Sentence examples for systemic insecticide from inspiring English sources

Selenium, a naturally occurring element found sparingly in rocks and soils of many parts of the world, thus became the first systemic insecticide.

Combining resistant varieties with a systemic insecticide that leaves the parasites and predators unharmed, for example, has been successful in combatting the spotted alfalfa aphid in California.

Imidacloprid used as a soil-applied systemic insecticide is effective against A. tsugae in natural forests and in landscapes.

Systemic insecticide applications can be used to protect trees from beetle attack for several months to a year.

Based on three lady beetle releases during April May when aphids are abundant on rose in California's Central Valley, lady beetle costs are about the same as one soil drench of the systemic insecticide imidacloprid.

Part of the concern raised by these GM crops rests on the fact that to date the vast majority are engineered to either tolerate application of a herbicide or produce a new systemic insecticide or both, which can result in elevated levels of these substances in food and feed [5].

Despite an agricultural system similar to that of the UK, including the widespread use of systemic insecticides, Australia has the healthiest bees on the planet, to the point where Australian bees are exported widely, especially to the US - the reason for this is clear: the Varroa mite has yet to reach its shores.

Neonicotinoids are systemic insecticides.

Organic farming proves that there is no need to rely on damaging systemic insecticides.

This death-by-indirection now has its counterpart in what are known as "systemic insecticides".

The world of systemic insecticides is a weird world, surpassing the imaginings of the brothers Grimm.