Sentences with phrase «systemic insecticides»
"Systemic insecticides" refers to substances used to kill insects that can be absorbed by plants and distributed throughout their tissues. This allows the insecticide to reach and kill insects that feed on the plants, helping to protect the plants from damage caused by pests. Full definition
«Ask first, before you buy, to confirm they're not using systemic insecticides,» said Holm.
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New research published in Environmental Toxicology and Chemistry addresses the effects of two broad - spectrum systemic insecticides, fipornil and imidacloprid, on honeybees.
They include insecticidal shampoos, topical sprays and systemic insecticides given orally.
Powerful chemicals such as Dursban and diazinon and systemic insecticides such as the ingredients in Proban, Prospot, and Spotton seem to be on the way out.
«If people want to use perennial natives or heirlooms, they should not use systemic insecticides,» Krischik said.
-- You should never use a systemic insecticide on chiles you intend to eat.
A recent scientific literature review conducted by researchers in the U.K., Japan, France and Italy concluded that exposure to systemic insecticides, including neonics, renders bees more susceptible to numerous diseases.
Neonics are what's known as a systemic insecticide, meaning they spread throughout the tissue, pollen and nectar of the treated plant.
Imidacloprid is classified as a broad - spectrum, systemic insecticide.
Imidacloprid is a systemic insecticide found in flea and tick products that acts as an insect neurotoxin and belongs to a class of chemicals called the neonicotinoids, says Khalsa.
The most dangerous forms of pesticides include: slug and snail bait (containing metaldehyde, with iron phosphate products also a concern), fly bait (containing methomyl), systemic insecticides (containing disyston or disulfoton), mole or gopher bait (containing zinc phosphide), and most forms of rat poisons.
The systemic insecticides can build to toxic levels in the dog if not used extremely carefully.
Nonetheless, the wholesale grower recently discontinued spraying foliage with neonicotinoids, although it is still using small amounts of the systemic insecticides in granular form on some tree crops in the field.