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Journal of Natural Science of Heilongjiang University
1001-7011
2009 Issue 6
Effects of mineral plant growth promoter to pot culture Chinese cabbage and the environment of soil
zheng zuo ; chen jie ; wang qun hui ; zou de xun ; shan xing jian ci lang
..............page:816-821
Study on the property and mechanism of basalt fibers modified by the sizing containing nano-SiO_2
chen guo rong ; cao hai lin ; jiang xue ; huang yu dong
..............page:785-789
Maximal collections of non-spanning essential annuli in a non-trivial compression body
tang jing yan ; lei feng chun
..............page:718-721
Research on submarine routing planning based on improved ant colony algorithm
zhu li ; deng su ; huang hong bin
..............page:830-835
A DC motor digital control system design and experimental study
zhou mei lan ; jia cheng yu
..............page:825-829
Exponential p-stability of impulsive stochastic differential equations with delays
zhao gui hua ; liu ming zhu ; lv wan jin
..............page:722-727
Researching on reliability of MAC protocol in Multi-Radio wireless sensor networks
zhou ying ; feng ya na ; ji shou ling ; li jin bao ; hui li
..............page:836-840
The ordering of bicyclic graphs by algebraic connectivity
liu ying ; liu nian zu
..............page:705-710
The technology research of flexible film to high temperature absolute pressure sensor
hou zhan min ; wang jin wen ; yang jin mei ; cui hong min
..............page:822-824,829
Moving objects detection exploiting spatial and temporal cues in dynamic scenes
cui qing ; liu peng ; zhang sheng ping ; liu jia feng ; tang jiang long
..............page:781-784,794
Study on synthesis and mechanical properties of composites of carbon nanotubes and polyurethane
jiang xian kai ; gu ji you ; chen zuo ; zhang yan hua ; bai xu zuo ; zhang zuo
..............page:790-794
Congener and homologue profiles of Polychlorinated Biphenyls (PCBs) produced in China
zhang zhi ; qi hong ; liu li yan ; yang meng ; li yi fan
..............page:809-815
Physiological and biochemical characteristics of typical manganese redox bacteria
zhao zuo ; li dong ; wu xiao li ; zhang jie
..............page:799-803
An improved elliptic curve digital signature algorithm
gao wei ; zhang guo yin ; wang xin ping
..............page:775-780
Study on the optimum preparation condition of the new type podophyllotoxin liposome with orthogonal design
cheng ji ; ji yu bin ; wang xiang tao
..............page:795-798,808
The reliability optimization method for two kinds of three state systems
zhou tian chong ; meng xian yun ; wang shou zhu ; li zuo zuo
..............page:758-761
Approximate solution for one-dimensional nonlinear pseudoparabolic equation
zhou shi ping ; cui ming gen
..............page:711-717
Reseach on the membrane fouling characters changing of humic acid during the photocatalysis degradation process
yan xiao ju ; yu shui li ; yang xu ; shi wen zuo ; li li zheng
..............page:804-808
Multilayer production plan model and system for shipbuilding enterprise
yu xiao guang ; zhan de chen ; nie lan shun
..............page:770-774
Regular ordered semigroups depicted by fuzzy ideals
gao na ; wang gui jun
..............page:728-731