CZH142127

CZH142127 is a high-yielding, intermediate-maturing, white-grain hybrid with drought tolerance that is nitrogen-use efficient and resistant to GLS, TLB, and ear rots, adapted for mid-altitudes of southern Africa and similar agro-ecologies.    General Information   Adaptation/Agroecological zone 800 - 1800 masl   Region Southern Africa   Type of product Three-way cross hybrid   Year first announced 2017         Grain Characteristics       Grain color White Grain Yield   Grain texture Dent Grain yield (OPT) 10.5 t/ha       Grain yield (HD) 9.6 t/ha   Biotic Stress Performance Grain yield  (RS) 5.7 t/ha   Turcicum leaf blight (TLB) (1-9) 4.0 Grain yield under low N stress 4.2 t/ha   Grey leaf spot (GLS) (1-9) 3.2       Common rust (1-9) 2.8 Agronomic Characteristics   Maize Lethal Necrosis (MLN) art. inoc. (1-9) 5.7 Maturity 66.52 DAP   Grain weight loss (MW) 1.5% Plant height 241.7 cm   Grain weight loss (LGB) 10.6% Ear height 119.1 cm   Ear rots 2.3% Bad husk cover 9.0%   Diseases were originally scored on a 1-5 scale but have been converted here to a 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible. Root lodging 2.4%   Stalk lodging 11.6%       Anthesis-silking interval 1.4 Days   Seed Production Characteristics Ear aspect (1-5) 2.7   Nicking 0 Days Plant aspect (1-5) 2.4       Plant and ear aspects are scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics   Comments   Product information is based on data from various trials conducted by CIMMYT in eastern Africa in 2016.

Abbreviations:
art. inoc. = artificial inoculation
DAP = Days after planting
GLS = Grey leaf spot
HD = High density (80,000 plants per ha)
LGB = Large Grain Borer
Low N = managed low nitrogen
masl = meters above sea level
MD = managed drought
MLN = Maize Lethal Necrosis
MSV = Maize Streak Virus
MW = Maize weevil
NUE = Nitrogen use efficient
OPT = Optimum management
RS = Random stress
TLB = Turcicum leaf blight       Further Links   Full Announcement   Trial Data Summary   Regional Trial Site Information