Gastrointestinal nematodes infect ruminant livestock throughout the world and are an important cause of disease and production loss. Since their invention, producers have heavily relied on broad spectrum anthelmintics to help control these parasites, however, intensive use has resulted in widespread resistance issues in nematode populations, especially Haemonchus contortus. Addressing the concerns of anthelmintic resistance, this book brings together research on management practices for co...

Da Vinci's greatest and most dangerous legacy…In the midst of a lovers' quarrel on a Venetian bridge, a pair of art thieves loses a priceless, stolen Lorraine cross to the canal's murky waters. Suspecting a connection between the cross, Joan of Arc and da Vinci, Annja Creed's former mentor, Roux, sends the archaeologist to oversee the search for the missing artifact. But someone else knows about the cross…knows enough to kill for it.Despite several vicious attacks during th...