Agrochemicals 1960 Issue 4 nong yao guo wai jiao xin wen xian suo yin

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Agrochemicals
1006-0413
1960 Issue 4

nong yao guo wai jiao xin wen xian suo yin

..............page:43-48

you ji lin sha chong ji o,o- er wan ji -s-[ wan ji liu dai ci jia ji ]- er liu dai lin suan zuo lei de hua xue jie gou yu du xing de guan xi

..............page:19-21

wen zuo zhui zhuo ren ding shi yin wei wen dao liao shi me ?

..............page:34

you ji liu xi zhi wu sha jun ji de zhi zao

..............page:14-18

zheng zhi gua shuai xian wei li chong tian gan jin chuang qi ji - zuo yi suan chan lv tu po 164.6%

..............page:18

shen yang hua gong chang 666 wu xiao cheng fen zong he li yong jie shao

..............page:1-8

ji zhong lu dai ben yang ji yi suan fang ji zuo de he cheng
zhong chong jun ;

..............page:33-34

tu nong yao yao xiao ce ding he shi yong fang fa de yan jiu

..............page:23-29

tu nong yao wan neng sha chong ji de zhi zao
fu zhong wang ;

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

fu yi suan na (1080) sha shu ji de shi zhi

..............page:9-13

ddt ru fen sheng chan qing kuang jie shao
zhang bo lian ;

..............page:22-23

si shi zhong nong yao de xiang dui du xing (ld₅₀ zhi )

..............page:30-32

fang zhi bing chong hai hua xue yao wu gai yao
jiang guo hua ;

..............page:35-42

jia ji gong zuo zuo zhong ji

..............page:34

zhi wu sheng chang ji su 3- dan zuo ding suan

..............page:34