by fumigation in a sentence

"by fumigation" in Chinese  
  1. It is a crime that critics say is only aggravated by fumigation.
  2. Graham, who visited Colombia recently, expressed doubt about the governors'claims of legal crops being wiped out by fumigation.
  3. A less than ideal drying environment encourages the proliferation of pests in the bark, which may then require treatment by fumigation.
  4. The first investigations were made in the 1930s to control meat ant populations in urban areas by fumigation, using carbon disulfide and calcium cyanide.
  5. The eggs might be disinfected by fumigation, are packed in'flats'or trays, placed in wheeled trolleys, and stored in a cool ( 15-18C ) climate-controlled area.
  6. It's difficult to find by fumigation in a sentence.
  7. Colombian troops-- trained by the United States-- would use the choppers to seize control of coca-and poppy-growing areas and allow low-flying planes to eliminate the crops by fumigation.
  8. Treatment in bulk storage situations normally is carried out by fumigation, and in domestic situations finding the infested material, disposing of it and carrying out a residual spray to kill off stragglers.
  9. The peasants now have no alternatives, and wiping out their only cash crop by fumigation could foul the environment, sicken the poor farmers and create a new wave of internal displacement within Colombia.
  10. Bed bugs were a serious problem at US military bases during World War II . Initially, the problem was solved by fumigation, using Zyklon Discoids that released hydrogen cyanide gas, a rather dangerous procedure.
  11. However, statistics show that sharp reductions in growing caused by fumigation in 2002-2003 did not reduce cultivation levels back to their numbers in 1998, and on top of that, Colombia still remains the largest coca-growing country in the world.
  12. Most natural, undisturbed soils have plenty of VAM . But it can be injured or destroyed by tillage, by removing the natural litter called duff beneath trees, by stripping away topsoil for construction, by compacting the soil ( even by walking on it ), by fumigation or by overfertilization.

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