Tài liệu hạn chế xem trước, để xem đầy đủ mời bạn chọn Tải xuống
1
/ 90 trang
Thông tin tài liệu
... FRAZIER, PENN STATE M FRAZIER, PENN STATE Larvae ▼ ▼ ▼ A Field Guide to Honey Bees and Their Maladies Healthy worker, queen, and drone larvae are pearly white in color with a glistening appearance... Maladies Honey Bee Parasites 19 S CAMAZINE M FRAZIER, PENN STATE M FRAZIER, PENN STATE A Field Guide to Honey Bees and Their Maladies 20 Field diagnosis Examining Drone Brood ▼ ▼ ▼ Monitoring and. .. for a minimum of three days to accurately calculate daily mite drop numbers ▼ ▼ ▼ 22 ▼ ▼ ▼ A Field Guide to Honey Bees and Their Maladies • Deformed wings Varroa mites can transmit and/ or activate