December 2010

Participatory selection and characterization of quality protein maize (QPM) varieties in Savanna agro-ecological region of DR-Congo

  Maize (Zea mays L.) is a major cereal crop for human nutrition in the Democratic Republic of Congo (DR- Congo). Prevailing normal maize is deficient in two essential amino acids, lysine and tryptophan. Participatory variety selection was applied to select diversified quality protein maize (QPM) varieties that possess farmers’ preferred plant and grain traits. The varieties were planted with...

Author(s): K. Mbuya, K. K. Nkongolo, A. Kalonji-Mbuyi, and R. Kizungu,

December 2010

Combining ability studies over environments in Rajmash (Phaseolus Vulgaris L.) in Jammu and Kashmir, India

  The experimental material comprised 45 F1’s generated by crossing ten diverse lines of common bean (Phaseolus vulgaris L.) in a half diallel fashion and their parents were evaluated in RBD in two replications at three locations during Kharif, 2008. The pooled analysis revealed that both gca and sca were influenced by environments, which suggested that studies are being conducted...

Author(s): Asif M. Iqbal, F. A. Nehvi, Shafiq A. Wani, H. Qadri, Z. A. Dar and Aijaz A. Lone

December 2010

DNA content of several bermudagrass accessions in Florida

  Bermudagrass (Cynodon spp.) is widely used on golf courses and sport fields in Florida. Most cultivars used on golf courses are triploid bermudagrass (Cynodon dactylon [L.] Pers. var. dactylon × C. transvaalensis Burtt-Davy) resulting from hybridizations between tetraploid common bermudagrass and diploid African bermudagrass. In order to breed and develop bermudagrass...

Author(s): Wenjing Pang, William T. Crow and Kevin E. Kenworthy