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