Seasonal Occurrence of Rice Leaf Blast at its Early Stage in Small Area of Iwate Prefecture in 1991
1991年発生初期における葉いもちの岩手県内地域別発生様相

Shin-ichi TAKEDA
1992 Annual Report of the Society of Plant Protection of North Japan  
doi:10.11455/kitanihon1966.1992.9 fatcat:twhhvtycvfavrk37fc2zdg7sia