i. contents of pig farms management
the management of pig farms can be easily divided into pig group management, feed management, daily management and financial management. no matter the size of the size of the pig farms, the management of these four aspects, the sparrows are small, and the management of the four aspects is mutually reinforcing and mutually reinforcing.
the management of pigs
the management of pig herd can improve the utilization rate of fixed assets, give full play to the production potential of pigs, and control pig disease effectively. pigs management idea: all in all out or pusher management (both group interval and konglan processing, etc.) should be paid attention to. the complete report system (the following recommended daily reports are not weekly reports).
(i) management of basic sows
1. the main indexes of the management effect of sows are as follows.
the average annual number of female pigs is 2.2 ~ 2.4 fossa
the total number of offspring is 11 ~ 12
the number of live births was 10.5 ~ 11.5
the original weight of the piglets was 1.2 ~ 1.4 kg/head
the weaning litter is 65 ~ 80 kg
the annual elimination rate is 30% ~ 35%
2. ideal fetal distribution ratio of female pigs
17% of the first child
16.
the third child is 15%.
the fourth child is 14%.
the fifth child is 13%.
12, 12
more than 11 percent of the time
3. management key points of sows
(1) at any stage, the body should be guaranteed to be moderately high.
(2) strict control of feeding quantity during pregnancy.
(3) minimize undesirable stimuli (irregular timing, changing columns, rotating groups, etc.).
(4) try to be as good as possible (at least 2 times a day, 2~3 people each time).
(5) abnormal situation of sows timely treatment (spent, returned, limb disease, malnutrition).
(6) eliminate systematically.
(7) information on epidemic disease (return rate, stillbirth rate, primary weight, etc.) was timely. |
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