The idea was to form small groups of farmers, ask them to identify particular problems (such as pests, or low yields) and then show them how to solve these problems by carrying out experiments on small plots of land.

ECONOMIST: Research from the ground up

Kuan-Shu says the ducks cut down on pests such as golden apple snails while fertilizing the rice with their droppings.

FORBES: Magazine Article

The new law specifies that abandoned pets, such as street dogs, cannot be considered pests.

BBC: New Mexico City law punishes animal cruelty with jail

And though some alien species--such as horses, cattle and sheep--are important parts of our culture and commerce, many are pests.

CNN: Fish tale