(n.) A genus of ranunculaceous plants (Delphinium), having showy flowers, and a spurred calyx. They are natives of the North Temperate zone. The commonest larkspur of the gardens is D. Consolida. The flower of the bee larkspur (D. elatum) has two petals bearded with yellow hairs, and looks not unlike a bee.
Example Sentences:
(1) Rumen liquor collected sequentially from a fistulated cow dosed with dried Delphinium geyeri did not vary in ability to metabolize larkspur alkaloids.
(2) Sheep were the most susceptible to poisoning by subcutaneous injection of larkspur extract with decreasing susceptibility in hamsters, mice and rats, but sheep had least susceptibility when comparing response to oral (by gavage) doses.
(3) The LD50 for subcutaneous injection and for oral gavage of extract from Delphinium barbeyi, a highly toxic and troublesome rangeland tall larkspur, was compared for mice, hamsters, rats and sheep.
(4) Larkspur consumption is a major source of cattle losses on mountain and high plains rangelands of western North America.
(5) Heifers from one averted group (extinction) were paired with nonaverted controls and offered larkspur.
(6) Larkspur (Delphinium sp) poisoning of range cattle is a serious, recurring problem in the western United States.
(7) Twelve Hereford heifers were infused with larkspur extract (group 1, n = 4), lithium chloride solution (group 2, n = 4), or sodium chloride solution (group 3, n = 4).
(8) Heifers were then taken to larkspur-infested rangeland.
(9) They were further compared in the field to determine whether the indigenous larkspur alkaloids were more effective in maintaining the aversion when conditioned cattle were subjected to the social pressure (social facilitation) of control cattle eating larkspur.
(10) After the control heifers began eating larkspur, the averted heifers started to sample it and the aversion was extinguished in three of four heifers.
(11) Emaciation and temporary illness from sneezeweeds, bitterweed, locoweed, larkspur, lupines, and others may interfere with mating.
(12) When the extinction group sampled larkspur, and LiCl was not infused, the aversion was extinguished rapidly.
(13) A technique was developed for estimating the toxicity for rats of an alcoholic extraction product from larkspur (Delphinium barbeyi Huth).
(14) Research reported herein was undertaken to further evaluate whether differences in ovine and bovine rumen metabolism might explain differences in susceptibility to larkspur intoxication and whether existing metabolic activity can be enhanced by sustained exposure to Delphinium alkaloids.
(15) The route starts at Schofield Pass, 14 miles north-west of town, and follows the east fork of the Crystal river through meadows of waist-high columbine, larkspur and lupin.
(16) Ingestion rate of larkspur by the cow, alkaloid toxicity and concentration in the plant and the kinetics of absorption and excretion interact to determine whether a cow is poisoned.
(17) Larkspur poisoning is a major cause of acute death of cattle on mountain and high plains rangelands of western United States.
(18) All groups were then taken to larkspur-infested rangeland to test the aversion in the field.
(19) We conclude that, of the animals tested, mice would be the best choice for a bioassay of the toxicity of larkspur because of their high susceptibility, rapid response time, and small dose requirement.
(20) The effect of larkspur poisoning can be exacerbated temporarily by exertion.
(a.) Requiring strength or vigor; as, robust employment.
Example Sentences:
(1) A 24-h test trial employing a dry target demonstrated a robust memory for the training manifested in passive avoidance behavior.
(2) While it is true that Clinton’s favorability rating is languishing among all voters, her favorability among Democrats is as robust as Biden’s, at nearly 75% .
(3) In this paper we present a robust algorithm to determine automatically contours with elliptical shapes.
(4) Conclusions on phylogenetic trends of sexual dimorphism of skeletal robusticity and the effect of culture on it seem to be premature.
(5) Despite their wide dispersion, Vmax and the stereological determinations correlated strongly at 2 mo of age, confirming that Vmax is a robust indicator of the surface area of the air-blood barrier.
(6) I approached the public inquiry after much soul-searching, weighing up the ramifications of "rocking the boat" with the potential longer-term gains of a more robust and sustainable regulator.
(7) Although the group is constantly the target of an all-out political assault, it has a robust national fundraising operation that allows it to subsidize abortions for poor women and expand to new locations.
(8) We are confident that the European commission’s state aid decision on Hinkley Point C is legally robust,” a spokeswoman for Britain’s Department of Energy and Climate Change said last week.
(9) Xu, the ABP chairman, disputed any claims of impropriety, and said his company went through a “robust and thorough” tender process.
(10) Hopes that the Queen's diamond jubilee and the £9bn spent on the Olympics would lift sales over the longer term have largely been dashed as growth slows and the outlook, though robust with a growing order book, remains subdued.
(11) An error and covariances analysis shows that the method is robust and accurate enough for autonomous navigation.
(12) While weak in variance-explained terms, the relationships show the predicted patterns are robust and are independent of a large number of control variables.
(13) The WAIS-R proved most effective with the biosocial model, evidencing a robust and clinically meaningful pattern of results.
(14) It moved new synthetic drugs from a legal grey area to a well-defined and robust regulatory framework.
(15) Mike Hawes, chief executive of the SMMT, said: “These figures mark an encouraging start to the year after a very strong 2014, with a strikingly robust company car market as businesses take advantage of the attractive finance offers currently available.” British car sales zoom ahead, but for how long?
(16) While robust discussions are under way across the nation, in Congress, and at the White House, the question for this court is whether the government's bulk telephony metadata program is lawful.
(17) In these studies, disruption of cholinergic transmission produced robust impairments that increased with retention interval duration, but could be observed even at the shortest intervals tested.
(18) Next to robust performance, the most attractive feature of the controller is its capability to optimize the quantity of infused medication without introducing a bias in the blood pressure level; a problem that existed in some of the other adaptive control strategies that have been proposed previously.
(19) Tools for this are beginning to emerge, but further work to provide solutions and evidence to develop a robust foundation for managing uncertainty is required.
(20) Legislation is in place to ban so called ‘legal highs’ and we will continue to work with police to disrupt supply chains and take robust action against anyone found supplying or using new psychoactive substances in prisons.