SS 1 Agricultural Science (1st, 2nd & 3rd Term)

Agricultural Science

ENVIRONMENTAL PHYSIOLOGY

Environmental physiology refers to the effects of the environment on the growth and performance of farm animals. It is the study of the environment in relation to the response of farm animals. The effects could be high or low in nature. Moderation is the target for optimum growth and performance.   CLIMATE Climate refers to […]

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Agricultural Science

REPRODUCTION IN FARM ANIMALS

The egg in poultry is partly formed in the ovary and in the oviduct. At ovulation the ovum carrying the yolk is released by the ovary into the oviduct through the funnel called infundibulum. Fertilization takes place in the infundibulum where the egg spends 15 minutes and moves into the magnum. In the magnum

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Agricultural Science

REPRODUCTION IN FARM ANIMALS

Reproduction is the process that gives rise to young in farm animals; it is the ability of animals to birth young. This process starts when the animal is sexually matured. Time of sexual maturity varies between animals, in cattle it takes up to 15 months, in goat and sheep about 6 months, poultry about 18

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Agricultural Science

RESPIRATORY SYSTEM

RESPIRATORY SYSTEM Respiratory system includes all the organs and tissues associated with the exchange of gases between the animal and its environment, leading to the release of energy. The purpose of respiration is to supply oxygen to the cell which burns down food to release energy. C6H12O6            +          6O2                  à        6CO2                +          6H2O   

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Agricultural Science

FARM MECHANIZATION

FARM MECHANIZATION (TRACTORIZATION) Mechanization refers to the application of engineering principles and technology in agricultural production. It is the use of machines such as tractors, ploughs, harvesters, harrow, planter etc as well as the use of farm inputs such as insecticides, improved seeds, fertilizer etc.   The objective of mechanization is to: reduce human labour

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Agricultural Science

FARM POWER

DEFINITION OF FARM POWER Power is the rate of doing work or the expenditure of energy. Power is measured in units of joule/seconds otherwise known as watts. Farm power is the ability provided by various sources to carry on farm work. Farm power then can be defined as the energy, force and source used to

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Agricultural Science

SIMPLE FARM TOOLS

Farm tools are simple handy tools constructed by the farmer or local crafts men to carry out some basic farming operations. Farmers who grow crops and keep animals usually use some simple tools to help make their work easier and faster. EXAMPLES OF FARM TOOLS 1. Cutlass 2. Hoe 3. Bolt and nut 4. Shovel

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