animal production - CSK Himachal Pradesh Agricultural University ...

6% is optimum but when it increases to 15 o C, the feeding schedule to be lowered to 4% and beyond 19 o C, it should be just
50% of the optimum schedule. The optimum growth rate per month is 80 g.
Table size fish
The fish after gaining the weight of 250 g is advisable to be harvested because beyond this size the growth is slow
and rearing is uneconomical.
Hygiene
The cleanliness is a very important factor in trout farming. The trouts should be cleaned and disinfected either
with 10% formaline or 4 ppm KMno4 solution periodically. The infected fish should be immediately removed from the tank
and due care should be taken to consult some fishery expert regarding the disease, if any.
BACTERIAL DISEASES
1. Anthrax: (Bacillus anthracis)
ANIMAL HEALTH
COMMON DISEASES OF LIVESTOCK AND THEIR CONTROL
Animal affected: Cattle, buffalo, sheep, goat, pig.
Symptoms/lesions: High fever (105 o -106 o F), oedematous swelling of the neck and throat, loss of appetite, difficult
respiration, sudden death is also common, After death, bleeding from natural orifices.
Treatment/Control: Keep the affected animal away from others. Annual vaccination recommended before the onset of
rains.
2. Black Quarter: (Clostridium chauvoei)
Animal affected: Cattle, buffalo, sheep, goat.
Symptoms/lesions: High fever (104 o -105 o ), stiff gait, lameness of fore or hind legs, crepitating swellings over the shoulder,
back and other places. Sudden death may occur.
Treatment/Control: Keep the affected animal away from others. Annual vaccination recommended before the onset of
rains.
3. Brucellosis: (Brucella abortus)
Animal affected: Cattle, buffalo, sheep, goat, pig
Symptoms/lesions: Abortion in late pregnancy, retention of placenta and metritis. In male pigs, lack of sexual drive and
infertility. Joints are swollen.
Treatment/Control: Get your animals tested for brucellosis., Vaccination of female calves at the age of 6-8 months is preferred
with strain-19 vaccine.
4. Contagious postular Dermatitis or Contagious ecthyma:
Animal affected: Sheep and goat
Symptoms/lesions: Erythema which develops into scabs on lips, muzzle & nose. Restricted suckling & grazing.
Sometimes gastroenteritis and broncho-pneumonia.
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