منابع مشابه
A Burning Question
Fall is burning season in the wheat fields of eastern Washington State. To prepare for planting in 1998, farmers burned about 229,000 acres of wheat stubble, an increase over recent years. Although a tighter state permitting system substantially reduced the acreage burned in 1999, dean air activitists are concerned that the state has not tightened up enough. The fires are used to help control c...
متن کاملDo Chili Peppers Cause Ulcers? - A Burning Question
abstract not available Copyright Information: All rights reserved unless otherwise indicated. Contact the author or original publisher for any necessary permissions. eScholarship is not the copyright owner for deposited works. Learn more at http://www.escholarship.org/help_copyright.html#reuse Damage to the epithelial lining of the stomach can be caused by a number of etiologic factors includin...
متن کاملUse of antibiotics as feed additives: a burning question
INTRODUCTION Antibiotics are chemotherapeutic agents used for the clinical management of infectious diseases in humans, plants and animals. However a sizeable fraction of antibiotics produced every year all over the world is used for non-therapeutic purposes. In US alone, about 24.6 million pounds of antibiotics are used in animal agriculture annually and a substantial portion of this is used a...
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ژورنال
عنوان ژورنال: BMJ
سال: 2007
ISSN: 0959-8138,1756-1833
DOI: 10.1136/bmj.39351.647222.59