Results 41 to 50 of about 606 (120)
Zhongguo youzhi旨在为延长黑芝麻保质期，维持其品质提供参考，以黑龙江省新鲜黑芝麻为研究对象，分别采用常规空气包装、真空包装、充氮气包装，透明、铝箔和黑色避光自封塑料袋包装，以及是否添加抗氧化剂的包装形式对黑芝麻进行储藏，考察不同包装形式对黑芝麻酸值的影响，并对黑芝麻粉碎后酸值变化进行研究。结果表明：黑芝麻敞开接触空气储存其酸值变化最大，其他包装方式均能达到延长保质期的目的；整体而言，真空环境的储存效果优于氮气和空气环境的，加抗氧化剂的储存效果优于不加抗氧化剂的；在加抗氧化剂及在空气环境不加抗氧化剂的条件下 ...
不同包装形式对黑芝麻储藏过程中酸值变化的影响Effect of different packaging forms on acid value change of black sesame during storage
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Tea Safety Issues in Field Production in China and their Countermeasures(我国茶叶在种植环节的质量安全问题及对策) [PDF]
Shipin kexue jishu xuebao, 2014 This paper outlined the kinds of tea quality issues during tea production in fields and their affecting factors and explored some of the control measures.
HAN Wen-yan(韩文炎) +2 more
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rohibition of Malachite Green and Its Alternative Drug Mei Ting(孔雀石绿的禁用及其替代药物美婷) [PDF]
Shipin kexue jishu xuebao, 2013 Malachite green was the most effective drug against Saprolegniasis which is a common fungal disease and shows serious hazard in aquaculture in the past, while it was listed as banned drugs in China in 2000 for its side effects of highly toxic ...
YANG Xian-le(杨先乐) +1 more
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Quality Safety Issues and Countermeasures of Pulses(杂豆质量安全问题及对策) [PDF]
Shipin kexue jishu xuebao, 2016 Pulses are environmentally friendly crops which are high in fiber and carbohydrate and low in fat and hypo-allergenic. The year of 2016 has been declared as “International Year of Pulses” by the United Nations.
TAN Bin(谭斌) +1 more
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Safety Risk and Its Control of Chinese White Spirits(白酒质量安全风险及其控制) [PDF]
Shipin kexue jishu xuebao, 2016 In recent years, the quality and safety incidents of Chinese white spirits has happened from time to time, which bring huge loss for the Industry and also become a major threat to the health of consumers.
ZHENG Miao(郑淼) +2 more
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Zhongguo youzhi烛果油富含1，3-硬脂酸-2-油酸甘油三酯（StOSt），是可可脂的理想改良剂。为探究烛果油在巧克力中的应用效果，以市售烛果油为研究对象，分析其组成特征，并研究其与可可脂复配的相行为及复配体系在经典黑巧克力中的抗霜性能。结果显示：烛果油中的StOSt（57.1%）和甘油二酯（6.65%）含量显著高于可可脂的（23.8%、4.48%），且烛果油中低熔点甘油三酯含量也高于可可脂的；烛果油在室温下的固体脂肪含量比可可脂低10~20百分点；当烛果油与可可脂按质量比9∶ 1复配时 ...
周沁颖，金俊，王颖琪，王雨昕，金青哲，王兴国ZHOU Qinying, JIN Jun, WANG Yingqi, WANG Yuxin, JIN Qingzhe, WANG Xingguo
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水酶法提取毛叶山桐子油的工艺优化及其品质分析水酶法提取毛叶山桐子油的工艺优化及其品质分析
Zhongguo youzhi旨在为水酶法提取毛叶山桐子油的工业化应用提供参考，以毛叶山桐子鲜果为原料，通过单因素实验和响应面实验对水酶法提取毛叶山桐子油的工艺条件进行优化，并对水酶法提取的毛叶山桐子油与索氏抽提法、热榨法及低温压榨法提取的毛叶山桐子油品质进行比较。结果表明：水酶法提取毛叶山桐子油的最佳工艺条件为加热预处理（汽蒸10 min）、料液比1∶ 3.5、提取时间5.6 h、加酶量2.70%（酶为质量比1∶ 1的纤维素酶和中性蛋白酶），在此条件下毛叶山桐子油提取率达77.45%；与其他3种方法提取的毛叶山桐子油相比 ...
陈小静1，闻乐嫣1，向旭雯1，阚建全1，2，3 CHEN Xiaojing1, WEN Leyan1, XIANG Xuwen1, KAN Jianquan1,2,3
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浙江大学学报. 农业与生命科学版Actinomycetes are prolific producers of secondary metabolites, including antibiotics, enzymes, and antioxidants, making them valuable sources of bioactive products.
刘佳敏(LIU Jiamin) +3 more
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中国卒中医疗质量控制20年Two Decades of Medical Quality Management of Stroke in China
Zhongguo cuzhong zazhi过去20年，中国卒中医疗质量控制体系不断完善，卒中防治水平显著提升。自2010年启动全国卒中医疗质量控制工作以来，我国已建立了覆盖国家、省和地市的三级医疗质量控制组织体系和质控网络，并在向第4级（县区级医疗机构）延伸；已建设了包括脑梗死、脑出血在内的卒中医疗质量控制指标体系，并基于已有网络体系在全国范围内推广应用，有力推动了卒中诊疗标准化与同质化发展。同时，我国依托医院质量监测系统和单病种医疗质量监测数据库，搭建了基于大数据的信息化监测平台，实现了医疗质量的动态评估与持续反馈 ...
程爱春，杨昕，张静，王彩云，王春娟，李子孝，马旭东CHENG Aichun, YANG Xin, ZHANG Jing, WANG Caiyun, WANG Chunjuan, LI Zixiao, MA Xudong
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Zhongguo youzhi为了调查市售植物油中氯丙醇酯和缩水甘油酯污染情况并为市场监管和行业质量提升提供技术依据，采用13C同位素稀释-气相色谱-串联质谱法，对市售13种共48批次植物油样品中3-氯-1,2-丙二醇（3-MCPD）酯、2-氯-1,3-丙二醇（2-MCPD）酯和缩水甘油酯含量进行检测，采用气相色谱-质谱法对植物油中豆甾二烯含量进行检测，分析氯丙醇酯、缩水甘油酯和豆甾二烯含量之间的相关性，并考察精炼工序（脱色、脱臭）对植物油中氯丙醇酯和缩水甘油酯含量的影响。结果表明 ...
侯靖1,2，卢跃鹏1,2，周晓婷1,2，赵礼阳1,2，刘沁颖1,2，刘梦婷3 HOU Jing1,2, LU Yuepeng1,2, ZHOU Xiaoting1,2, ZHAO Liyang1,2, LIU Qinying1,2, LIU Mengting3
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