论文部分内容阅读
几种苗木的市场前景
【出 处】
:
农家致富
【发表日期】
:
2004年2期
其他文献
本文对图书馆自动化进一步发展的战略与技术进行了讨论,认为图书馆自动化的进一步发展应当同大系统理论相结合,使图书馆事业迅速地从简单自动化走向管理与决策的现代化。更多
Ferroelectric SrBi2Ta2O9-(Bi4Ti3)1-xNbxO12 (x = 0.02) (SBT-BTN) multilayer thin films with various stacking periodicity have been synthesized on Ir/Ti/SiO2/Si s
信息扶贫是一条投资少、回报率高的脱贫致富之路。高校图书馆具有信息扶贫的三大优势,理应承担起这项伟大的事业。要做好这项全新的工作,必须对信息扶贫的程序、原则及途径进行
细菌性肝脓肿是临床不常见的严重感染性疾病,近年来,随着有效抗生素的应用、影像学技术的进展,其病因、诊断及治疗等均有所改变.预后虽然较以前改善,但其病死率仍较高。临床治疗以
An analytical investigation is conducted to study the effect of magnetic field on convection heat transfer through packed porous beds which consists of a horizo
A Novel Biomaterial for Cartilage Repair Generated by Self-Assembly: Creation of a Self-Organized Ar
Recently, attention has been drawn to tissue engineering and other novel techniques aimed at reconstruction of the joint. Regarding articular cartilage tissue e
绩效管理是现代企业战略管理的重要组成部分,建立科学、有效的绩效评价体系是绩效管理研究的重要任务。如何设计一套科学的、符合我国国情并满足商业银行发展需要的绩效评价体
A single scan has been performed in Differential Scanning Calorimetry (DSC) at a heating rate of 15oC/min under non-isothermal conditions to investigate the cry
Amphiphilic block copolymers poly(LysAA-b-DMS) consisting of a hydrophilic poly(N-α-acrylamide-L-lysine) [poly(LysAA)] segment with different molecular weights