6424459
Beschreibung
Mindmap von satnam singh, aktualisiert more than 1 year ago
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Erstellt von satnam singh
vor etwa 8 Jahre
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Sources of food
- CROPS
- Needs
Sunlight,Water,Air
- HELP IN GROWTH,REGULATED BY PLANT HORMONES ALSO
USED IN WEED KILLERS AND RIPENING OF FRUITS
- HELP IN GROWTH,REGULATED BY PLANT HORMONES ALSO
USED IN WEED KILLERS AND RIPENING OF FRUITS
- CHEMICAL
CONTROL
- HERBICIDES AND
PESTICIDES
- DISADVANTAGES:CAUSE POLLUTION SUCH AS AIR POLLUTION
AND WATER POLLUTION
- ADVANTAGES:GIVE NUTRIENTS TO THE SOILS
- HERBICIDES KILLS WEEDS AND
PESTICIDES KILL UNWANTED PESTS
- DISADVANTAGES:CAUSE POLLUTION SUCH AS AIR POLLUTION
AND WATER POLLUTION
- HERBICIDES AND
PESTICIDES
- BIOLOGICAL CONTROL
- INTRUDUCE NATURAL
ENEMIES
- INTRUDUCE NATURAL
ENEMIES
- SOIL
- REQUIRES FERTILISERS AND APPROPIATE PH
- REQUIRES FERTILISERS AND APPROPIATE PH
- Needs
Sunlight,Water,Air
- SPACE LIMITATION
- INCREASE IN WORLD POPULATION
- INCREASE IN WORLD POPULATION
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