Autor: Walter Chivasa

Extract from the Results of the CIMMYT Maize Eastern Africa 2019 On-station Trials and 2020 On-farm Trials

Walter Chivasa Michael Olsen Aparna Das Nicholas J. Davis Prasanna Boddupalli (2022)

Phenotypic data collected in 2019 Stage 4 and 2020 Stage 5 trials for CIMMYT maize hybrid JH1104 as well as information about the trial sites are provided in this dataset. These trials were conducted through a network of partners, including NARS and private seed companies in Eastern Africa under various management and environmental conditions.

Dataset

CIENCIAS AGROPECUARIAS Y BIOTECNOLOGÍA

2022 CIMMYT Maize Eastern Africa Product Profile 3 Product Announcement

Dagne Wegary Gissa Yoseph Beyene Suresh L.M. Manje Gowda Walter Chivasa Aparna Das Prasanna Boddupalli (2022)

New and improved maize hybrids, developed by the CIMMYT Global Maize Program, are available for uptake by public and private sector partners, especially those interested in marketing or disseminating hybrid maize seed across upper altitudes of Eastern Africa and similar agro-ecologies in other regions. Following a rigorous trialing and a stage-gate advancement process culminating in the 2021 Stage 5 trials, CIMMYT advanced a total of 1 new elite maize hybrid for highlands in Eastern Africa in 2022. Phenotypic data collected in Stage 4 and Stage 5 trials for the selected hybrid as well as information about the trial sites are provided in this dataset. These trials were conducted through a network of partners, including NARS and private seed companies, in Eastern Africa under various management and environmental conditions.

Dataset

CIENCIAS AGROPECUARIAS Y BIOTECNOLOGÍA

2022 CIMMYT Maize Eastern Africa Product Profile 1A (PP1A) Product Announcement

Berhanu Tadesse Ertiro Yoseph Beyene Suresh L.M. Manje Gowda Anani Bruce Vijay Chaikam Walter Chivasa Mosisa Worku Regasa Michael Olsen Aparna Das Nicholas J. Davis Prasanna Boddupalli (2022)

New and improved maize hybrids, developed by the CIMMYT Global Maize Program, are available for uptake by public and private sector partners, especially those interested in marketing or disseminating hybrid maize seed across Eastern Africa and similar agro-ecologies in other regions. Each year, CIMMYT’s Global Maize Program conducts regional on-station and on-farm hybrid maize trials through a network of NARS and private seed companies in eastern and southern Africa under various management and environmental conditions. Promising maize hybrids developed by the CIMMYT-Africa team, along with relevant checks from private seed companies and National Agricultural Research Programs, are included in these trials. Phenotypic data collected in Stage 4 and Stage 5 trials for the selected hybrids from Product Profile 1A (PP1A) as well as information about the trial sites and management and environmental conditions are provided in this dataset.

Dataset

CIENCIAS AGROPECUARIAS Y BIOTECNOLOGÍA

CIMMYT Eastern Africa Maize Regional On-Station (Stage 4) and On-Farm (Stage 5) Trials: Results of the 2021 to 2022 Seasons and Product Announcement

Berhanu Tadesse Ertiro Yoseph Beyene Dan Makumbi Suresh L.M. Manje Gowda Anani Bruce Vijay Chaikam Fidelis Owino Walter Chivasa Aparna Das Nicholas J. Davis Pieter Rutsaert Juan Burgueño Prasanna Boddupalli (2023)

New and improved maize hybrids, developed by the CIMMYT Global Maize Program, are available for uptake by public and private sector partners, especially those interested in marketing or disseminating hybrid maize seed across Eastern Africa and similar agro-ecological zones. Following rigorous trialing and a stage-gate advancement process and culminating in the 2022 Eastern Africa Regional On-Farm Trials, CIMMYT has advanced a total of 6 new elite maize hybrids, each of which met the stringent performance criteria for CIMMYT’s eastern Africa early (EAPP1B), intermediate (EAPP1A) or late (EAPP2) maize breeding pipelines. Phenotypic data collected in Stage 4 and Stage 5 trials for the selected hybrids as well as information about the trial sites are provided in this dataset. These trials were conducted through a network of partners, including NARES and private seed companies, in Eastern Africa under various management and environmental conditions.

Dataset

CIENCIAS AGROPECUARIAS Y BIOTECNOLOGÍA