Sentence examples for economic threshold from inspiring English sources

The population size of pests over economic threshold is regarded as causing considerable damage, although pests do occur in areas at a level below the economic threshold.

A population density above the economic threshold is a signal of colonization success of the pests.

Fungicides can be very effective when disease exists above the economic threshold.

A 3% seasonal damage is the preliminarily proposed economic threshold irrespective of crop phenological stage.

Economic threshold for insecticide treatment is three or more eggs and larvae per stem before the boot stage.

The economic threshold is an average of 10 flies per 4 legs on at least 15 animals.

In this paper, by incorporating cultural strategies and economic threshold policy, we present a Filippov-type plant disease model.

The present strain, which Dr. delCardayre called adolescent, is "very close to meeting an economic threshold" and will be tested in a pilot plant early next year.

Economic threshold: When 5% of the plants have egg masses or small larvae and 90-95% of the tassels have emerged, treatment is recommended.

There is no measure for economic threshold, rather treatment depends on the length of infestation in comparison to plant growth stage.

Midwestern states suggest that 15 to 25% defoliation by all leaf feeding insects during pod fill is an economic threshold for control.