CKH153056

CKH153056 is an intermediate-maturing, high-yielding, white maize hybrid with drought tolerance, nitrogen-use efficiency, and resistance to TLB and ear rots.   General Information   Target region Eastern Africa   Adaptation/Agroecological zone 600-1500 masl   Type of product Three-way cross hybrid   Year first announced 2018           Grain Yield   Kernel Characteristics Grain yield (OPT) 7.5 t/ha   Kernel color White Grain yield (HD) 8.6 t/ha       Grain yield under low N stress 3.7 t/ha   Biotic Stress Performance Grain yield under managed drought 1.6 t/ha   MLN (AI)* 6.0 Grain yield under MLN stress (AI) 1.5 t/ha   Turcicum leaf blight (TLB)  (1-9)* 2.4       Common rust (P. sorg) (1-9)* 2.6 Agronomic Characteristics   Ear rots 8.9% Maturity group Intermediate   LGB (grain weight loss) 10.8% 50% anthesis 76 DAP   MW (grain weight loss) 4.1% Anthesis-silking interval  0.7   Diseases are scored on a 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible. Ear height  128 cm   Plant height  233 cm       Ear position (ratio) 0.56   Seed Production Characteristics Ears per plant 1.1   Nicking -6 days Bad husk cover 8.0%       Ear aspect (1-5)* 2.5   Comments Root lodging 5.8%   Product information is based on data from East Africa 2017 Regional Trial (IHYB17-Set I). Actual performance will vary depending on a number of agronomic and environmental factors.

Abbreviations:
AI = artificial infestation/inoculation
DAP = Days after planting
FAW = fall armyworm
GLS = Grey Leaf Spot
HD = high density (80,000 plants per ha)
LGB = Larger Grain Borer
Low N = managed low nitrogen
masl = meters above sea level
MLN = maize lethal necrosis
MSV = maize streak virus
MW = Maize Weevil
nat. = natural infestation
NUE = Nitrogen-use efficient
RS = random stress
SC = single-cross
TLB = Turcicum Leaf Blight (E. turcicum) Stalk lodging 6.4%   Plant and ear aspects are scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics           Further Links   Full Product Announcement
(including trial results summary and site information)