ANUALPEC 2012 PDF

ANUALPEC () ‘Anuário da Pecuária Brasileira.’ 1st edn. (Instituto FNP and Agra Pesquisas Ltda: São Paulo, Brazil). ANUALPEC () ‘Anuário da. million animals were finished in feedlots (BEEFPOINT, ), which represented .. the past two decades (ANUALPEC, ). Concomitantly with the greater. accounting for about % of the national herd (ANUALPEC. ), this region shows the highest growth rate in the coun- try. Crossbreeding is.

Author: Kejind Mausida
Country: Dominican Republic
Language: English (Spanish)
Genre: History
Published (Last): 25 January 2008
Pages: 293
PDF File Size: 11.65 Mb
ePub File Size: 10.94 Mb
ISBN: 771-2-88675-463-6
Downloads: 5332
Price: Free* [*Free Regsitration Required]
Uploader: Donos

Disophenol was effective against Haemonchus spp. Anthelmintic resistance in gastrointestinal nematodes from beef cattle in Campeche State, Mexico.

Qnualpec treatments were administered by a veterinarian participant of the study following the manufacturer’s recommendations: Disophenol was not effective at six farms, showed inconclusive results at three farms 1, 6, and 10and had an efficacy of Phenolic-substituted compounds disophenol and nitroxynil showed differing efficacy.

First, all calves available at each farm were included in the study; however, anualpsc with fewer than EPG before treatment were excluded prior to the formation of the experimental groups.

Persistent efficacy of 3. Estimating the cost of subclinical parasitism in grazing ewes.

Additionally, the following technical criteria were considered: As an exception, ivermectin is well recognized and the most widely used anthelmintic, followed by other avermectins, benzimidazoles, levamisole, and cydectin.

However, closantel was effective against Haemonchus spp.

The effect of previous cold storage on the subsequent recovery of infective third stage nematode larvae from sheep faeces. This study aimed to verify the existence of populations of gastrointestinal nematodes resistant to several commercially available anthelminthic compounds by evaluating naturally infected beef cattle from herds located in the state of Rio Grande do Sul, Brazil.

  FORMULACION Y EVALUACION DE PROYECTOS RAFAEL MENDEZ PDF

Oil palm for biodiesel in Brazil—risks and opportunities

Many of the tested combinations were not effective, probably because of the presence of genotypes of gastrointestinal nematodes resistant to both drugs used in the combinations. The resistance of Cooperia spp. In general terms, fenbendazole was the most effective drug, followed by levamisole, disophenol, and moxidectin. Anthelmintic resistance in cattle nematodes in the US.

Calves abualpec weaned approximately six months after birth and kept in the same grazing area before and during the study on each farm.

In critical situations of parasite resistance, in which no options of effective drugs are commercially available, combinations of two anthelmintic compounds with different mechanisms of action and unsatisfying efficacy as single drugs can effectively control multi-drug-resistant gastrointestinal nematodes. July ; 25 7: Farms and animals The study was conducted on ten farms located in eight counties of the Rio Grande do Sul state in southern Brazil: Open in a separate window.

Acceptable efficacy was shown by some combinations: Anthelmintic treatment In the first part of the study, ten commercially available anthelmintic compounds were tested on each farm. Drugs and Drug Resistance are provided here ajualpec of Elsevier.

Global perspectives on nematode parasites control in ruminant livestock: These results show that phenolic-substituted drugs have limited applicability in the studied cattle herds. Improving liveweight gain of lambs infected by multidrug-resistant nematodes using a FECRT-based schedule of treatments. Support Center Support Anualpdc. Treatment of the animals with avermectin compounds did not result in satisfactory EPG reduction in any herd.

  ASTM D3775 PDF

Please review our privacy policy.

Macrocyclic lactones MLsespecially avermectins, were not effective in any of the herds assessed in this study, with the exception of moxidectin at one farm. Multiple resistance of gastrointestinal nematodes to nine different skid drugs in the sheep flock in southern Brazil.

Location of ten beef cattle herds studied at eight counties from the state of Rio Grande do Sul in southern Brazil. Some of the two-drug combinations were effective against nematode populations 20122 as resistant to the same compounds when used as single drugs.

Oil palm for biodiesel in Brazil—risks and opportunities – IOPscience

Fenbendazole was the most effective compound in the studied herds, followed by levamisole, disophenol, and moxidectin. Each of the ten groups was randomly treated with a single anualpsc in the first part of this study. The low efficacy of each single drug and the presence of multi-drug resistant gastrointestinal nematodes infecting cattle are major problems that prevent adequate anthelmintic control at the farms evaluated in this study.

The detection of anthelmintic resistance in nematodes of veterinary importance. The effect of anthelmintic resistance on the productivity in feedlot cattle. Compounds Genera Cooperia spp. However, parasite resistance to multiple drugs was found in all herds, especially in anualoec genera Cooperia spp. Drug use on Brazilian farms is often not based on established criteria, while trademarks and compound names are not well recognized by the farmers.

Posted in: Finance