Water Saving Irrigation 1999 Issue 2 cao ping pen guan xi tong gui hua she ji yu shi gong ying zhu yi de wen ti

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Water Saving Irrigation
1007-4929
1999 Issue 2

cao ping pen guan xi tong gui hua she ji yu shi gong ying zhu yi de wen ti
chen wei feng ; zhang zhi guo

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guo nei wai she shi nong ye jie shui guan gai she bei ji shu xian zhuang yu fa zhan
ma xue liang ; zhao qi heng ; tian he hong

..............page:4

sha tu di qu qu dao fang shen chen qi ji shu
zhang wen yuan

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shui chui de fa sheng yu fang hu
yan zai hua

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pen guan su liao guan dao shui li zu li xi shu de shi yan yan jiu
zhou ji chang ; zhou ning

..............page:14

ba te lai ruan guan de te xing ji qi ying yong
zhang rui qiang

..............page:20

qu guan qu guan dao shu shui guan gai ji shu shi yan yan jiu
zhao hua ; gao ben hu ; lu wen hong

..............page:23

bgs iv xing wei ji kong zhi xi tong zai wei guan xi tong zhong de ying yong yu shi jian
zhang zhi shan ; wu she xia

..............page:26

fei chong fen guan gai zhi shi jiang zuo ( si ) zuo wu de sheng li jie shui ji xu shui guan jian qi ( er )
li jie

..............page:29

jie shui guan gai ji ben zhi shi jiang zuo ( wu ) wei guan
wu yu qin ; shi qun

..............page:35

wei guan xi tong you xian yuan fa shui li jie xi he she ji
kang yue hu

..............page:39

jie shui guan gai za zhi ru xuan hu bei sheng chuang jian ke ji qi kan wu shi jia gong cheng

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pen tou shui li xing neng ji pen guan tiao jian xia tu rang shui fen kong jian fen bu te xing de yan jiu tong guo jian ding

..............page:13

beng zhan gong cheng she ji shou ce

..............page:19