bur


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bur

or

burr,

popular name for fruits that have barbed, pointed, or rough outgrowths. By clinging to the fur or hair of animals and the clothing of man they are transported from the parent plant, often great distances. Some common burs include those of the chestnut, burdock, bur marigold, and cocklebur. Burs are particularly obnoxious to sheep growers because of the difficulty of removing them from wool.

Bur

 

also Pur, a river in the Yakut ASSR, left-bank tributary of the Olenek River. Its length is 501 km, and its basin area is 13, 900 sq km. The Bur flows through the North Siberian Lowland and is fed by snow. The largest tributaries are the Ary-Ongorbut and the Kyra-Khos-Teriuttiakh.

burr

1, bur
1. a washer fitting around the end of a rivet
2. a blank punched out of sheet metal

burr

2, buhr, bur
1. short for buhrstone
2. a mass of hard siliceous rock surrounded by softer rock
References in periodicals archive ?
New high-speed diamond dental burs either sterilised or untreated were included while corroded dental burs or those with manufacturing defects were excluded.
Sample size was calculated using World Health Organisation (WHO) sample size calculator and using data from an earlier study.14,15 which reported the prevalence of bacterial contamination at 45% on dental burs. Absolute precision was kept at 20% and confidence interval (CI) at 95 %.
During collection, the burs were handled using sterile technique to prevent any contamination.
All the burs of test groups and positive control group were then used for access opening in permanent teeth and after the procedure the burs that were contaminated from bacteria, blood, saliva, tooth and tissue debris were carried using sterile technique to the sterilisation department except positive control group burs where different cleaning methods were used prior to steam autoclave.
But this ancient bur oak has seen hundreds of autumns and annually responds the same way--with a crop of acorns that promises a return to majesty.
30,000 intact buffalograss burs and 30,000 legume seeds were fed to each of three ruminally fistulated mixed-breed beef steers.
0.61 g/100 seeds, respectively, compared with about 1.37 g/100 for buffalograss burs. All seeds were purchased from commercial sources.
Intact burs and legume seeds for each steer were prepared by giving them a light coating of molasses ([less than]500 ml) and mixing them with ca.
Primed (Hays-treated) 'Texoka' buffalograss burs were fed in the first experiment.
FAIRBANKS FAIRBANKS CONV & VISITORS BUR 550 1st Ave 99701-4725 Exec Dir: Janet Halvarson 800/327-5774 Mgr Conv Sales: Pamela Bailey 907/456-5774
KODIAK KODIAK ISLAND CONV & VISITORS BUR 100 Marine Way Dept AMG 99615-6306 Admin Asst: Lois Hansen 907/486-4782
NOME NOME CONV & VISITORS BUR Front Street 99762-0251 Dir: Lois Hirtz 907/443-5535