CIMMYT's Latin America Tropical Mid-altitude (LatAmTM) product pipeline focuses on developing intermediate-maturing, white and yellow  kernel, high-yielding maize hybrids that are drought tolerant, resistant to GLS and ear rots, and are suitable for food and feed use in tropical rainfed dry/wet mid-altitude areas in Latin America.   General Information
  Region Latin America
  Adaptation/Agroecological zone 1200 - 1800m above sea level
  Type of product Three-way hybrid
  Year first announced 2022
  Grain Characteristics
  Grain color Yellow
      Grain texture Semi-dent
Abiotic Stress Performance      
Grain yield under optimum conditions 10.3 t/ha   Biotic Stress Performance
Grain yield on-farm 8.7 t/ha   Turcicum leaf blight (TLB) (1-9) 3.2
Grain yield under drought stress 2.9 t/ha   Grey leaf spot (GLS) (1-9) 5.0
Grain yield under rainfed 7.7 t/ha   Rust (1-9) 3.9
      Diseases are scored on 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible
Agronomic Characteristics  
50% anthesis 71 DAP      
Anthesis-silking interval  0.88 days   Seed Production Characteristics
Ear height 118 cm   SC female parent seed yield  5.2 t/ha
Plant height 237 cm   Male seed yield  2.4 t/ha
Ears per plant 1.02   Nicking 0 days
Bad husk cover 1.0%      
Ear rot  2.9%   Comments
Root lodging 2.7%   Product information is based on data from the Hybrids Testing Network, MasAgro Project, 41 sites On-Farm (2020) Trials.

DAP = days after planting
GLS = Grey leaf spot
SC = Single-cross
TLB = Turcicum leaf blight
TSC = Tar spot complex
Stalk lodging 3.0%  
Further Links  
Full Announcement & trial data  
Patent Information:

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Abiotic Stress Tolerance > Drought tolerant
Adaptation > Mid-altitudes
Biotic Stress Tolerance > Ear rots
Biotic Stress Tolerance > Grey leaf spot (GLS)
Biotic Stress Tolerance > Rust
Biotic Stress Tolerance > Tar Spot Complex (TSC)
Grain Color > Yellow grain
Grain Texture > Semi-dent
Maturity Group > Intermediate maturing
Product Type > Three-way cross hybrid
Region > Latin America
Year announced > 2022
Seed producibility traits > Good nicking
For Information, Contact:
Thanda Dhliwayo
Subtropical Maize Breeder

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