CIM24SAPP1-I-05

CIM24SAPP1-I-05 is a high-yielding, intermediate-maturing maize hybrid with white grain and drought tolerance, that is NUE and resistant to GLS, TLB, ear rots, and MSV, suitable for food use in tropical, rainfed, dry/wet mid-altitude and transition ecologies in southern Africa and similar agroecologies.    General Information   Target region Southern Africa   Adaptation/Agroecological zone 400-1800 masl   Type of product Three-way cross hybrid   Year first announced 2025         Why farmers say they like it*   High yield, vigor, multiple cobs and large kernels       Grain Yield   *Common keywords from farmer feedback (CIMMYT Southern Africa 2024/25 Stage 5 Trials) Grain yield under optimum conditions 10.41 t/ha   Grain yield under managed drought 3.35 t/ha       Grain yield under low nitrogen 2.55 t/ha   Grain Characteristics Grain Yield on-farm (moderate stress) 5.60 t/ha   Grain color White Grain Yield on-farm (severe stress) 2.04 t/ha   Grain texture Semi-dent           Agronomic Characteristics     Biotic Stress Performance Maturity group Intermediate   Turcicum leaf blight (TLB) (1-9)* 4.1 50% anthesis 65 DAP   Grey leaf spot (GLS) (1-9)* 2.9 890 GDD   Maize Streak Virus (MSV) (1-9)* 3.9 Anthesis-silking interval 0.50 Days   Ear rots 6.9% Plant height 227.0 cm   *Diseases are scored on a 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible. Ear height 117.9 cm   Ears per plant 1.01       Ear position (ratio) 0.51   Seed Production Characteristics Bad husk cover 7.10%   Single-cross female parent yield 13.2 t/ha Ear aspect (1-5)* 2.90   Male parent yield 2.35 t/ha Root lodging 7.70%   Nicking 1.50 days Stalk lodging 2.50%       *Ear aspect is scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics   Comments   Product information is based on data from CIMMYT Southern Africa 2023/24 Stage 4 and 2024/25 Stage 5 Trials. Actual performance will vary depending on a number of agronomic and environmental factors.

Abbreviations:
DAP = days after planting
GLS = Grey Leaf Spot
GDD = Growing Degree Days (°C)
low N = low soil nitrogen
MSV= Maize Streak Virus
NUE = Nitrogen Use Efficient
masl = meters above sea level
TLB = Turcicum Leaf Blight (E. turcicum)       Further Links   Full Product Announcement
(including trial results summary and site information)