1001-9626
2003 Issue 4
Differentiation Methods for the Memory of Time Series Data
ni tao yang ; li li ; liu yan ; fang ji qian ; guan yong yuan
ni tao yang ; li li ; liu yan ; fang ji qian ; guan yong yuan
..............page:502-504
DNA Computing Based on Molecular Beacons
yin zhi xiang ; zhang feng yue ; xu jin
yin zhi xiang ; zhang feng yue ; xu jin
..............page:497-501
Principal Component Analysis for Quality Characters of 5 Varieties of Rice which are Planted in 8 Seasons
yang ze min ; wang wei jin ; zhou zhu qing
yang ze min ; wang wei jin ; zhou zhu qing
..............page:491-496
Mathematical Relationship between the Survival Rate and the Lifespan of the Animal
wan xin rong ; wang meng jun ; liu wei ; wang guang he ; zhong wen qin
wan xin rong ; wang meng jun ; liu wei ; wang guang he ; zhong wen qin
..............page:487-490
The Entropy Character of Two Pairs Alleles Population
jie xiao li ; guo man cai ; zhang hong li ; liu jian jun ; song shi de ; zhou jing yu ; yuan zhi fa
jie xiao li ; guo man cai ; zhang hong li ; liu jian jun ; song shi de ; zhou jing yu ; yuan zhi fa
..............page:482-486
The Self-Simnilarity Models between Shoot Structure and Biomass of Haloxylon Ammodendron in the Taklamagan Desert, China
li wei cheng ; ge zuo ; pan bo rong ; chang jie
li wei cheng ; ge zuo ; pan bo rong ; chang jie
..............page:477-481
..............page:473-476
The Optimization Model of Multi-Objective Fertilization of Rice Seedbed
wang yu jie ; zhang da ke
wang yu jie ; zhang da ke
..............page:467-472
Based on Multiscale Curvat ure Feature Extracting of Plant Leaf
gao zuo ; liu lai fu
gao zuo ; liu lai fu
..............page:461-466
A Preliminary Study on the Groundwater Regime of Xijiao Wellhead in Anshan
gai ling ; yang qi chang
gai ling ; yang qi chang
..............page:457-460
The Estimation of Linkage Relationships of Dominate Molecular Markers in Rice F2 Population with Three-Point Selfcross and Two-Point Selfcross Maximum Likelihood Method
tan jun ; xue qing zhong
tan jun ; xue qing zhong
..............page:448-456
Global Existence of Positive Periodic Solution for a Periodic Neutral Delay Predator-Prey System
liu zhi jun
liu zhi jun
..............page:385-389
..............page:445-447
Application of BP Neural Network on Yield and Inspection of Agricultural Products
liu yan de ; ying yi bin
liu yan de ; ying yi bin
..............page:439-444
..............page:433-438
The Effect of Diffusion on the Permanence of Smith Population in the Polluted Patch
yang zhuo qin ; lu qi shao ; yang zai zhong
yang zhuo qin ; lu qi shao ; yang zai zhong
..............page:427-432
The Mathematical Model of Microbial Seepage in Porous Media
gu jian wei ; liu yan wei
gu jian wei ; liu yan wei
..............page:423-426
The Problem of Positive Almost Periodic Solution for Two-Species Nonautonomous Diffusion Lotka-Volterra Models
lu hong ying ; wang ke
lu hong ying ; wang ke
..............page:417-422
The n-Competing Volterra-Lotka Almost Periodic Systems with Grazing Rates
chen feng de ; chen xiao xing
chen feng de ; chen xiao xing
..............page:411-416
Impulsive Control of an Ecosystem
chen di zuo ; sun ji tao
chen di zuo ; sun ji tao
..............page:406-410
A Dynamic Model for Diseases with Nonpermanent Immunity in a Variable Size Population
chen jun jie ; pan guo wei
chen jun jie ; pan guo wei
..............page:401-405
Oscillation Theorems for Systems of Partial Differential Equations with Deviating Arguments
lin wen xian
lin wen xian
..............page:395-400
The Stage-structure Predator-prey Model with a Time Delay and Optimal Harvesting Policy
lu zhi qi ; wei ping ; pei li jun
lu zhi qi ; wei ping ; pei li jun
..............page:390-394