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Water Saving Irrigation
1007-4929
1980 Issue 2
si chuan bian yin pen di guan zhuan ji
..............
page:77
di guan xi tong de gui hua she ji
dong wen chu ;
..............
page:55-65
tong ren cheng guan zi ya pen guan fa hui xiao yi
gu kai kai ;
..............
page:21
pen guan yong beng de yan jiu
..............
page:6-12
fa li dian dong yuan xing pen guan ji diao shi
..............
page:65
di guan de jing yan yu wen ti
..............
page:78
he bei sheng fa zhan pen guan xiao yi xian zhu
wang shi an ;
..............
page:79
you feng ying xiang shi zu he pen guan shui liang fen bu de ji suan fang fa
de fu ge te ; ka ba gan ci ; hu zhu ruo ;
..............
page:66-70
pen guan de ge zhong jing sun hao liang
ai du sai ji le ; gu quan fu ;
..............
page:71-77
ri ben han zuo guan gai zhi fa zhan
lin zhong hui ;
..............
page:40
ding wei pen sa shi xi tong de she ji pen guan qiang du
shi jun liang ;
..............
page:30-33
syp 400 xing shui dong shi zhen pen shi guan ji chu bu jing ji fen xi
wan xue sui ;
..............
page:34-40
gu ding dao shui ban shi yao bi pen tou yun dong can shu de ji suan li lun
jiang ding sheng ; liu le rong ;
..............
page:41-48
yang jiao 6 de di yang jiao pen tou
chen xue min ;
..............
page:54
you cai pen guan da mian ji zeng chan
..............
page:12
wo guo shi zhi cheng gong di yi tai jiao pan shi pen guan ji
wei yong yao ;
..............
page:80-81
wu han shui li dian li xue yuan yan zhi cheng gong yi zhong zhou qi shi jian ji dian qi
..............
page:79
pen guan neng fang zhi gan re feng dui xiao mai de qin xi
yuan shi xin ;
..............
page:78
zhong guo nong ye ji xie chu ban she zheng shi cheng li
..............
page:80
nelson liu liang kong zhi qi
chen xue min ;
..............
page:65
jia qiang pen guan guan dao de yan zhi he sheng chan
..............
page:13-21
quan guo nong zuo wu pen guan tian jian shi yan cheng guo hui bian hui zai cheng du zhao kai
ding xi quan ;
..............
page:80
zhe jiang jian ding psh 40 xing bu jin quan she liu pen tou
zuo jia fu ;
..............
page:77
py
1
xi lie de wu zhong xiao pen tou tong guo jian ding
liang zhi lan ;
..............
page:27
dui fa zhan pen guan de liang dian jian yi
yao zhen xian ;
..............
page:28-29
hei long jiang sheng ju ban pen guan xun lian ban
..............
page:70
cha yuan pen guan zeng chan xian zhu
..............
page:80
dui wo guo pen tou xian zhuang de fen xi ji jin hou fa zhan de jian yi
..............
page:1-5
yao bi shi pen tou de dong li xue fen xi
..............
page:65
zong jie jing yan , ken ding cheng ji , ming que jin hou nu li fang xiang
yang gang ;
..............
page:22-27
jiang xi sheng shang gao xian jian cheng quan zi dong pen guan zhan
wu pei yuan ;
..............
page:33
gu ding ban gu ding shi pen guan xi tong de tao ci guan dao
..............
page:70
zeng da ping yi shi pen guan ji kong zhi mian ji de cuo shi
..............
page:40
li shu di guan xiao guo
zheng yue quan ; liu ying gu ;
..............
page:49-54