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