A summary of the characteristics of the Ist international trials and the results of the lst expts are given. The 1976 IBYAN trial consisted of 20...
The inheritance of resistance to the green leafhopper (Nephotettix virescens Distant) was studied in 13 cultivars of rice (Oryza sativa L.)....
The inheritance of resistance to brown planthoppers (Nilaparvata lugens Stal.) was studied in 28 rice (Oryzasaliva L.) cultivars in the greenhouse....
A brief analysis is made of the relative importance of cassava production in relation to other agricultural commodities in casava- producing...