CKH03042

CKH03042 is an early-maturing, high-yielding, white maize hybrid with drought tolerance and resistance to GLS, TLB, ear rots, and MSV.   General Information   Target region Eastern Africa   Adaptation/Agroecological zone 600-1750 masl   Type of product Three-way cross hybrid       Year first announced 2009 Grain Yield       Grain yield (OPT) 5.5 t/ha   Kernel Characteristics       Kernel color White Agronomic Characteristics   Kernel texture Semi dent 50% anthesis 54 days       Anthesis-silking interval  0 days   Biotic Stress Performance Ear height  109 cm   Ear rots 5.0% Plant height  261 cm   Diseases are scored on a 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible. Ears per plant 0.9   Bad husk cover 3.0%       Ear aspect (1-5)* 3.0   Seed Production Characteristics Plant aspect (1-5)* 2.5   SC female parent yield 6.6 t/ha Root lodging 0.0%   Male parent yield 5.0 t/ha *Plant and ear aspects are scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics   Nicking -9 days             Comments       Product information is based on on-station data collected at Kiboko, Kenya in 2019. Actual performance will vary depending on a number of agronomic and environmental factors.

Abbreviations:
AI = artificial infestation/inoculation
FAW = fall armyworm
GLS = Grey Leaf Spot
Low N = managed low nitrogen
masl = meters above sea level
MLN = maize lethal necrosis
MSV = maize streak virus
nat. = natural infestation
NUE = Nitrogen-use efficient
RS = random stress
SC = single-cross
TLB = Turcicum Leaf Blight