1671-9212
2003 Issue 4
Website of Chinese humic acid opened
Zeng xiancheng
Zeng xiancheng
..............page:插页
..............page:1-5
..............page:6-10
Activation of iron in soil by weathered coal from different sources
sun zhi mei ; li wei ; du hui ying ; zhang gui zhi
sun zhi mei ; li wei ; du hui ying ; zhang gui zhi
..............page:11-14
Research on the dissociation characteristics of fulvic acid extracted from weathered coal
guo xiao feng ; wang bai xuan
guo xiao feng ; wang bai xuan
..............page:15-18
Choosing optimized conditions for extracting fulvic acid by ion exchanger
wang huai liang ; wang qing lei
wang huai liang ; wang qing lei
..............page:19-21
Application of humic acid in growing seedings of flowering almond
wang li min ; li jun ; yu zhi min ; ma xian fa
wang li min ; li jun ; yu zhi min ; ma xian fa
..............page:22-24
Experiment on fertility and safety of humic acid -urea
Sun mingqiang
Sun mingqiang
..............page:25-28
Effect of humic acid fertilizer on production and quality of paddy rice
zhou zhong ping ; wu bao gang ; xie dong ; zhou xiu yan
zhou zhong ping ; wu bao gang ; xie dong ; zhou xiu yan
..............page:29-31
Applicative effect of compound Ningamycim on grape
wang yong jie ; gao shu qing ; zhao suo cheng ; he yang
wang yong jie ; gao shu qing ; zhao suo cheng ; he yang
..............page:32-33
Effect of different extractants on composition of humic acid extracted from peat
ma lei jia nuo wa ; liu jia long
ma lei jia nuo wa ; liu jia long
..............page:34-37
..............page:38-43
..............page:5,14,24,43-47