CIMMYT's southern Africa product pipeline 3 (SA-PP3) focuses on developing nutritious maize varieties (biofortified with PVA and/or High Zn), orange and white grain, high-yielding maize hybrids that are drought tolerant, NUE, resistant to GLS, TLB, ear rots, and MSV, and are suitable for food use in tropical rainfed dry/wet mid-altitude areas in southern Africa.   General Information
  Adaptation/Agroecological zone 600-1500 masl
  Region Southern Africa
  Type of product Three-way Cross
  Year first announced 2019
  Grain Characteristics
  Grain color Orange
  Grain texture Flint
      PVA content 11.1 µg/g
Grain Yield      
Grain yield (MEA) (OPT) 11.4 t/ha   Biotic Stress Performance
Grain yield (MEB) (OPT) 8.2 t/ha   Turcicum leaf blight (TLB) (1-9) 2.4
Grain yield (MEC) (RS) 6.2 t/ha   Rust (1-9) 0.2
Grain yield under drought stress 2.5 t/ha   Maize Streak Virus (MSV) (1-9) 3.6
Grain yield under low N stress (NUE) 2.5 t/ha   Grey leaf spot (GLS) (1-9) 1.4
      Ear rot  6.1%
Agronomic Characteristics   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.
Maturity 120 DAP  
Anthesis-silking interval 1.4 days      
Bad husk cover 10.7%   Seed Production Characteristics
Ear aspect (1-5) 2.1   Female seed yield  14.0 t/ha
Ears per plant 1.20   Male seed yield  2.0 t/ha
Ear height 88 cm   Nicking 1.0 Days
Plant height 193 cm      
Root lodging 6.1%   Comments
Stalk lodging 1.6%   Product information is based on data from the CIMMYT Southern Africa Maize Regional On-Station 2017 Trials.

DAP = Days After Planting
DLL = Dry Lowlands
DMA = Dry Mid-Altitudes
GLS = Grey Leaf Spot
masl=Meters above sea level
MEA = Mega-environment A
MEB = Mega-environment B
MEC = Mega-environment C
MSV = maize streak virus
NUE = Nitrogen Use Efficient
PVA = Provitamin A
TLB = Turcicum Leaf Blight
Plant and ear aspects are scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics  
Further Links  
Full Announcement  
Regional Trial Data Summary  
Patent Information:

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Region > Southern Africa
Biotic Stress Tolerance > Grey leaf spot (GLS)
Biotic Stress Tolerance > Turcicum leaf blight (TLB)
Biotic Stress Tolerance > Rust
Biofortification > Provitamin A
Abiotic Stress Tolerance > Nitrogen-use efficient (NUE)
Adaptation > Mid-altitudes
Biotic Stress Tolerance > Ear rots
Maturity Group > Early maturing
Abiotic Stress Tolerance > Drought tolerant
Product Type > Three-way cross hybrid
Year announced > 2019
Biotic Stress Tolerance > Maize streak virus (MSV)
Grain Texture > Flint
Grain Color > Orange grain
Adaptation > Lowlands
For Information, Contact:
Nicholas Davis
Program Manager

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