Jikyuu hiryou kairyou zousan taikenki : oubo nyuusen

Jikyuu hiryou no kyuugen to sono riyou narabini kairyou zousan houhou : oubo kahen

Jikyuu hiryou kairyou zousan sehi kaizen mohan jissen buraku chousa

Jikyuu hiryou no shiori

Jikyuu hiryou no susume

Jikyuu hiryou no chishiki

Jikyuu hiryou kaizen zoushoku no youtei

Jikyuu hiryou kaizen zoushoku no youtei

Gunmaken tousei hiryou haikyuu jikyuu hiryou shourei kankei shiryou

Souen jikyuu hiryou ni kansuru chousa

Hiryou kairyou shourei shiryou

Shokuryou zousan to saikin no hiryou jijou

Nougyou keiei kaizenjou yori mitaru jikyuu hiryou

Mayu zousan to souen kairyou

Jikyuu hiryou sakumotsu daishuukaku gokui : kinpi zetsuhai nouka fukkatsu

Hiryou youron : fu tochi kairyou ron

Ekitai nenryou jikyuu ni kansuru oukyuu taisaku

Hiryou kairyou shourei kisoku oyobi kankei tsuuchou

自給肥料激増

Kahoku nouji shikenjou zousan shiryou

Kahoku nouji shikenjou zousan shiryou

Kahoku nouji shikenjou zousan shiryou

Kahoku nouji shikenjou zousan shiryou

Kahoku nouji shikenjou zousan shiryou

Sangyou kumiai hiryou haikyuu jittai chousa