01116nas 2200409 c 450 99621574400331620171201203422.01881-5219(CKB)1000000000289511(OCoLC)469782574(DE-101)986220663(DE-599)ZDB2394255-1(EXLCZ)99100000000028951120071031a19929999 |y |engur|||||||||||txtrdacontentcrdamediacrrdacarrier農業情報研究 [[ノウギョウジョウホウケンキュウ]]IbarakiSoc.1992-Online-Ressource0916-9482 AGRICULTURAL INFORMATION RESEARCHのうぎょうじょうほうけんきゅうNOGYO JYOH KENKYUnogyo jyoh kenkyuZeitschriftgnd-content6306408999DE-1019999JOURNAL996215744003316農業情報研究3005103UNISA