Prevention and control of parasitic helminths in dairy cattle: key issues and challenges

Prevention and control of parasitic helminths in dairy cattle: key issues and challengesParasitic helminth infections are one of the most important causes of production loss in livestock worldwide. Grazing dairy cattle are exposed to various worm species, all of which can affect health, welfare and productivity to varying degrees. For several decades, helminth control relied primarily on the frequent use of broad spectrum anthelmintics; however, the use of such treatments needs to be moderated to avoid selection pressure for anthelmintic

and the choosing of impact assessment methods

recorded by his devotees and subsequently a basis for the foundation of the Druze community—he succeeds brilliantly in painting a portrait of a character whose sheer unpredictability throws into relief the qualities of those who find themselves forced to cajole

This book builds on the 'nudge' idea proposed by Richard Thaler and Cass Sunstein

a detailed chronology and extensive bibliography

This chapter deals with the main alternatives which are commercially available at present: (1) Raising entire males and (2) Immunocastration

Most of all they are haunted by the city’s resplendent past—the famous Library

inclusion and exclusion

A complete survey – the first in English – of Jacques Rivette’s sixty-year career in French cinema

genetics and breeding

illuminated by personal histories

paratuberculosis (MAP)

rehabilitation and reintegration