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Tag Archives: Breeding

The “Stage Selection Gain 1to3”

Readme for SSG1to3 program The “Stage Selection Gain 1to3” (SSG1to3) in R (SSG1to3_R) or SAS (SSG1to3_SAS) is a simple program to determine the response to selection in standardized units (R) after 1-stage selection with up to three seasons of testing, 2-stage selection with two seasons of testing, and 3-stage selection …
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Released / launched sweetpotato varieties in the Americas (update March 2019)

This in an update appendix 1 in Grüneberg et al (2015) and provides details about released / launched sweetpotato varieties over the past three decades by 17 classification variables, namely 1) country, 2) year of release / launch, 3) variety type, 4) recombination method 5) Selection method 6) storage root …

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UNBURIED TREASURE: Breeding better sweet potatoes for the world

NC State rescued the sweet potato industry in North Carolina and helped it grow into a global powerhouse. Now the university is leading an effort to breed sweet potatoes that could provide economic opportunities and better nutrition for people in several African countries.
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SASHA Brief 01: Breeding in Africa for Africa

In 2017/2018, experimental results at CIP-Headquarters showed genetic gains for root yield of between 70% and 118% over the baseline breeding populations selected for wide adaptation, earliness, high iron content, and non-sweetness. In Uganda, based on the performance of 1,600 crosses for three seasons (2016-2017), 48 cross combinations were identified …
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SPHI Brief 39: New Genomic Tools for Sweetpotato Improvement (GT4SP) are Coming On-Line

The sweetpotato breeding and genomics community of practice can now boast of new genomics and advanced modern breeding tools. The GT4SP`s current polyploid analytic toolbox includes a pipeline for hexaploid genotyping by sequencing, software for assigning marker genotypes1, establishing chromosome-scale linkage phase among marker alleles, constructing haplotypes, generating hexaploidy linkage …
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