Ricardo Goenaga Learn about the national cacao germplasm collection housed at the USDA ARS Tropical Agriculture Research Station …
USDA TARS Cacao Collection
Wheat – Resistance to Stem Rust Race Ug99
Patrick Byrne, Gordon Cisar This success story describes the threat of stem rust race Ug99 that appeared …
Cryotherapy Using Shoot Tip Cryopreservation
Jean Carlos Bettoni, Gayle Volk This chapter provides an overview of cryotherapy, a technology that uses shoot …
Considerations When Implementing Shoot Tip Cryopreservation
Jean Carlos Bettoni, Katheryn Chen, Gayle Volk This chapter highlights some considerations for new or expanding clonal …
An Overview of Shoot Tip Cryopreservation
Jean Carlos Bettoni, Katheryn Chen, Gayle Volk This chapter dives into the steps common to shoot tip …
An Introduction to the Cryopreservation of Clonally Propagated Plants
Jean Carlos Bettoni, Katheryn Chen, Gayle Volk This chapter provides a brief introduction to cryopreserving clonally propagated …
Grafting Cacao
Angel Marrero USDA technician Angel Marrero grows rootstocks and side grafts cacao (Theobroma cacao) to propagate specific cultivars …
Sweetpotato ‘Tinian’ – Fusarium Wilt Resistance
Don LaBonte, Imana Power This success story describes the importance of sweetpotato ‘Tinian’ as a source of …
Grain Amaranth (Amaranthus spp.)
Patrick Byrne This eBook chapter provides a brief overview of grain amaranth, including its origins, production, use, and current …
Grafting Pecan
Keith Kubenka Watch USDA horticulturalist Keith Kubenka bark graft pecan (Carya illinoinensis) to propagate material within the National Collection of …