Kaju nōgyō no genjō to tenbō
Subtitle: dai 44-kai kenkyūkai hōkoku
Series: Nōgyō Keieibu kenkyū shiryō -- dai 88-gō
Publisher: Nōrinshō Nōji Shikenjō Nōgyō Keieibu
Published: 1977
Place of publication: [Kōnosu-shi]
Language: jpn
Number of pages: 78