World of CitrusCarpenter C-54 Citrandarin
W. P. Bitters evaluated C-54 and related hybrids for citrus tristeza virus tolerance in trials established in 1966 and 1968. All three selections showed good tolerance to the virus.
Evaluated C-54 and related hybrids for citrus tristeza virus tolerance in trials established in 1966 and 1968.
Sources: [1]
Carpenter C-54 was one of three Sunki mandarin × Swingle trifoliate orange rootstocks released by UC Riverside in August 2009, following USDA Indio breeding and UCR selection and testing.
Sources: [6]
Budwood of Carpenter C-54 was distributed for the first time through the University of California Citrus Clonal Protection Program.
First distributed C-54 budwood in September 2009.
John Carpenter and Joe Furr produced C-54 by crossing Sunki mandarin with Swingle trifoliate orange through the USDA breeding program at the USDA Date and Citrus Station.
Co-created C-54 through the USDA citrus rootstock breeding program at Indio, California.
Co-created C-54 through the USDA citrus rootstock breeding program at Indio, California.
Conducted the USDA breeding program at Indio in which C-54 was hybridized.
Selected, tested, and further developed C-54 as a citrus rootstock.
Sources: [1]
The selection tested as C-54 was released under the name Carpenter. The UCR release handout uses this name but does not identify who chose it, the precise naming date, or the honoree.
Sources: [6]