Mapping and candidate gene screening of tomato Cladosporium fulvum-resistant gene Cf-19, based on high-throughput sequencing technology

Table 1 Genetic analysis of Cf-19 disease resistance in different generations

Generation		No. of plants		Expected segregation ratio (R:S)	χ²
Generation	Total	Resistant (R)	Susceptible (S)	Expected segregation ratio (R:S)
CGN18423	30	30	0
Moneymaker	30	0	30
F₁	30	30	0
F₂	469	339	130	3:1	1.70
BC₁	102	45	57	1:1	1.19

ISSN: 1471-2229