耐高温及耐低温轮虫种类筛选中的关键技术研究-毕业论文参考网 关键词:轮虫;耐温;培育技术 [gap=795]Key words: rotifers; temperature endurance; cultivate technique
基于6个网页-相关网页
龙牙楤木培育技术规程 Technical regulations on cultivation of Aralia elata Seem
黄颡鱼亲鱼培育技术 Culture technique for brood stock of yellow headed catfish Pseudobagru
鱼苗培育技术要点 Key points of larva nursing
毛竹笋用林培育技术 Hubei Forestry Science and Technology
线辣椒壮苗培育技术 Journal of China Capsicum
甜柿培育技术研究初报 Hubei Forestry Science and Technology
冬季肉鹅培育技术要点 Agricultural Knowledge
教育技术培训 educational technology training ; training in educational technology ; educational technical training
教育技术培训内容 technical education training
Design of the knowledge base has been improved. It provides afforestation methods through on the judgment of the site conditions, planting density adjustment, query for cultivation technique and input-output analysis.
本文在知识库的设计上有所改进,针对速生丰产林培育过程提供包括判断立地条件、提供造林方案、造林密度选择、培育技术浏览和查询、投入产出分析等咨询服务。
参考来源 - 速生丰产林培育技术专家咨询服务系统的研建Research the sex ratio, the eclosion rate, the carmine acid content and the insect quantity of breed in field. Meanwhile, research the breed technique of D. coccus.
本文以梨果仙人掌Opuntia ficus-indica Mill为寄主植物,在观察了D.coccus基本形态学和生物学习性基础上,研究了温度对D.coccus产卵、孵化和生长发育的影响,调查了野外培育D.coccus的雌雄性比、羽化率、胭脂酸含量、虫体质量等,同时对D.coccus的培育技术进行了探索。
参考来源 - 胭脂虫Dactylopius coccus Costa的生物生态学及培育技术研究·2,447,543篇论文数据,部分数据来源于NoteExpress
我们采用的是世界上最先进的苗木培育技术。
We have adopted is the world's most advanced technology to cultivate seedlings.
宝石级金刚石的培育技术比较有效的方法是美国GE公司首创的hpht温差法。
The more efficient produce technology of gem-grade diamond is HPHT temperature difference method which was created by American ge Corporation.
文中对森林培育技术精准化的含义、内容、研究现状和实现途径进行了分析和阐述。
The signification, representation, current status and realization approaches of the precision of silviculture technologies are analyzed.
They knew the techniques for grafting and improving, and domesticating species of grapes and olives particularly.
他们知道植物嫁接和改良的工艺,和为葡萄和橄榄培育良种的技术
And all the growing techniques are organic.
所有的培育技术都是有机的。
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