5124106
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FlashCards por Darren Cousins, atualizado more than 1 year ago
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| Questão | Responda |
| Steaming Up | Feeding twin bearing ews 0.1kg of concentrates per day 7 weeks from lambing building up to 0.7kg at lambing. Prevents twin lamb disease. |
| Flushing | The process by which ewes are moved from a low plane of nutrition to a high plane of nutrition prior to mating |
| Fostering | Taking one lamb from a set of triplets and putting it on a ewe with a single lamb. |
| Length of oestrous cycle | 17 days |
| Duration of oestrous | 36 hours |
| Gestation period | 149 days |
| Pheromones | Chemical substances that the ram produces in order to attract a female for mating |
| Ram effect | Suddenly introducing a ram to produce pheromones to encourage ovulation six weeks before normal |
| Short Day Breeders | Sheep are polyoestrus meaning they come into heat a few times during a certain time a year. As days get shorter increased melatonin stimulates pituitary gland to produce fsh |
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