Orwa C, Mutua A, Kindt RKindt R , Simons ASimons A , Jamnadass R HJamnadass R H

Mogoi J B, Tanui J KTanui J K , Mazengia W, Lyamchai C J

Shepherd K DShepherd K D , Bationo A B, Chianu J N, Giller K E, Idupulapati R, Merckx R, Mokwunye U, Ohiokpehai O, Pypers P, Ramadjita T, Sanginga P C, Savala C E N, Smaling E M A, Vanlauwe B

Onyango P, Odhiambo O J, Oduor A R

Otuoma J , Kinyamario J, Ekaya W, Kshatriya M, Nyabenge M

Nyadoi P, Okori P, Okullo J B L, Obua J, Burg K, Nasoro M, Saleh H, Temu A B, Jamnadass R HJamnadass R H

Lukuyu B A, Kitalyi A, Franzel SFranzel S , Duncan A J, Baltenweck I

Dietz J, Katumba B, Tumwebaze S B, Gerald G

Macharia I, Mithöfer D, Waibel H

Karanja N K, Gathuru K, Fedha N, Ngoda B, Njenga MNjenga M