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https://e-catalogs.taat-africa.org/gov/technologies/droughttego-drought-tolerant-and-high-yield-maize-varieties
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DroughtTEGO: Drought tolerant and high yield maize varieties

Boost yields, and income with advanced maize.

TEGO is an improved varieties maize technology developed to bolster drought resilience and improve grain output in maize cultivation. Developed through collaborative research efforts, TEGO integrates cutting-edge genetic traits, advanced breeding techniques, and climate-smart agricultural practices to address the pressing challenges posed by erratic rainfall patterns and water scarcity in agricultural landscapes.

2

This technology is TAAT1 validated.

Scaling readiness: idea maturity unknown; level of use unknown

Project adoption4

Technology integrated in the EFPP, ENSURE, PADCV-PTA, and PUPSAN projects.
See project details ›

Adults 18 and over: Positive high

Under 18: Positive medium

Women: Positive medium

Climate adaptability: Highly adaptable

Farmer climate change readiness: Significant improvement

Biodiversity: No impact on biodiversity

Problem

  • Erratic Rainfall Patterns and Water Scarcity: The variability in precipitation poses a significant challenge to agricultural productivity, as crops like maize require sufficient water for optimal growth and development.
  • Challenges Associated with Drought Resilience: Traditional maize varieties often lack sufficient resilience to withstand prolonged drought conditions, resulting in decreased yields and economic losses for farmers.
  • Limited Access to Improved Varieties: Farmers in Sub-Saharan African countries face challenges in accessing improved maize varieties due to limited investments in the seed production sector.
  • Low Productivity in Maize Farming: Conventional maize varieties may not be well-suited for the diverse climatic and soil conditions found in Sub-Saharan Africa, leading to low productivity in maize farming.
  • Food and Nutritional Insecurity: Limited access to improved maize varieties can contribute to food and nutritional insecurity in the region, affecting both the quantity and quality of harvested grain.

Solution

  • TEGO, improved maize varieties with enhanced drought tolerance
  • Breeding of maize hybrids with high yield (20-35% yield increase) potential under drought stress conditions
  • Promotion of sustainable agricultural practices, including conservation agriculture and integrated soil fertility management
  • Provision of training and extension services on climate-smart agricultural practices
  • Empowerment of smallholder farmers through access to improved maize varieties and knowledge resources
  • These varieties are specifically developed to perform well in diverse climatic and soil conditions.

Key points to design your project

Drought-tolerant maize offers a practical solution to water stress and unreliable rainfall that reduce maize productivity across Sub-Saharan Africa. It can improve productivity, stabilize production and strengthen resilience, contributing to food security, poverty reduction, climate adaptation and the SDGs. Gender-inclusive access can further promote equitable agricultural development.

To integrate this technology into your project, plan activities around:

Assessing the project area and implementation requirements to determine the number of hectares, target farmers, local rainfall conditions, delivery arrangements, training needs and potential implementation partners.

Estimating seed requirements according to the project area. At a planting rate of 25 kg/ha, the calculation is:

Project area (ha) × 25 kg = total seed required

At US$0.80–1.20/kg, the indicative seed cost is US$20–30/ha, excluding delivery and import-related costs.

Securing quality seed and organizing timely delivery from suppliers in Kenya, Malawi, Mozambique, Nigeria, South Africa, Tanzania, Uganda, Zambia or Zimbabwe. Include transport to the project site and, where relevant, insurance, import permits, phytosanitary clearance, customs handling and duties.

Establishing demonstration plots and training farmers and extension agents on planting, crop management, harvesting and correct use of the technology. Budget for trainers’ fees, travel, training materials, demonstration inputs and post-training technical support.

Developing communication and awareness materials such as flyers, videos, radio broadcasts and local-language extension messages, with targeted outreach to women and underserved farmers.

Combining the technology with complementary practices for better optimization, including specialized pre-plant fertilizer blending, nitrogen topdressing, and maize–legume rotation or intercropping.

Building implementation partnerships with agricultural development institutes, extension services, seed regulators and seed multiplication companies to support testing, supply, multiplication and scale-up.

The following table presents the suitable individual varieties by country, including their agro-ecology, maturity duration, yield under optimal rainfall and moderate drought, and special characteristics:

Varieties name

Agro-ecology

Duration to maturity

Average yield t/ha (Optimal rainfal)

Average yield t/ha (Moderate drought)

Speial characteristics

WE2104

 

Medium

9.4

4.8

Drought tolerance

WE2106

 

Medium

9.1

4.7

Drought tolerance

WE3205

 

Medium

9

3.4

Drought tolerance

WE5206

 

Medium

9

3.5

Drought tolerance

WE3102

 

Early

7.3

4.8

Drought tolerant

WE4115

 

Medium

8.4

3.5

Drought tolerant

WE3135

 

Early

7.5

3.5

Drought tolerant & MLN tolerant

WE7118

 

Medium

8.2

3.4

Drought tolerant & MLN tolerant

For best results, combine reliable seed supply with farmer training, sustained extension support, effective communication and complementary crop-management practices. Monitor adoption, productivity and participation by women and vulnerable groups to support inclusive and sustainable scale-up.

IP

Trademark

Project Countries Beneficiaries Budget (USD) & duration Key figures
EFPP
Guinea Emergency Food Production Programme
  • Guinea
  • Direct: 35,750                                                                 
  • Indirect: 73,800

25.23 million

2022–2024

  • 2,000 tons of rice seeds distributed
  • 750 tons of maize seeds distributed
  • 4,845 tons NPK provide
  • 3,185 tons urea provide 
ENSURE
Enabling Environments for Sustainable Regional Agriculture Extension
  • Kenya
  • Rwanda
  • Burundi
  • Democratic Republic of the Congo
  • South Sudan
  • Uganda
  • Tanzania
  • Direct: 3,000,000    

13.14 million

2024–2027

  • 149,940 farmers trained
  • 9,996 Training
  • 2→3.5 tons/ha cereals production expected
  • 350 agent trained 
PADCV-PTA
Projet d’Appui au Developpement des Chaines de Valeurs en soutien au Programme de Transformation de l’Agriculture
  • Democratic Republic of the Congo
  • Direct: 900,000                                                                                   
  • Indirect: 2,000,000

321 million

2024–2029

  • 62,000 tons certified seeds produced
  • 5,200 ha rice fields developed
  • 600 km resilient roads rehabilitated
  • 30,000 people trained 
PUPSAN
Emergency Production and Food & Nutrition Security Project
  • Mali
  • Direct: 35,274

7.04 million

2023–2026

  • 1,027.14 tons certified seeds distributed
  • 2,234 tons fertilizers provided
  • 8,819 ha cultivated land production
  • 11,145.6 tons additional production expected

Figures in italic are from project plans and may change during implementation.

Countries with a green colour
Tested & adopted
Countries with a bright green colour
Adopted
Countries with a yellow colour
Tested
Countries with a blue colour
Testing ongoing
Egypt Equatorial Guinea Ethiopia Algeria Angola Benin Botswana Burundi Burkina Faso Democratic Republic of the Congo Djibouti Côte d’Ivoire Eritrea Gabon Gambia Ghana Guinea Guinea-Bissau Cameroon Kenya Libya Liberia Madagascar Mali Malawi Morocco Mauritania Mozambique Namibia Niger Nigeria Republic of the Congo Rwanda Zambia Senegal Sierra Leone Zimbabwe Somalia South Sudan Sudan South Africa Eswatini Tanzania Togo Tunisia Chad Uganda Western Sahara Central African Republic Lesotho
Countries where the technology is being tested or has been tested and adopted
Country Testing ongoing Tested Adopted
Ethiopia No ongoing testing Tested Adopted
Kenya No ongoing testing Tested Adopted
Mozambique No ongoing testing Tested Adopted
Nigeria No ongoing testing Tested Adopted
South Africa No ongoing testing Tested Adopted
Tanzania No ongoing testing Tested Adopted
Uganda No ongoing testing Tested Adopted

This technology can be used in the colored agro-ecological zones. Any zones shown in white are not suitable for this technology.

Agro-ecological zones where this technology can be used
AEZ Subtropic - warm Subtropic - cool Tropic - warm Tropic - cool
Arid
Semiarid
Subhumid
Humid

Source: HarvestChoice/IFPRI 2009

The United Nations Sustainable Development Goals that are applicable to this technology.

Sustainable Development Goal 1: no poverty
Goal 1: no poverty
Sustainable Development Goal 2: zero hunger
Goal 2: zero hunger
Sustainable Development Goal 8: decent work and economic growth
Goal 8: decent work and economic growth
Sustainable Development Goal 13: climate action
Goal 13: climate action

  1. Selection: Choose the appropriate DroughtTEGO variety based on local climate and soil conditions.
  2. Planting: Follow standard maize planting practices, ensuring optimal soil and fertilizer management.
  3. Nutrient Optimization: In low-fertility soils, supplement with inorganic fertilizers to enhance nutrient uptake.
  4. Complementary Practices: Consider legume intercropping, manure application, and mulching for added nutrients and water retention.

Last updated on Jul 27, 2026