HORTICULTURE

HORTICULTURE SCIENCE

DISEASE AND PEST MANAGEMENT

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of these is a biological control agent?
A
Lady bugs
B
Pesticides
C
Herbicides
D
Pulling up plants
Explanation: 

Detailed explanation-1: -Two ladybugs: Henosepilachna guttatopustulata (left), a common pest of solanaceous plants, and Coccinella septempunctata (right), a major agent of biological pest control. The ladybugs like the left one comprise less than 10% of all the species of this family.

Detailed explanation-2: -Ladybird beetles are natural enemies of aphids, insects that kill plants. Ladybugs can control insect pests through natural predation. Aphids are tiny insect pests. They suck the sap from many types of plants such as vegetables, fruits, flowers, and trees.

Detailed explanation-3: -Use of Ladybirds in Biological Control (Back to Top) Most species of ladybirds are considered beneficial because they are predators of Homoptera or Acarina, many of which are considered to be pests.

Detailed explanation-4: -Trichoderma species are biocontrol agents used for protecting plants from disease causing organisms.

There is 1 question to complete.