RVT trial of 14 Dioscorea rotundata clones planted in a 4 x 4 lattice design with three repetitions in Abuja, 2017/2018

RVT trial of 14 Dioscorea alata clones planted in a 4 x 4 lattice design with three repetitions in Umudike, 2017/2018

RVT trial of 14 Dioscorea alata clones planted in a 4 x 4 lattice design with three repetitions in Ubiaja, 2017/2018

RVT trial of 14 Dioscorea alata clones planted in a 4 x 4 lattice design with three repetitions in Kumasi, 2017/2018

RVT trial of 14 Dioscorea alata clones planted in a 4 x 4 lattice design with three repetitions in Bouake, 2017/2018

RVT trial of 14 Dioscorea alata clones planted in a 4 x 4 lattice design with three repetitions in Abuja, 2017/2018

Develop reference clones to be used for identification of clones in case of mixture at any level.

Evaluating non used material fund in the Yam-barn for pests and diseases resistant and access the tuber quality

Assessment of 188 discorea alata clones for yield and disease in Ibadan, 2017/2018

Assessment of 53 D. alata clones for yield and disease in Ibadan, 2017/2018

Assessment of 42 D. rotundata clones for yield and disease in Ibadan

Optimisation of trial plot size

Multiplication harvest data

To identify best clones (by evaluating 18 D. rotundata clones) expressing good tuber appearance , user acceptable quality and superiority agronomic characteristics in Umudike...

Assessment of 10 yam clones (D.alata) for tuber appearance, disease resistance, and yield characteristics in Ibadan, Nigeria,Identify good and high yielding clones to be release...

To evaluate agronomic and tuber quality performance and identify the best clones out of the 119 clones involved in DRS

study flower intensity of alata through different location

Evaluation tuber performance per family and identified best clones to be promoted or advance to the next cycle using some keys trait from the yam crop ontology

Assessment of 20 yam clones (D.rotundata) for tuber appearance, disease resistance, and yield characteristics in Ebonyi, Nigeria, to identify good and high yielding clones to be...

To identify best clones (by evaluating 20 clones) expressing agronomic superiority and user acceptable quality for release nomination in Abuja