All Posts Second Term JSS 2 Agricultural Science

Week 7, 8 and 9 – Jss 2 Second Term Agricultural Science Lesson Notes

WEEK 7
COMMON DISEASES OF FARM ANIMALS

Name of disease	Causal organism (agent)	Animal affected	Symptoms	Mode of transmission	Body area affected	Effects	Treatments	Prevention on and control measures
Anthrax	Bacteria	Ruminants (cattle, sheep and goat)	High fever Convulsion Increased breathing rate Black or blood stained discharge from mouth, eyes, nostrils etc. Sudden death Welling out of neck, abdomen after death	Contact with infected animals and their products	Whole body	Sudden death of animals (sometimes without symptoms	If symptoms are noticed early, treat with antibiotics.	Vaccination Isolation and slaughter of diseased animals should be burnt and buried.
Brucellosis (contagious bovide abortion	Bacteria	Cattle pigs	Inflammation of uterus and mammary glands Abortion or pregnancy at 5^th – 7^th month as still birth Retention of after birth	Direct contact with: Infected after birth Foetal fluid or aborted fetuses Coition with infected bull. Contaminated feed or pasture	Foetus (pregnancy)	Loss of foetus Low rate of production It is zoonotic (i.e. it can affect human beings).	No effective treatment	Vaccination Report any occurrent to veterinary doctor
Trypano somiasis (nagana)	Protozoa (trypanosoms)	Cattle	Severe anaemia Intermittent fever General weakness Hairs on tail often pull-out Staggering Death	By tse-tse fly	The brain	Drop in the level of production Death of animals	Use drugs such as Babesin, Bayer 2005 etc.	Use insecticide to kill vectors (tse-tse fly) Good sanitation such as cleaning and burning of bush.
Bloat	Nutritional disorder	Ruminants (cattle, goat, sheep and rabbit)	Diarrhea Prof use salivation Swollen stomach Vomiting Difficulty in breath Death	Feeding on immature pasture	Stomach	Swollen stomach and digestive tract	Use defoaming agents such as groundnut Pass a large tube into stomach to remove obstacle causing obstruct	Do not graze animals on immature pasture Feed high protein supplements or feeds.

WEEK 8
COMMON DISEASES OF FARM ANIMALS

Name of disease	Causal organism (agent)	Animal affected	Symptoms	Mode of transmission	Body area affected	Effects	Treatments	Prevention on and control measures
Mastitis	Bacteria	Ruminants may affect pigs	Swollen under High temperature Discharge of pus from the udder Yellowish smelling milk	Through injury especially on the teat	Udder	Drop in milk yield	Injection of antibiotics Massaging the mammary gland after injection	Good sanitation Clean milking practice to avoided injury Keeping the udder dry
Krchi (cowpox or streptothricosis	Bacteria	Ruminatns and igs	High lesion Irritation Loss of hair Swollen udder	Direct contact with infected animals	Skin	Poor production of hair and milk	Treatment of wounds with tetracy cline capsules	Regular bathing Disinfect and feeding and milking equipment Vaccination on slaughter and bury infected animals
Swine fever	Virus	Pigs	High temperature Lost of appetite Diarrohoea Bluish discoloration at the ears, legs and snouth	Contact with infected pig	Whole body	Death of animals	No successful treatment, no available vaccine
New castle disease (fowl plague)	Virus	Poulty	Sudden death without symptoms Breathing difficulty Loss of weight Watery greenish diarrhea Diarrhea Circling movement	Air borne spread Contaminated vaccine and equipement Infected birds	Nervous system Respiratory tract	Loss of poultry birds	No effective treatment	Quarantine Vaccination Sanitation

WEEK 9
COMMON DISEASES OF FARM ANIMALS

Name of disease	Causal organism (agent)	Animal affected	Symptoms	Mode of transmission	Body area affected	Effects	Treatments	Prevention on and control measures
Fowl pox	Virus	Poultry	Blisters on comble, wattle and feed Loss of weight Reduced egg production	Bitting insects	Comb	Light weight poultry birds Low e.g. production	Use of antibiotics	Vaccination on and sanitation Culling of diseased birds
Coccidiosis	Protozoa	Poultry, rabbits	Blood stained dropping or feaces Loss of weight Diarrhoea Ruffle feathers	Feeding of infected feed, water and infected feaces	Digest ice tract	Reduced egg production Death of animal	Use of sulphur drugs	Good sanitation Use of coccidiotic tablets Disinfect poultry houses before stocking
Chronic respiratory disorder (CRD)	Myuco plasma (virus like microbe)	Poultry	Nasal discharge Swollen face Breathing difficultry Loss of weight	Breathing in of virus from contaminated feed, water or urine and	Air sac	Loss of birds	Use of antibiotics	Sanitation Good ventilation Avoid use of dust litter
Mange	Lice	Rabbit	Loss o hair		Skin		Dusting with chemical	Dust with powder Good sanitation

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