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[期刊论文] 作者:时桂秋, 来源:湖北农机化 年份:2021
在无公害蔬菜栽培期间,需参照具体的农药残留允许规范,制定科学的管理规划,便于发挥出无公害栽培技术与土肥管理技术的真正效用,满足当前农产品食用需求。...
[期刊论文] 作者:鲁晓燕,张挽时,桂秋萍,喻敏,郭英, 来源:中华医学杂志 年份:2004
Objectives To assess the value of non-invasive medical imaging for diagnosis of carotid artery stenosis and to study the relationship between carotid stenosis a...
[期刊论文] 作者:鲁晓燕,张挽时,桂秋萍,喻敏,郭英, 来源:Chinese Medical Journal 年份:2003
Objectives To assess the value of non-invasive medical imaging for diagnosis of carotid artery stenosis and to study the relationship between carotid stenosis...
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