Sentence examples for require culling from inspiring English sources

Furthermore, this inability to detect metastases is enhanced by the present bioethical guidelines that require culling animals that present with tumors larger than 10 mm diameter.

The president, who, Mr. Draper repeatedly observes, prizes routine and familiarity, hoped his favorite staff members would be "eight-year men": "The notion that change was not only good but essential — that once-vital personnel would outlive their usefulness and require culling — ran counter to his impulses".

It was these experiences, Mr. Hill will tell you, which required culling his stuff to fit into one small rolling suitcase, that made him seize on the notion of "small" as a business plan.

This scheme requires culling or castration of VRQ-bearing rams [ 19] and, hence, may underestimate the frequency of these PrP genotypes.

The spread of a disease that is highly lethal to poultry, and requires culling, could have a dire nutritional impact, there as elsewhere.

Assigning equal priority to all farms requiring culling regardless of status as IP or WP and culling each as they arose reduced the delay to culling of WPs to no more than 4 days without large increases in either the duration or the size of the outbreaks observed.

Our analysis also indicates that an avian population that evolves genetic resistance in the absence of culling will be resistant to influenza re-emergence, whereas a population that evolves less resistance will require repeated culling.

Although noisy miners are protected across Australia, and a permit is required to cull them, culling has been proposed as the most humane and practical method of reducing their impact, particularly where combined with rehabilitation of the habitat to suit a wider variety of bird life.

Realistic and robust control strategies involved vaccination of foxes and badgers, but also required badger culling.

The above results suggest that the infection removal require periodic culling (or partial removal) of the susceptible population through impulsive vaccination so that both populations can become extinguished according to (5.8).

For example, the preservation of the integrity of an ecosystem may require the culling of feral animals or of some indigenous animal populations that threaten to destroy fragile habitats.