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managing food supply (IRRIGATION (what (redirect rivers and steams to…
managing food supply
IRRIGATION
what
redirect rivers and steams to water crops
increases yeild
increases quality
saves work
APPROPRIATE TECHNOLOGY
using technology that is cost effective and suitable for the job
can save money
make job easier
more efficient
FERTILISERS
increases yeild
types
natural
manure
chemical
pollute
more efficienty
MOVING FIELD
moving field after the ground has become less fertile
increases yeild
increases quality
GENETIC ENGINEERING
increases yeild
adapting plants geneticaly
PESTICIDE
increases yeild
used to stop pests