Sentence examples for birds yielded a from inspiring English sources
Considering the microscopy results as the reference point, 254 PCR-positive samples and 165 microscopy-positive results yielded a sensitivity of 72% 955% CI: 65 79%); 422 PCR-negative and 511 microscopy-negative birds yielded a specificity of 74% (95% CI: 69 76%).
The serum, brain, and pool of cloacal and oropharyngeal swab specimens of both birds yielded a strongly positive signal in the generic flavivirus real time RT-PCR.
In this study, a broad sample of land birds yielded frequent influenza-positive results.
Owing to the higher costs of hand-poling, the ecosystem service value of mummy nut removal by birds always yielded a strong positive net return, even when damage rates pre-harvest were high, and even when ecosystem service value was calculated as the amount saved by growers if only having to remove ~ 60% of mummy nuts.
But Dr. Meretsky and her colleagues say they see two daunting problems facing the condor rescue effort: the overly tame birds yielded by the captive breeding program and the lead-poisoning deaths of condors that feast on animal carcasses riddled with lead buckshot.
Retests of 6 birds yielded different results from the original tests.
The 2 experimental studies addressing this issue in biparentally incubating birds yielded contradictory results (Cresswell et al. 2003; Kosztolanyi et al. 2009).
On day 2 p.i., seven out of 11 blood samples were positive; and on day 3 p.i., blood from all the surviving birds yielded positive results (Tables 1 and 2).
On average, bird activity yielded a positive net return to almond growers, even with relatively low ecosystem service replacement costs.
And eBird's daily view of bird movements has yielded a vast increase in data — and a revelation for scientists.
Uptake and accumulation of contaminants into earthworms not only poses a risk to the earthworm directly but bioaccumulation and contaminant transfer through the food chain to top predators such as birds yield the potential for secondary poisoning.
