Senryoku zoukyou to nouson mondai : dai81 gikai houkoku

Senryoku zoukyou to nouson mondai

Senryoku zoukyou o meguru gikai mondou

Senryoku zoukyou to shounen hogo

Dai46 teikoku gikai to nouson mondai

Daitoua sensou no tenkai to nouson mondai : dai 77 78 79kai gikai houkoku

Senryoku zoukyou to senji kinyuu saiken

Senryoku zoukyou no riron

Senryoku zoukyou no riron

Senryoku zoukyou no riron

Sekai senkyoku no gaikan to senryoku no zoukyou

Seikatsu mondai to nouson mondai

Senryoku zoukyou kigyou seibi no hanashi

Kokumin gakkou senryoku zoukyou no kyouiku

Nouson mondai to taisaku

Nouson mondai to kagaku

Nouson to beika mondai

Seisan zoukyou no mondai

Nouson mondai

Senryoku zoukyou kigyou seibi no houshin to juugyousha sochi

Nouson kyouiku to seikatsu mondai

Shihon shugi to nouson mondai

Toshi nouson mondai to kennou kyojuu

Nouson mondai kenkyuu

Nouson houritsu mondai