sources of food new

Muhammad Noor
Mind Map by Muhammad Noor, updated more than 1 year ago
Muhammad Noor
Created by Muhammad Noor almost 4 years ago


harith and habib 3T7

Resource summary

sources of food new
1 crops
1.1 sunlight
1.1.1 water Air required for growth regulated by plant horemones Also used in ripening of fruit Weed killers
1.2 biological control
1.2.1 natural enemies
1.3 chemical control
1.3.1 herbicides
1.3.2 pesticides cause pollution air and water pollution
1.4 Soil
1.4.1 fertilisers nutrients
1.4.2 Appropriate PH Litmus paper,universal indicator, pH meter
2 Need to be increased due to
2.1 Space limtation
2.2 Increase in world population
3 can be increased by
3.1 intensive production methods
3.2 improving plant and animal varieties
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