| Susceptibility of Rattus norvegicus, Arvicanthis niloticus and Rattus rattus to five anticoagulant rodenticides. | ||
| Journal of Pest Control and Environmental Sciences | ||
| Volume 1, Issue 1, 1987, Pages 1-14 PDF (1.98 M) | ||
| Document Type: Original Article | ||
| DOI: 10.21608/jpces.1987.462343 | ||
| Authors | ||
| M. A. T. Desheesh* ; M. A. Abdellatif; H. M. Youssef | ||
| Plant Protection Department, Faculty of Agriculture, University of Alexandria, Alexandria, Egypt. | ||
| Abstract | ||
| Susceptibility of Rattus norvegicus, Arvicanthis niloticus and Rattus rattus to five different anticoagulant rodenticides were studied by feeding free-choice tests. These anticoagulants were brodifacoum (0.005%); difenacoum (0.005%); locoumafen (0.005%) and chlorophacinone (0.005%); each as whole wheat grains baits; in addition to chlorophacinone (0.012) + sulfa- chinoxaline (0.019%) as crushed maize mixed with husks of sunflower seeds. The results showed that difenacoum proved to be more effective, against R. norvegicus and Arvicanthis niloticus; chlorophacinone/sulfachinoxaline mixture was more effective against A. niloticus but chlorophacinone and brodifacoum were more effective against Rattus rattus ; at the ecommended dosages. These compounds completely killed the mentioned rats with lowest cumulative dose during the shortest time to death. On the other hand, A. niloticus and Rattus rattus was less susceptible to chlorophacinone and difenacoum at the recommended dosage respectively. Therefore, the recommended dosage of chlorophacinone and difenacoum should be increased to be more effective against A. niloticus and R. rattus, respectively. It could be said that, all the tested anticoagulant rodenticides could be used for controlling R. norvegicus, A. niloticus and R. rattus except difenacoum and chlorophacinone against R. rattus and A. niloticus, respectively. In other words R. rattus and A. niloticus may be gained resistance to difenacoum and chlorophacinone at the recommended dosage, respectively. | ||
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