Author Question: What are the two methods of applying pesticides in greenhouses? What will be an ideal ... (Read 62 times)

piesebel

  • Hero Member
  • *****
  • Posts: 565
What are the two methods of applying pesticides in greenhouses?
 
  What will be an ideal response?

Question 2

What are the four ways by which pesticides may be harmful to natural enemies?
 
  What will be an ideal response?



mistyjohnson

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

Spraying plants and applying to the growing medium as a drench.

Answer to Question 2

Direct contact, host elimination, residual activity, and sub-lethal effects.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

For a complete list of videos, visit our video library