References
- BOCK , K. R. 1994 . Studies on cassava brown streak virus disease in Kenya . Tropical Science , 34 : 134 – 145 .
- LEGG , J. and RAYA , M. 1996 . Survey of cassava virus diseases in Tanzania . International Journal of Pest Management , in press)
- LOZANO , J. C. , BELLOTTI , A. , REYES , J. A. , HOWELER , R. , LEIHNER , D. and DOLL , J. 1981 . Field Problems in Cassava , 205 Cali, , Colombia : Centro Internaclonal de Agricultura Tropical .
- NICHOLLS , R. F. W. 1950 . The brown streak disease of cassava; distribution, climatic effects and diagnostic symptoms . East African Agricultural Journal , 15 : 154 – 160 .
- WHITEHEAD , A. G. and HEMMING , J. R. 1965 . A comparison of some quantitative methods of extracting small vermiform nematodes from soil . Annals of Applied Biology , 55 : 25 – 38 .