Disease triangle Flashcards
1
Q
true or false; disease results from an interaction between host, pathogen and environment
A
true
2
Q
Define host
A
plant population
3
Q
host interaction with the pathogen
A
important factors that affects the success of the infection are:
- plant host resistance
- susceptibility and the stage of development of the plant
4
Q
pathogen and its success
A
virulence of pathogen (relative capacity to cause disease)
and the type of life cycle
5
Q
what are the environmental factors
A
biotic antagonists:
- competitors
- hyperparasites
- antibiotic producers
Abiotic factors:
- soil
- water
- temp
- pH
