Edge species :
decrease biodiversity.
only exist in areas that have been altered by humans.
require the unique homogenous edge environment.
may require conditions found in both of the bordering ecosystems.
The year declared by UN as International Year of Forests.
The Water (Prevention and Control ) Pollution Act came into force in the year:
What was the stump jump plough’s innovation?
Improving wheat yields
Revitalising the industry
Fertilizing the soil
Genetic modification
