島根農科大学研究報告

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島根農科大学研究報告 9
1961-03-31 発行

加工トマトに関する研究(第8報) : 加工専用品種のF_1について

Studies on the Tomato for Manufacturing(8) : On the F_1 Plant of Tomato for Manufacturing
Terada, Toshiro
Nagasaka, Keisuke
Takahashi, Akimasa
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Description
1. To breed the excellent varieties of tomatoes for manufacturing 13 combinations were crossed among Italian tomato strains such as "SM 1", "SM 2", "SM 3", "A.SM", "Roma" and "Italian C_1". And their properties, especially yielding abilities, were investigated. The results are as follows :
2. 11 hybrids in 13 combinations manifested "hybrid vigour". Among these F_1 plants the F_1 of "ASM×Italian C_1" was excellent and its increasing rate of yield amounted to 24.6%.
3. Another 2 hybrids by combinations such as "SM 3 × ASM" and "SM 2 × Italian C_1" did not manifested "hybrid vigour". According to this result it is assumed that the parents of these two combinations are the same strain respectively. But about this, a supplementary examination would be tried.
NCID
AN00108241