The gardener planted marigolds, which are a natural insecticide.    From LearnThat.org. 

Phoxim is a short-term insecticide with a "knock-down" effect.    From Wordnik.com.  [8. Pest control using insecticides] Reference

I used a pyrethrin based insecticide, which is usually safe for other life forms, excluding insects.    From Wordnik.com.  [madrigle Diary Entry] Reference

There is a remedy in the powder known as insecticide, which, however, is very disagreeable upon books and shelves.    From Wordnik.com.  [The Enemies of Books] Reference

Trying to spray or use come kind of insecticide is a problem for two reasons.    From Wordnik.com.  [EzineArticles] Reference

A sample of a Pyrox insecticide in common use in 1960.    From Wordnik.com.  [Agricultural Implements and Machines in the Collection of the National Museum of History and Technology Smithsonian Studies in History and Technology, No. 17] Reference

He obtained a patent for a biological insecticide in 1992.    From Wordnik.com.  [Margaret W. Fowler, John J. Lobell, Guido Radelat, Robert S. Turkington, Barbara Whittlesey, Nina Cullen, George W. Pittarelli, Clarence M. Hammond Sr.] Reference

Instructions on the packaged insecticide should be followed.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the 41st Annual Meeting Pleasant Valley, New York, August 28, 29 and 30, 1950] Reference

For years, he sprays the insecticide on his clothes everyday.    From Wordnik.com.  [Scrawls From My Blue Period] Reference

The insecticide field provides a good outlet for shell flours.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the 43rd Annual Meeting Rockport, Indiana, August 25, 26 and 27, 1952] Reference

DDT, the weevils may feed without being affected by the insecticide.    From Wordnik.com.  [Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948] Reference

Later on, bichloride of mercury was found to be a better insecticide.    From Wordnik.com.  [History of the Division of Medical Sciences United States National Museum Bulletin 240, Contributions from the Museum of History and Technology, paper 43, 1964] Reference

No effective insecticide treatment can be recommended for its control.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the 41st Annual Meeting Pleasant Valley, New York, August 28, 29 and 30, 1950] Reference

And did you know they also use nicotine for an insecticide to kill bugs?.    From Wordnik.com.  ['The Tao Of Wu': RZA Waxes Philosophical] Reference

Paris green, which has a complicated formula, is a well-known insecticide.    From Wordnik.com.  [An Elementary Study of Chemistry] Reference

Long after the world had banned DDT, India had persisted with the insecticide.    From Wordnik.com.  [The Perfect Plan] Reference

They are safer in this land, because there aren't any insecticide residues here.    From Wordnik.com.  [Honduras Embraces Genetically Modified Crops] Reference

People, plagued by mosquitoes from a stagnant canal, need nets treated with insecticide.    From Wordnik.com.  [Help From People Of Faith] Reference

A high percentage of the insecticide is retained by the cover and does not reach the soil.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953] Reference

In either case it is advisable to disc the insecticide into the soil following application.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953] Reference

Often the active ingredient in a finished insecticide is present in quantities of less than 1 percent.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the 43rd Annual Meeting Rockport, Indiana, August 25, 26 and 27, 1952] Reference

These are lime and sulphur as the fungicide and partial insecticide and arsenate of lead as a partial insecticide.    From Wordnik.com.  [Apple Growing] Reference

It is an insecticide that kills insects through affecting the nervous system, according to my understanding of it.    From Wordnik.com.  [Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948] Reference

Prepared form of the heartwood, used as an insecticide and in medicine as a tonic to dispel intestinal worms quoits.    From Wordnik.com.  [The Handy Cyclopedia of Things Worth Knowing A Manual of Ready Reference] Reference

Common salt I use as an insecticide and also as a fertilizer, and am satisfied that it proves beneficial in both ways.    From Wordnik.com.  [Mushrooms: how to grow them a practical treatise on mushroom culture for profit and pleasure] Reference

Scientists can transfer the gene for the toxin into plant cells, and the new plants will produce their own insecticide.    From Wordnik.com.  [A Mystery In Your Lunchbox] Reference

In Doboj, the Serbian irregulars sprayed insecticide on loaves of bread and fed them to Muslim boys, who became violently ill.    From Wordnik.com.  [Ethnic Cleansing] Reference

A prepared form of the heartwood of these trees, used as an insecticide and in medicine as a tonic to dispel intestinal worms.    From Wordnik.com.  [The Veterinarian] Reference

But each application of insecticide left a few hearty survivors, and within a few generations whole populations were resistant.    From Wordnik.com.  [Certified Organic] Reference

The marked increase in clean nuts after all treatments indicates that DDT is a promising insecticide for use against the weevils.    From Wordnik.com.  [Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948] Reference

He reaches absently for a can of fabric freshener but instead grabs his bait-and-kill insecticide and sprays it all over his clothes.    From Wordnik.com.  [Scrawls From My Blue Period] Reference

Other rats had been fed natural potatoes spiked with the same amount of GNA insecticide that the GM spud produced — and they did fine.    From Wordnik.com.  [Jeffrey Smith: Anniversary of a Whistleblowing Hero] Reference

Since then, our countries have become significant manufacturers of insecticide-treated nets that are exported to other African countries.    From Wordnik.com.  [Free Trade and the Fight Against Malaria] Reference

However, no use was found for it until 1939, when a Swiss chemist found it promising as an insecticide against the Colorado potato beetle.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the 41st Annual Meeting Pleasant Valley, New York, August 28, 29 and 30, 1950] Reference