Effect of silicon fertilizer application on yield and quality of rice in albic soil
li xiao-wei; ren xue-kun; yin wei-wei; meng teng(department of agronomy; heilongjiang agricultural college of vocational technology; heilongjiang jiamusi 154007)

..............page:67-69

Study on the fertilizer efficiency and the economic benefit of new slow-release nitrogenous fertilizers
chang zan1; liu shu-qing1; zhang zhong-xin2; zhang xiao-gui1; gao ru-tai1(1.college of resources environmental science; agricultural university of hebei; baoding 071001; 2.college of resource environment and tourism of capital normal university; beijing 100037)

..............page:59-63,69

The effects of seaweed extract with manganese application on the growth of lettuce
zhao lu; wang xu; zhao jian-zhong; liu xiang-fu; cui wei-chao(institute of agricultural resouces and regional planning; chinese academy of agricultural sciences; china national center of quality supervision and testing of chemical fertilizers; beijing 100081)

..............page:64-66

The characteristic of boron concentration in middle leaves of flue-cured tobacco from China
gong yong-kai1; long huai-yu1; wang bao1; 2; zhang yan1(1.institute of agricultural resources and regional planning; chinese academy of agricultural sciences; beijing 100081; 2.resources & environment college; shandong agricultural university; taian 271018)

..............page:35-38

Transformation and translocation of fertilizer-P with monoammonium phosphate application in fertisphere in calcareous soil
jin liang1; 2; zhou jian-min1; wang huo-yan1; chen xiao-qin1; du chang-wen1(1.state key laboratory of soil and sustainable agriculture; institute of soil science; chinese academy of science; nanjing 210008; 2.graduate school of chinese academy of science; beijing 100049)

..............page:5-10

zhong guo tu rang yu fei liao 2008 nian zong mu ci

..............page:84-85

Preparation of two potassium fertilizers including humic acid and its effects to increase the yield of sweetpotato and ginger
liu lan-lan1; 2; wang ru-juan1; 3; zhang xiao-dong1; chen xiao-guang1; shi chun-yu1(1.agronomy college; shandong agricultural university; taian shandong 271018; 2.agricultural bureau of zoucheng city; zoucheng 273500; 3.agricultural bureau of longkou city; longkou 265700)

..............page:78-81

Primary study on nitrogen uptake and assimilation character of black,purple grain wheat
wang shuang-ming(college of life science and engineering; university of southwest science and technology; mianyang sichuan 621010)

..............page:28-30,45

The research methods in soil microbial molecular ecology
li shi-gui1; l tian-xiao2; gu jin-gang1; jiang rui-bo1; niu yong-chun1(1.institute of agricultural resources and regional planning; chinese academy of agricultural sciences; beijing 100081; 2.resources and environmental sciences courage; northeast agricultural university; harbin 150030)

..............page:1-4,14

Effect of nitrogen,phosphorus and potassium fertilizer on rice in calcareous purple paddy field
yang chen-xi1; tan jing1; du yuan-qi1; cui fu-hua2; xu duo-run3(1.agriculture bureau of xichong county; xichong 637200; 2.nanchong institute of agriculture science; nanchong 637000; 3.station of soil and fertilization of nanchong county; nanchong 637200)

..............page:31-34

Study on ammonia-oxidizing activity and biological characteristics of a Corynebacterium spp. strain
wang li-qun; cao li-qun; xiao wei-wei; sun wen; gu wen-jie(college of life sciences; northeast agricultural university; haerbin heilongjiang 150030)

..............page:70-73,83

Effect of fertilizer application on photosynthetic traits of spring maize
wang shuai1; yang jin-feng1; han xiao-ri1; liu xiao-hu1; zhan xiu-mei1; liu shun-guo2(1.college of land and environment; shenyang agricultural university; shenyang 110161; 2.liaoning soil fertilizer station; shenyang 110034)

..............page:23-27

Seasonal change of microbe population in different vegetations in sloping field on Loess Plateau
zhang wen-ting; l jia-long; lai hang-xian; wang yan-ping; zhang hai; yang ting(college of resource & environment; northwest a & f university; yangling shaanxi 712100)

..............page:74-77

zuo dui ci huai you miao sheng chang he yu shen tou diao jie you guan wu zhi han liang de ying xiang
lu xiu jun ; guan xin ; xu you bo ; li chang meng

..............page:82-83

The evaluation of Jintan city soil fertility without nitrogen fertilizer and the effects on wheat yields
li yong; chu ya-yun; zhu cai-yun; jiang xin-hua; deng jiu-sheng; zhu rong-song(station of soil and fertilization of jintan city; jintan 213200)

..............page:15-18

Effects of nitrogen fertilizer rate and combined application of organic manure and chemical fertilizer on yield in summer maize and on soil NO_3~-—N
wang zhi-yong1; 2; hong mei2; yang dian-lin1; li peng1; pang feng-mei1(1.agro-environmental protection institute; ministry of agriculture; tianjin 300191; 2.college of ecology and environmental science; inner mongolia agricultural university; hohhot 010019)

..............page:11-14

Phytoavailability of heavy metals in soils treated with sewage sludge and metal salts
xu xing-hua; ma yi-bing; wei dong-pu; chen shi-bao(institute of agricultural resources and regional planning; chinese academy of agricultural sciences; beijing 100081)

..............page:51-54

Interactive effects of nitrogen,potassium and water on plant growth and potassium uptake of corn seedling
tang hao; huang shao-wen(institute of agricultural resources and regional planning; chinese academy of agricultural sciences; beijing 100081)

..............page:46-50

Effect of nitrogen,phosphorus and water coupling on nitrate content of celery in harvesting time
zhang jie-xia1; 2; liu shu-qing1; hu ji-min3(1.college of resource and environment; hebei agriculture university; baoding 071001; 2.institute of agriculture resources and regional planning; chinese academy of agriculture sciences; beijing 100081; 3.inst.of water resources and flood control dalian university of technology; dalian 116024)

..............page:39-45

Effect of balanced fertilization on the yield,nutrients absorption and accumulation of summer maize
chen xiang; tong yan-an; yang qian(college of resources and environmental sciences; northwest sci-tech university of agriculture and forestry; yangling shaanxi 712100)

..............page:19-22

2007 nian ping heng zai pei ji shu shi fan tui guang jie guo ( shi yi )
cao gong ; liang ming zao ; tian xiao ying ; peng hai kuan ; bai shu lin ; shi di wang ; wang ying long ; huang cun lin ; chang zheng ; yang qing shan

..............page:87-89,86

Effects of decomposition products of organic materials on adsorption of Cd
zhang da-geng; yi yan-li; li liang-liang; li jie(land and environment college; shenyang agriculture university; liaoning; shenyang 110161)

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