Sentence examples for introduction of insecticides from inspiring English sources

To guide future research and operational agendas focusing on environmental-control interventions, it is necessary to learn from the successes and failures from the time before the introduction of insecticides.

Physiologically based demographic models (PBDM) of cotton and PBW (see [30, 52, 89]) are used to explain the underlying effects of weather and planting density on yield and PBW dynamics at the local, state, and national levels under irrigated and rainfed conditions prior to the introduction of insecticides and Bt cotton.

Conversely, insects have not adapted to the introduction of insecticides for opportunistic reasons, as is the case with bacteria, but rather as a requirement for survival.

12, 14 Malaria transmission has declined over much of the country over the last decade since the introduction of insecticide-treated nets (ITNs)/long-lasting nets (LLNs), and the ACT/rapid diagnostic tests (RDTs), 14 but there remains a high incidence in the south, especially Savannakhet, Salavan, Sekong, Champasak, and Attapeu Provinces.

Possible reasons for the decline in annual malaria cases after 2002, especially in endophilic P. falciparum malaria not dependent on rice fields, may include the introduction of insecticide-treated bednets, increased indoor spraying, and improved treatment and health education (7, 8 ), as well as inhibiting climatic conditions (e.g., the extraordinarily cold 2005 spring/summer season).

These vampiric arthropods, which almost disappeared from human dwellings with the introduction of synthetic insecticides after the second world war, are making a comeback.

The major problem encountered with respect to effectiveness was that the mosquitoes were able to develop a resistance to DDT; but the introduction of other insecticides, such as dieldrin and lindane (BHC), helped to overcome this difficulty.

The long-term aim of IVCC is to facilitate the development and introduction of new insecticides.

The recent introduction of synthetic diamide insecticides, with a novel mode of action, potentially offers new tools to control aphid populations.

Before the introduction of Bt cotton, insecticide was used to control pink bollworm, and as has occurred worldwide wherever PBW infests cotton, insecticide use caused ecological disruption due to the destruction of generalist natural enemies resulting in the resurgence of PBW, outbreaks of formerly secondary pests, insecticide resistance, and adverse ecological and human health effects [11 13].

Insufficient time has elapsed since the introduction of the chlorinated-hydrocarbon insecticides and the modern herbicides to reveal their full effects.