Screening sweet potato [Ipomoea batatas] cultivars and crosses to Java black rot (Philippines)
1984
Dalisay, R.F. | Divinagracia, G.G.
Twelve isolates were matched against each other to ascertain their differences and/or similarities in pathogenicity. It showed that Batanes isolates was most virulent. Storage roots of 89 cultivars and crosses were evaluated for their resistance to Java black rot (1982 dry season). Five were rated very resistant, 32 crosses and one cultivar were resistant while 18 crosses were rated moderately resistant. During the 1982 wet season, 45 cultivars and crosses were evaluated. Only R Taipei Red was rated resistant. Nine were rated resistant and 18 were moderately resistant
显示更多 [+] 显示较少 [-]