(n.) The bed or receptacle prepared by a fowl for holding her eggs and for hatching and rearing her young.
(n.) Hence: the place in which the eggs of other animals, as insects, turtles, etc., are laid and hatched; a snug place in which young animals are reared.
(n.) A snug, comfortable, or cozy residence or situation; a retreat, or place of habitual resort; hence, those who occupy a nest, frequent a haunt, or are associated in the same pursuit; as, a nest of traitors; a nest of bugs.
(n.) An aggregated mass of any ore or mineral, in an isolated state, within a rock.
(n.) A collection of boxes, cases, or the like, of graduated size, each put within the one next larger.
(n.) A compact group of pulleys, gears, springs, etc., working together or collectively.
(v. i.) To build and occupy a nest.
(v. t.) To put into a nest; to form a nest for.
Example Sentences:
(1) Unlike most birds of prey, which are territorial and fight each other over nesting and hunting grounds, the hen harrier nests close to other harriers.
(2) Although selenium deficiency in livestock is consequently now rare in Oregon, selenium-deficient soils and attendant selenium deficiency conditions have been reported near the Kesterson Wildlife Refuge in the Northern part of the San Joaquin Valley, California, where, paradoxically, selenium toxicity in wildfowl, nesting near evaporation ponds, occurred and attracted wide attention.
(3) The nested gene is oriented in a direction opposite to that of factor VIII and contains no intervening sequences.
(4) The experiment had a 2 x 2 factorial arrangement of treatments with two nest holding times and two storage methods.
(5) Hens of the same breed and age reared together on deep litter showed no differences in nest site selection and nesting behaviour regardless of whether they had previously been housed in a deep litter house or in cages.
(6) Specific kinds of maternal behaviour such as nesting, retrieving, grooming and exploring, are seen in non-human mammalian mothers immediately before, during and after delivery.
(7) We conclude that both proprioceptive feedback and audio-feedback must be involved to yield maximal stimulation of follicular growth by the female's nest-coo display.
(8) Prolactin secretion was stimulated less in incubating hens deprived of their nests for 24 h (nest-deprived) than in laying hens after administration of the 5-HT receptor agonist quipazine, or precursor 5-hydroxytryptophan.
(9) Four mechanisms for the formation of ectopic meningioma have been suggested: (a) direct extension of an intracranial lesion; (b) distant metastasis from an intracranial meningioma; (c) origin from arachnoid cells within the sheaths of cranial nerves; and (d) origin from embryonic nests of arachnoid cells.
(10) After the relatively abrupt start of intensive nest-building, the seasonal course of a pair's behavior becomes more regular, an indication that this transition in the female's state is critical in pacing the pair's breeding activities.
(11) These centers will collaborate in a nested-case control study based on the pooled cases and a sample of the non-diseased respondents.
(12) Spencer has now heard that Andy, who got the boat remember, has been cracking on to Louise, even though Jamie warned him it would be like jumping into a polar bear's nest.
(13) Hens from both strains performed vacuum nest-building behaviour before laying.
(14) These are collected in her pollen baskets which she takes back to the nest to feed the young after fertilising the flowers.
(15) The marked differences in the lipolytic activities of adipose tissue emphasize the distinct influence of the post-natal nutrition on metabolic functions in the later life and lead to the conclusion that the metabolism of adipose tissue of animals from small nests is directed towards a long-term increased storage of lipids.
(16) The most consistently sensational evidence from Icac has been around former Labor member Eddie Obeid and the influence he wielded in the NSW Labor government to feather his own nest.
(17) After 48 h of nest deprivation, the hens resumed nesting within 5 min of being returned to the pen although the plasma levels of Prl were low.
(18) Although distortion by competing risks is well-recognized in follow-up studies, the problem has not been as widely appreciated in nested case-control studies.
(19) We test first for confounded effects by examining socioeconomic effects while excluding and then including reproductive variables in nested multivariate models.
(20) The bird's nest inferior vena cava filter, in clinical trial since 1982, has been placed in 568 patients at risk for pulmonary embolism.
Pest
Definition:
(n.) A fatal epidemic disease; a pestilence; specif., the plague.
(n.) Anything which resembles a pest; one who, or that which, is troublesome, noxious, mischievous, or destructive; a nuisance.
Example Sentences:
(1) In pest control operations, organophosphorus compounds (OP) have been sprayed as insecticides, blood cholinesterase (ChE) activities and urinary alkylphosphate levels were measured for both OP-sprayers (n = 102) and non-sprayers (n = 35) in pest control companies, and the relationship between the analytical results and spraying conditions was investigated.
(2) The main animal paramyxoviruses are parainfluenza 3 (agent of shipping fever) in cattle; NDV (cause of fowl pest) and Yucaipavirus in birds; Sendai and PVM in mice; Nariva virus in rodents; possibly bovinerespiratory syncytial virus; and SV5 and SV41 in monkeys.
(3) Problems that arise when chemical control of pests is applied--risks for producer, applier, consumer and the environment as well as development of resistance against pesticides--have led to the conclusion that other forms of pest control have to be searched for to guarantee production of sufficient crops in the future.
(4) Kairomones may prove useful in manipulating natural or released biological agents for more effective biological control of insect pests.
(5) In most ways they are model compounds for integrated control and pest management activities and thus merit greater attention than they have received to elucidate the fundamentals underlying their unusual properties and actions.
(6) Salivary fluids of Blaberus craniifer, a common pest species of cockroach, were found to produce leukocytolysis and hemagglutination reactions of human blood cells under in vitro conditions.
(7) Immunity induced in birds after immunization was followed serologically by the titre of serum antihaemaglutinins and by provocation with a highly virulent pseudo-pest virus strain.
(8) The technique is based on adsorbing out the cross reacting antibodies to peste des petits ruminants antigens from a rinderpest immune serum, thereby leaving active the specific antibody to rinderpest which is determined by haemagglutination-inhibition test.
(9) Cattle are the primary host for the major pest mosquito Psorophora columbiae in the rice production region of the Gulf-south.
(10) The cohort encompassed 1,214 male subjects with at least 5 years pest control work between 1945 and 1980.
(11) None of the immune sera could reliably differentiate Hb G-Pest from Hb A1.
(12) The two morbilliviruses rinderpest virus (RPV) and peste des petits ruminants virus (PPRV) are closely related and cause severe disease in large and small ruminants, respectively.
(13) Two methods, one nontemplate (variance ratio) and one template (cross-correlation), were evaluated for response recognition while three threshold tracking methods were explored: clinical, Békésy, and PEST (parameter estimation by sequential testing).
(14) The model suggests, broadly, that non-targets are unlikely to be seriously threatened in such cases, and also that non-targets, far from undermining pest control, are quite likely to contribute to its efficacy.
(15) Worse, pests like the berry borer beetle and leaf rust fungus are flourishing as the world warms.
(16) Because of their broad spectrum of activity, longevity, and safety, these compounds, along with several other members of this family, have important applications as repellents of nuisance pests and of arthropods of public health importance.
(17) More thorough evaluation of tactics that seek to optimize benefits of more than one insecticide will require rigorous experiments with the particular pest and pesticide combinations.
(18) Minnesota Governor Mark Dayton issued an executive order last August that requires farmers to demonstrate a need for pest control before using neonics.
(19) A cohort of 1,214 pest control workers employed during 1945-1980 for at least 5 yr was investigated with regard to cancer mortality.
(20) The review of developments in these crops suggests that programs of control for individual crops and perhaps for complexes of associated crops will be developed according to specific needs of the crop, the geographic area and the pests, the technologies available and the socioeconomic and political factors of relevance.