cultivars.
Francisco Humberto Dübbern de Souza +3 more
doaj +1 more source
“RS Centenário”: New cultivar of brindle bean with high added value
Pesquisa Agropecuária Gaúcha, 2023 To increase productivity, new types of beans that present different characteristics, such as higher grain yieldare necessary. The cultivar RS Centenário is the result of a selection carried out in 2007 using the “Iraí” cultivar, in a plot of genetic ...
Juliano Garcia Bertoldo +8 more
doaj +1 more source
Major Sustainable Development Goals applied to Aquaculture
Pesquisa Agropecuária Gaúcha, 2021 Aquaculture based on environmentally friendly practices is the best alternative for building a better world when it comes to the production of food of animal origin.
Lissandra Souto Cavalli +4 more
doaj +1 more source
Genome-Wide Association Study for Haemonchus contortus Resistance in Morada Nova Sheep
Pathogens, 2022 Among the gastrointestinal nematodes affecting sheep, Haemonchus contortus is the most prevalent and virulent, resulting in health problems and production losses. Therefore, selecting sheep resistant to H. contortus is a suitable and sustainable strategy
Simone Cristina Méo Niciura +6 more
doaj +1 more source
Response mechanisms of Brachiaria brizantha cultivars to water deficit stress
Revista Brasileira de Zootecnia, 2013 Two cultivars of Brachiaria brizantha (Hochst ex. A. Rich) Stapf. (Syn. Urochloa) were evaluated for their adaptation to water deficit and the stress response mechanisms in a greenhouse experiment.
Patricia Menezes Santos +5 more
doaj +1 more source
Semina: Ciências Agrárias, 2016 The aim of this study was to compare Larval Immersion Test in syringes, originally proposed by Souza et al. (2008), with two modified bioassays proposed by Silva et al. (2011) and Sindhu et al. (2012).
Juliana Antunes Farias +6 more
doaj +1 more source
INSECT RICHNESS IN DUNG PATCHES OF CATTLE RAISED IN TWO LIVESTOCK SYSTEMS
Revista de Agricultura Neotropical, 2020 The negative impact of livestock breeding on the environment has been mitigated through the combination of pastures and trees, characterizing the silvopastoral systems (SPS), an alternative to conventional pasture systems (CPS).
Marcos Rafael Gusmão +3 more
doaj +1 more source
Genotype x environment interaction on post-weaning performance and carcass in beef cattle
Semina: Ciências Agrárias, 2017 We analyzed average daily gain from weaning to yearling (ADG), yearling weight (YW), rib eye area, and subcutaneous fat thickness of 91 Angus, Hereford, Caracu, and Nellore cattle, and their crosses.
Leandro Lunardini Cardoso +2 more
doaj +1 more source