Shin nōson kensetsu to seisansei kōjō no shomondai
By: Tōhata Shirō jutsu, Isobe Hidetoshi jutsu, Morinaga Toshitarō jutsu ; Nōrinshō Shinkōkyoku hen
Series: Shin nōson kensetsu sōsho -- 1
Publisher: Nōrinshō Shinkōkyoku
Published: 1956
Place of publication: Tōkyō
Language: jpn
Number of pages: 91
Subjects: Agricultural productivity