Studies on the variety tendence and it's cause of soil fertility in TaiZhou's three farming regions
zhu lian; yang chun xia; liu lin jing; wang yong ming (taizhou agriculture committee soil fertilizer section; taizhou jiangsu 225300 )

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

Investigation and discussion of nitrate pollution of vegetables in Quanzhou area
sheng jin-shou (agricultural bureau of quanzhou city in fujian; quanzhou 362000)

..............page:23-25

The Inflence of Corn Yield and Soil Available Sulfur Content for Applying Sulfur Fertilizer
chi feng-qin (crop nutrition and practical technique institute; heilongjiang academy of agricultural science; harbin; 150086)

..............page:38-40

dan ping heng zai pei ti xi zhong zhi wu bi xu de da liang yuan su
cao gong ; liang ming zao

..............page:48-50

huang hua cai shi jia xiao guo yan jiu
guo guo ping ; shi lan en ; nan zhong yi

..............page:46-47

jiao zhi ya bao gan jun fen lei ming cheng ji te xing yan jiu ( zong shu )
chen ting wei

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

Study on Nutritional Character of Rape and Potassium Fertilizer Application Effect
sun ke gang 1; wang ya li 2; lu zhi jiang 3; lv ai ying 1; wang ying 1 (1institute of soil and fertilizer; henan academy of agricultural sciences; zhengzhou; 450002) (2xin yang agricultural college; xin yang; 464000; 3agricultural bureau of zhengzh

..............page:35-37

Study of SOP and MOP application on citrus I Effect of SOP and MOP on citrus tree growth, yield and quality
lu jian wei 1; 3 ; chen fang 2; liu dong bi 3; wan yun fan 3; yu chang bing 3; wang yun hua 1 (1 huazhong agricultural university; wuhan 430070; 2 wuhan institute of botany; cas; wuhan 430074; 3 hubei academy of agricultural sciences; wuh

..............page:30-34

Quality Status Analyses of Compound-fertilizer in China
feng zhao-hui; wang xu (national center for quality supervision of chemical fertilizer; beijing)

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

Study on the add up phosphorus fertilizer use efficiency on wheat at the region of two harvest in one year
li yun 1; zhang ning 2; xing wen yin 3; gao xiang zhao 4; wang jin hua 1; liu ai hua 5; yang fan 4 (1. bureau of farming and forestry langfang city; hebei ; 065000; 2. soil and fertilizer institute of caas; beijing 100081; 3. ministry of agricultu

..............page:26-29,43

Determination of microurea content in solution
du chang-wen zhou jian-min (institute of soil science; chinese academy of sciences; nanjing 210008)

..............page:41-43

wo guo wu qian nian nong ye sheng chan zhong de ying yang yuan su xun huan zong jie yi ji jin hou zhi dao shi fei de tu jing
zhang nai feng

..............page:3-4,10

hun jiao zao lin dui tu rang xing zhi ying xiang de diao cha yan jiu
liu wen huan ; zhang da ling ; sun qing hua ; lu zhong ren ; yu wen

..............page:44-45

Study on the adsorption dynamics of soil nutrients by ion exchange resin membrane
cheng ming-fang; jin ji-yun (soil and fertilizer institute; chinese academy of agricultural sciences)

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