What is a powerful insecticide?

Farmers spray their crops with insecticides to kill insects. As the insecticide in the food chain passes along, its level increases or decreases and why?

I worked in a closed room where airborne insecticide was emitted every night when no one was there. During the year heart palipatations increased and worsened to the point of ...show more

i need to have preservatives for organic insecticide so that it would last. any suggestions?

I want to take advantage of the remainders of pruning the gardens, and to turn it in to covers of different colors for flowerpots and gardens in general. Crushing everything and to add the necessary colorants, insecticides and fertilizers. what products...

I have fleas inside and outside of my home.I don't want to use flea killers that contain poisens because I have a 1 year that is all over the floors.What is something that I could use that will work but be safe for children and pets?

directional selection to insecticide resistance in the insects. no change in the insect population. disruptive selection to insecticide resistance in the insects. stabilizing selection to insecticide resistance in the insects. genetic drift to insecticide...

im 34 live in a council flat in the uk......i have an obsessive thoughts condition which is torture to live with. the disorder makes me think i need a lot of material possessions and that, every material possession has to be perfect. and im on a low...

A genetic engineering laboratory produces some insects carrying a gene for insecticide resistance. By mistake, some of these genetically modified insects are released into the environment. Analyze the consequences of this event. A. There might be an...

You need to apply a grub control insecticide over 4,800 square feet. The label instructions say to apply 1 gallon of water and 4 teaspoons of insecticide for each 200 square feet. How much water in gallons and how much insecticide in cups is needed?...