Farmers need to protect their crops against damage caused by weeds, pests and disease. To do this, they use cultural and chemical control methods. However, there are disadvantages to consider for each of these methods.
Which of the following is not a feature of annual weeds?
Short life cycle
They have storage organs.
An example of cultural control of pests which buries weeds making them die is called?
Removal of alternative host
Which of the following is the chemical control of pests where the pest absorbs the chemical and it is transported around the pest?
What is the natural predator, parasite or pathogen of the pest used in biological control called?
Integrated pest management
What is the build-up of concentration of a chemical between trophic levels known as?