Harmful Effects of Weeds

Class:Pry 4

Subject:Agric science

Topic: Harmful Effects of Weeds

Harmful Effects of Weeds
1.Weeds compete with other crops for space,sunlight, nutrients, water and carbon dioxide.
2.Weed reduces the quality of crops
3.They are very poisonous to animals.
4.Weed reduces the market values of crops.
5.Weeds affects farmers visibility on the farm.
6.Weeds harbour crop pests and diseases.
7.Weeds reduces crop yield.
8.Weeds reduces the quality of crops.
Evaluation
1.What is weed?
2.mention 6 harmful effects of weeds on our crops.

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