A LOWER BOUND ON THE AVERAGE LENGTH OF CORFIDENCE INTERVAL
wang xuefeng (teaching group of dongguan teacher s college; guangdong province; guongzhou; 511700)

..............page:59-61

INVESTIGATION AND RESEARCH ON TAKING EFFECTIVE BIOCHEMICAL COMPOSITION FROM ANIMAL BODY
zhang huiru wang lijuan zhou ping shi xun * (ningxia agricultural college; yongning; ningxia; 750105)

..............page:50-52

CAD OF INTERSECTING STACK AND ITS ADDITIONAL METHODS BE USED AS A MATHEMATICAL MODEL
tong wensheng (social service department; ningxia regional committee of china association for promoting democracy; yinchuan; ningxia; 750001) zhang haihong ( food science department; ningxia agricultural college; yongning; ningxia 750105)

..............page:55-58

PRESENT SITUATION OF PRODUCTION AND RESEARCH OF L-LACTIC ACID
qiao changsheng tang fengxia zhu xiaohong (department of food science; ningxia agricultural college; yongning; ningxia; 750105)

..............page:75-79

ON ENGLISH NEGATIVE STRUCTURES WITHOUT NEGATIVE MEANINGS
luo rong (ningxia agricultural college; yongning; ningxia; 750105)

..............page:62-64

INTERNAL CONTROL OF COMPUTERIZED ACCOUNTING SYSTEM
yuang rong (the agricuhural economic department; ningxia agricuhural college yongning; ningxia; 750105) yang xiaozu (the qffice of financial affairs of huaxi village of ningxia; yinchuan 750021)

..............page:53-54,83

CONSTRUCTION OF ECOLOGICAL ENVIRONMENT AND DEMAND OF ECOLOGICAL ENVIRONMENT ON WATER RESOURCE
quan daren ma chunghua (ningxia agricultural college; yongning; ningxia; 750105)

..............page:39-43

PROPOSALS AND THINKING ABOUT ORAIRIE INDUSTRILIZATION IN NINGXIA
tang zhenhua (research room of the government of ningxia hui autonomous region; yinchuan; 750001)

..............page:34-38

THE EFFECT ON EXTERNAL CONDITIONS TO SUSPENTION CULTURE OF EPHEDRA CELLS
gao xiaoyuan cao youlong (ningxia lab of agrobiological technology; yinchuan; 750002)

..............page:48-49,52

INVESTIGATION AND DETECTION ON THE OCCURRENCE OF GLRV OF GRAPEVINE AT THE NATURAL CONDITION IN FIELD OF YUQUANYING AREA OF NINGXIA
gu peiwen 1 ) hong bo 1 ) ma yongming 2 ) fen juan 1 ) yan baocang 1 ) 1.ningxia agricultural college; yongning; ningxia; 750105 2.ningxia yuquan winery; yuquanying; ningxia; 750104

..............page:21-23,38

REVIEW ON A NEW ADVANCEMENT OF RESEARCH ON TRACE ELEMENT SELENIUM IN PIG FEEDING
zhang qiaoe yang ku cui weixian yao aixing (depatrment of animal science; ningxia agricultural college; yongning; ningxia; 750105)

..............page:71-74

la xiang ta tu rou ruan guan tou de yan zhi
xu gui hua ; li jing ning

..............page:85-86

A TAXONMIC STUDY OF THE ANT GENUS MYRMICA LATREILLE (HYMENOPTERA:FORMICIDAE:MYMICINAE) IN NORTHWESTERN REGIONS OF CHINA
chang youde 1) he dahan 2) 1)institute of zoology; chinese aca demy of sciences; beijing; china 100080 2)department of asoonomy; ningxia agricultural college; yongning; ningxia; china 750105

..............page:1-9

PRELIMINARY REPORT OF STUDY ON ANNUAL GROWTH RHYTHM OF ONE-YEAR-OLD SEEDLING OF SIMMONDISA CHINENSIS (LINK) SCHNEIDER
cao bing (deparement of forestry and horticulture; ningxia agricultural college; yongning; ningxia; 750105) gao handong (faculty of forest resource and environment science; nanjing forestry university; nanjing; 210037)

..............page:27-29,47

shuang feng tuo hou zhi guan jie xing tai jie gou de bi jiao jie po xue yan jiu ( zhai yao )
meng zhao quan ; xie zuo ming

..............page:84-61

TECHNIQUE AND PROGRESS OF RESEARCH ON DNA MOLECULAR GENETIC MARK
feng dengzhen liu hongxia (departement of anlial science; ningxia agricultural college; yongning; ningxia; 750105)

..............page:80-83

HAY MAKING OF LUCERNE IN FIELD
pu dengpan cui huixiang (institute of pratacultural science; ningxia agricultural college; yongning; ningxia; 750105)

..............page:65-70

STUDIES ON THE OCCURRENCE AND ECONOMIC THRESHOLD OF MAIZE SPIDER MITE (TETRANYCHUS URTICAE KOCH) IN NINGXIA
he dahan hong bo zhao xiaoping liu chao (department of agronomy; ningxia agricultural college; yongning; ningxia; 750105) yang ziqiang han jijun (institute of agricultural science of wuzhong city; wuzhong; ningxia 750300)

..............page:10-12

EFFECTS OF SOWING NORM AND FERTILIZER AMOUNT ON SEED PRODUCTIVE CHARACTERISTICS OF POA PRATENSIS
yao aixing shao shengrong liu caixia lan jian zhou yuxiang wu xiaoling (institute of pratacultural science; ningxia agricultural college; yongning; ningxia 750105)

..............page:30-33

PRELIMINARY IDEA ON THE CONSTRUCTION OF ECOLOGICAL AGRICULTURE IN THE LOESS HILL AREA --Constructive Plan And Practical Effect In The Baicha Village Of Pengyang County, Ningxia
zhang xiaoping (constructive engineering team of water conservency of pengyang county; pengyang; ningxia; 756500) li zhenqi (center service starion of water and electricity of ningxia water conservency department; yinchuan 750001)

..............page:44-47

SYNERGISM OF FOUR SYNERGISTS COMBINED WITH FOUR INSECTICIDES IN INSECTICIDE RESISTANT WOLFBERRY APHIDS(APHIS SP)
hong bo 1 ) wang jian 2 ) zhang xing 1 ) 1)research and development center of biorational pesticide; northwest science and technology university of agrculture and forestry; yangling; shaanxi; 712100 2)department of agronomy; ning

..............page:13-17

STUDY ON THE TIME OF HARVEST OF VINE GRAPE IN YINCHUAN AREA
zhang junxiang gu peiwen (ningxia agricultural college; yongning; ningxia; 750105) ma yongming (xixiawang winery; ningxia; 750104)

..............page:24-26

THE PATHOGENETIC FUNGI OF THE BLACK EMBRYO DISEASE OF WHEAT IN NINGXIA
li wenqiang cheng xuelian * (department of agronomy; ningxia agricultural college; yontning; ningxia; 750105) zhao haimei (ningxia water conservency school; yinchuan; 750004) yi ruiying (ningxia agricultural reclamation lnstitute; yinchuan; 75

..............page:18-20,26