Medium factors affecting extracellular protease activity by <i>Bacillus</i&

来源 :自然科学期刊(英文) | 被引量 : 0次 | 上传用户:jackyray
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
The synthesis of an extracellular protease by Bacillus sp. HTS102—a wild strain recently isolated from the wool of Portuguese Merino ewes, was optimized. This protease is thermostable and particularly resistant to harsh environmental conditions—and appear
其他文献
摘 要:本文连续3a对试验桑园施肥4个处理(A组是单一尿素,B组是复合肥料,C组尿素 复合肥料,D组为对照区,不施任何化肥)的桑树叶产量进行测定。研究结果表明:施用氮素 复合肥的C组处理,3a的叶产量均高于其他处理组,说明这种施肥方式能够有效提高桑树叶产量。  关键词:桑树叶产量;不同施肥处理;复合肥  中图分类号:S881.2 文献标识码:A  桑树为荨麻目桑科植物,具有很高的经济和药用价值。近
This study was conducted to identify the viability of Bacillus thuringiensis bacterial on a bio-degradation process for Kirkuk light crude oil. The viable count
The speed of Neutrino particles is shown to be greater than that of light as shown by the OPERA neutrino experiment at the underground Gran Sasso Laboratory. Th
On the basis of the Hardy-Weinberg law written down for a continuous scale of alternation of generations, populating dynamics of genome is considered at absence
This study aims to examine the following three hypotheses on the impact of global warming on the populations of the water strider, Aquarius paludum in the Kochi
Six triphenylmethane dyes viz., bromophenol blue, basic fuchsin, methyl violet, methyl green, ethyl violet and malachite green were studied for their decoloriza
摘 要:病虫害是水稻的头号敌人,会给水稻造成致命的伤害。本文从广东韶关水稻病虫害调查谈起,介绍了水稻主要病虫害的基本特征,指出防治中不科学的做法,重点说明综合专业防治的举措和显著效果,阐述综合专业防治的必要性和重要性。  关键词:病虫害;危害损失;专业防治;防治效果  中图分类号:S435.11 文献标识码:A  引言  科学评估水稻病虫害损失为“自防”(农民自行防治)和“专防”(专业综合防治)提
我国新农村建设与发展,推动了农村土地制度创新和改革。在现行法律与政策形势下,农村土地流转与农村集体经济发展有密切关系。立足我国农村土地制度变革,对新时期农村土地流转与