Decreased 7 percent
Remained the same
Decreased 70 percent
Increased 70 percent
By having bee doctors treat their bees.
By killing all the Aficanized bees.
By breeding hives that show the greatest resistance to mites.
By using the chemical Apistan.
1980
1983
1990
1993
Kill all Africanized bees.
Decrease the population of both Africanized and Honey bees.
Kill all Honey bees.
Increase the Africanized bee population.
none
3
30
300
To control insects
To make honey.
They don't need bees.
To pollinate their crops.