2019 NECO Agriculture Practical Expo Answers is Now available 


*2019 AGRICULTURAL SCIENCE PRATICAL 



*1.* *KNAPSACK SPRAYER*
_Description of_ *Knapsack sprayer*
This sprayer is made of plastic,steel or galvanised iron. It is made up of a *TANK* a *Pump* and a *spray nozzle*. It may be tractor-coupled or manually-operated
List of a *KNAPSACK SPRAYER* IF ASKED TO DRAW AND LABEL
1. Cover
2. Container
3. Pump handle
4. Flexible pipe
5. On-off lever
6. Extension pipe
7. Nozzle

*Functions of knapsack*
1. it us used to control insects through the use of insecticides.
2. It can be used to spray liquid fertilizer s and pesticides.
3. It can be used for light irrigation or watering of vegetable beds.
4. Sprayers can be used to control the growth of weed through the use of herbicides.

*PRECAUTIONS TO TAKE WHEN SPRAYING CHEMICALS*

1. Do not spray on a windy day.
2. Do not spay on a rainy day
3. The operator should wear protective clothings like face mask,gloves,overalls and boots when spraying.

4. Do no talk, smoke, drink, or eat during spraying

*MAINTENANCE OF KNAPSACK*

1. keep in cool dry place.
2. Turn upside-down after use or cleaning 3. Operate according to Instruction.
 *HAND FORK*
*DESCRIPTION* The Hand fork consist of a piece of metal with three or four short wooden handle while others are entirely made if metal. It is mainly used in squatting position because of its small size.

*FUNCTIONS / USES*
1. It is used for loosening surface soil or breaking soil clods.
2. It is used for light weeding
3. For mixing Small quantity if soil or manure
4. For working manure into the soil.
*MAINTENANCE PRACTISES*

1. store in a cool dry place
2. clean or wash after use
3. Paint, Oil or grease to prevent rusting
*HEAD PAN*
*DESCRIPTION*
head pan is a metal container with small circumference at the bottom but a larger one at thm top. It has two handles which are opposite to each other.
*FUNCTIONS/USES*

1. It is used for the collection of harvested crops.
2. It is used in transplanting seedlings.
3. For carrying farm input and output
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*MAINTENANCE PRACTICE*
1. Wash or clean after use.
2. Paint or oil before being stored for a long time
3. Keep away from rain 
 *RANGING POLE*

*DESCRIPTION*

1. Ranging pole
 is made of wood or metal.
2. It is if varying lengths e.g., 1.8m, 2.4m or 3.0m.
3. It is generally circular in section, through some octagonal types are obtainable.
4. It is usually painted black, bright red and white to enable it to be seen from distance.
5. It has a pointed end.
*FUNCTIONS AND USES*
1. it is used for marking stations 🚉
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2. It is also used for making straight lines.

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