References
- MacDonald , J . 1956 . Macrocarpa poisoning . New Zealand Veterinary Journal , 4 : 30 – 30 .
- Anonymous Macrocarpa and pine needles in bovine abortion Surveillance 1974 3 9 9
- Anonymous Macrocarpa abortion Surveillance 1975 3 20 20
- O'Scanaill , T . 1986 . Suspected cypress poisoning in a cow . Irish Veterinary Journal , 40 ( 9 ) : 156 – 156 .
- Sloss , V and Brady , JW . 1983 . Abnormal births in cattle following ingestion of Cupressus macrocarpa foliage . Australian Veterinary Journal , 60 ( 7 ) : 223 – 223 .
- Gould , CM . 1962 . Cypress poisoning . The Veterinary Record , 74 ( 26 ) : 743 – 743 .
- Panter , KE , James , LF and Molyneux , RJ . 1992 . Ponderosa pine needle-induced parturition in cattle . Journal of Animal Science , 70 : 1604 – 1608 .
- Stuart , LD , James , LF , Panter , KE , Call , JW and Short , RE . 1989 . Pine needle abortion in cattle: Pathological observations . Cornell Veterinarian , 79 : 61 – 69 .
- Short , RE , James , LF , Panter , KE , Staigmiller , RB , Bellows , RA , Malcolm , J and Ford , SP . 1992 . Effects of feeding ponderosa pine needles during pregnancy: Comparative studies with bison, cattle, goats and sheep . Journal of Animal Science , 70 : 3498 – 3504 .
- Christenson , LK , Short , RE , Rosazza , JP and Ford , SP . 1992 . Specific effects of blood plasma from beef cows fed pine needles during late pregnancy on increasing tone of caruncular arteries in vitro . Journal of Animal Science , 70 : 525 – 530 .
- Christenson , LK , Short , RE and Ford , SP . 1992 . Effects of ingestion of Ponderosa pine needles by late-pregnant cows on uterine blood flow and steroid secretion . Journal of Animal Science , 70 : 531 – 531 .
- Christenson , LK , Short , RE , Farley , DB and Ford , SP . 1993 . Effects of ingestion of pine needles (Pinus pondetusa) by late-pregnant cows on potential sensitive Ca2+ channel activity of caruncular arteries . Journal of Reproduction and Fertility , 98 : 301 – 306 .
- James , LF , Molyneux , RJ , Panter , KE , Gardner , DR and Stegelmeier , BL . 1994 . Effect of feeding Ponderosa pine needle extracts and their residues to pregnant cattle . Cornell Veterinarian , 84 : 33 – 39 .
- Panter , KE , James , LF , Short , RE , Molyneux , RJ and Sisson , DV . 1990 . Premature bovine parturition induced by ponderosa pine: Effects of pine needles, bark and branch tips . Cornell Veterinarian , 80 : 329 – 333 .
- Gardner , DR , Molyneux , RJ , James , LF , Panter , KE and Stegelmeier , BL . 1994 . Ponderosa pine needle-induced abortion in beef cattle: Identification of isocupressic acid as the principle active compound . Journal of Agriculture Food Chemistry , 42 : 756 – 761 .
- Knowles , RL and Dewes , HE . 1980 . Pinus radiata implicated in abortion . New Zealand Veterinary Journal , 28 : 103 – 103 .
- Anonymous Can You Help? Surveillance 1975 3 17 17
- Zinkel , DF and Magee , TV . 1991 . Resin acids of Pinus ponderosn needles . Phytochemistry , 30 ( 3 ) : 845 – 848 .