What's the difference between cocklebur and cockleburr?
Cocklebur
Definition:
(n.) A coarse, composite weed, having a rough or prickly fruit; one of several species of the genus Xanthium; -- called also clotbur.
Example Sentences:
(1) Spiking mortality syndrome (SMS) in chickens resembles cocklebur toxicity in cattle, sheep, pigs, and rats.
(2) Anthemis cotula (dog fennel) and Xanthium strumarium (cocklebur) gave the most frequent positive results, demonstrating a change of frequency in sensitivity compared to the 1950s, when Ambrosia artemisiifolia (ragweed) was recognized as the most frequently sensitizing weed.
(3) The antibiotic has high herbicidal activity at low concentrations against especially common cocklebur and ladysthumb among the tested weeds and crops.
(4) Patch tests were negative for another 30 plants, including cocklebur (Xanthium strumarium), dog fennel (Anthemis cotula, fleabane (Erigeron strigosus), sneezeweed (Helenium autumnale), and feverfew (Tanacetum parthenium).
(5) Iron administration to iron-starved cocklebur (Xanthium pensylvanicum) plants causes an increase in the iron content of ferritin fractions extracted from mature leaves.
(6) This first demonstration of ferritin in cocklebur (Compositae) leaves suggests that a substantial portion of iron that enters the iron-starved plant appears as this protein-iron macromolecule.
(7) Because glucose levels were not low in chicks that were fed cockleburs, we feel certain that cockleburs do not cause SMS.
(8) In order to determine if cockleburs are toxic to broiler chicks, crushed burs were fed (25% wt:wt) to broilers for 21 days.
(9) Cocklebur and giant ragweed were highly potent in their ability to competitively bind to short ragweed IgE.
(10) With this method, similar antigenic determinants were found between short ragweed and giant ragweed, cocklebur, lamb's-quarter, rough pigweed, marsh elder, and goldenrod.
(11) Cocklebur poisoning occurred in a herd of cattle in Oklahoma during the month of July.
(12) The poisonous dicotyledonary stage of cocklebur plant growth usually occurs during the early spring in Oklahoma.
(13) Six of 70 yearling calves died while being fed round bale hay composed predominantly of foxtail and mature cocklebur plants with burs.
(14) Ingestion of cockleburs resulted in significant failure to properly gain body weight.
(15) Based on the history, clinical signs, pathological lesions, and chemical analyses, cocklebur toxicosis associated with consumption of mature Xanthium strumarium in hay was confirmed.
(16) The amino acid antimetabolite, DL-p-fluorophenylalanine (FPA), inhibited induction of flowering in the short-day cocklebur plant, Xanthium pensylvanicum Wall., primarily by interfering with processes occurring during the inductive dark period.