But the F.A.O. representative in Liberia warned about spraying pesticides from airplanes because of the risk of additional water pollution.

VOA: special.2009.01.27

Farm workers and others who said they often used pesticides had a forty-one percent greater risk of Parkinson's than other people.

VOA: special.2009.04.07

For example,she noted that crops designed to resist damage by glyphosate need fewer pesticides that are more toxic to the soil.

VOA: special.2010.04.27

However, officials say any reduction in the use of pesticides must make sure that disease control efforts are not weakened.

VOA: special.2009.05.26

If it is compromised, then the bees could not defend themselves against pesticides or fungal infections or bacteria or poor nutrition.

VOA: special.2009.09.15

Last year, an American study showed such a link between Parkinson's and pesticides, like those used for killing insects.

VOA: special.2009.04.07

By the end of nineteen sixty-two, there were more than forty bills in state legislatures proposing to control pesticides.

VOA: special.2010.03.14

DDT and other pesticides had become popular with the public and the government because they were so effective.

VOA: special.2010.03.14

She says the effect of disease is made worse by the buildup of insect-killing pesticides in bee colonies.

VOA: special.2011.05.24

But it warns that mosquitoes are becoming increasingly resistant to pesticides, the products used to kill insects.

VOA: special.2009.05.26

Workers are using hand-operated pumps to spray pesticides to kill the caterpillars, but others quickly return.

VOA: special.2009.01.27

The Stockholm Convention governs some kinds of industrial chemicals and pesticides products meant to kill insects.

VOA: special.2009.06.23

All the people were asked about their use of pesticides, chemical fluids and metals like iron.

VOA: special.2009.04.07

She notes that the use of pesticides, including organophosphates, is widespread in developing countries.

VOA: special.2010.05.26

The researchers say forty organophosphate pesticides are registered with the United States government.

VOA: special.2010.05.26

Environmental activists criticized his intensive methods, including use of fertilizers and pesticides.

VOA: special.2009.11.10

Children come in contact with high levels of pesticides through farming.

VOA: special.2010.05.26

"We can't affirm that exposure to pesticides is causing A.D.H.D.

VOA: special.2010.05.26

Pesticides were sprayed almost everywhere including agricultural fields and communities.

VOA: special.2010.03.14

Miss Carson did not suggest that all pesticides be banned.

VOA: special.2010.03.14

in children to exposure to some kinds of pesticides.

VOA: special.2010.05.26

Also,even some organic pesticides are harmful to lambs.

VOA: special.2009.07.14

The chemicals are known as organophosphate pesticides.

VOA: special.2010.05.26

Throughout his life, Borlaug was a firm believer that the job of feeding the world could not be done without chemical fertilizers and pesticides.

VOA: standard.2009.09.16

"Organic agriculture in general is well suited to small-scale farmers because usually small-scale farmers do not have much cash to purchase external inputs, chemical inputs,pesticides, or chemical fertilizers."

VOA: standard.2010.04.11

(Saying) Some tea companies use pesticides to grow tea leaves, but Honest Tea uses tea leaves from China,India and South Africa that are grown without pesticides or fertilizers.

VOA: standard.2010.02.17

Fertilizers and pesticides are the largest contributors to water pollution.

VOA: standard.2010.06.04