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Dairy herds in Brazil are mainly composed by crossbred cows (1.100Kg/lactation). Holstein x Zebu (HZ) crossbred cows are well adapted to tropical environments and demonstrate high productive, reproductive efficiency and high profitability in pastures conditions, and has a great importance fo...
Elephant grass has high biomass production potential and can benefit from biological nitrogen fixation (BNF) as its main external nitrogen source. This study evaluated the effect of BNF on biomass productivity and total nitrogen accumulation in different elephant grass genotypes. This experi...
The present study aimed to evaluate the production and the factors that influence the antimicrobial activity of a bacteriocin-like inhibitory substance (BLIS) produced by Streptococcus equinus C6I9, a bovine rumen isolate. The antagonist activity was evaluated by the spot-on-lawn assay. Antimicro...
There is a large proportion of degraded pastures in monoculture system, caused especially by the complex of spittlebugs (Hemiptera : Cercopidae), which are the main pest insects of pastures in Latin America. Hence, the aim of the research was to understand how the conversion f...
Multigenerational effects on biological aspects and on the life table of Rhopalosiphum padi (Linnaeus) (Hemiptera: Aphididae) and Sipha flava (Forbes) (Hemiptera: Aphididae) are not known. These studies can help further our understanding of the reasons for the conflicting results of the biol...
The dairy industry stands as one of the most significant sectors within the Brazilian food industry. Ultra-high-temperature (UHT) milk has notably expanded its market presence in terms of fluid milk sales. Moreover, UHT milk is available in various options, including varying fat content...
O estudo avaliou os impactos da administração de prostaglandina F2α (PGF2α) na ressincronização de ovulação superprecoce de vacas de corte pós-parto. Vacas da raça Nelore (n=233) foram submetidas a um protocolo de inseminação artificial em tempo fixo (IATF) a base de estradiol-progesterona.&...
A Tristeza Parasitária Bovina (TPB) é um complexo de doenças causadas pelos patógenos Babesia bovis, Babesia bigemina e Anaplasma marginale, que têm o carrapato Rhipicephalus microplus como vetor. As manifestações clínicas da TPB incluem anemia severa e febre alta, já que os três a...