Дополните диалог:
Marsh: What is meant by plant disease?
Vlad: Some disturbance in the normal life-processes.
Marsh: Can 1_______ lead to premature death?
Vlad: Yes, sometimes.
Marsh: What plants are usually liable to disease?
Vlad: Cultivated plants are more liable to disease than 2_______.
Marsh: How are the weeds, insects, nematodes and diseases related to weather?
Vlad: In a suitable weather condition these can thrive well and cause havoc on the crop cultivation and 3_______.
Marsh: So, if the weather conditions in which they develop is known to us, we can apply control measures 4_______.