(a) Complete the table below Crop Botanical name Classification based on use Method of propagate...

AGRICULTURE
WAEC 2022

(a) Complete the table below

CropBotanical nameClassification based on useMethod of propagate
Onion
Ginger
Jute

(b) A poultry farmer plans to rear broilers in a deep litter house measuring 36m long and 10m wide. If a floor space of 0.36m² per adult chicken is recommended for broiler production, calculate the number of broilers that the farmer can rear.

(c) State five advantages of introducing legumes in a pasture

Explanation

(a)

CropBotanical nameClassification based on useMethod of propagate
OnionAllium cepa- Vegetable - Spice- seed - Sett - Bulb
GingerZingiber officinale- Spice- Rhizome
JuteCorchorus olitorius- Fibre - Vagetable- Seed

(b)Calculation on the stocking density of broilers

Length of deep litter house = 36m

Breadth of deep litter house = 10m

Area of deep litter house = Length x Breadth

= 36mx 1Om

= 360m²

METHOD 1

Recommended floor space per adult chicken = 0.36m²

1 broiler occupies 0.36m² floor space

x broiler occupies 360m²

0.36 x = 360m² x 1

0.36 x = 360m²

x =360m²

0.36 m²

x = 1,000 broilers

OR

METHOD 2

Number of broilers =Area of deep litter house

Floor space per adult chicken

Number of broilers =360m²

0.36m

= 1,000 broilers

(c) Advantages of introducing legumes in a 6. pasture - Extend the growing/season of pastures - Extend the growing/season of pastures

-Improve the qualify/palatability of forage

-Reduce nitrogen/fertilizer requirements of pastures/increase nitrogen content of soil-Reduce susceptibility to pests and diseases

-Increase organic matter content of soils

-Control/suppress weed growth

-Reduce soil erosion

-Produce higher yield of herbage

-Provide balanced/complete diet

-Serve as cover crop



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