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pyrus_pyrifolia_burm._nak [2022/06/10 12:06] (aktuell) andreas |
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沙梨 sha li (chin.), ナシ (梨) nashi (jap.), nashi pear, China pear, Asian pear, **Nashi-Birne**, | 沙梨 sha li (chin.), ナシ (梨) nashi (jap.), nashi pear, China pear, Asian pear, **Nashi-Birne**, | ||
- | Tree, up to 15m high, native to China, Laos and Vietnam; flowers white; fruit subglobose, brownish with pale dots, 3.5–5.5 cm in diam. \\ | + | Tree, up to 15m high, native to China, Laos and Vietnam; flowers white; fruit subglobose, brownish with pale dots, 3.5–5.5 cm in diam. [[http:// |
- | [[http:// | + | |
- | "Along with cultivars of P. × bretschneideri and P. ussuriensis, | + | "Along with cultivars of P. × bretschneideri and P. ussuriensis, |
- | [[http:// | + | [[http:// |
- | "The volatile constituents | + | Dynamic headspace sampling |
- | and dynamic headspace sampling | + | "Due to its particularly low odor threshold of 0.006 ppb, ethyl 2-methylbutanoate appears to be an important contributor to pear aroma... Analysis of fresh pear extract obtained by vacuum SDE revealed that ethyl 2-methyl-butanoate occurred in exclusively the S(+) configuration. Earlier studies had shown that this important ester is also present in exclusively the S(+) configuration in pineapple (Takeoka et al., 1990) and predominantly in the S(+) configuration in Granny Smith apples (Mosandl et al., 1991)." |
- | chromatography | + | |
- | Due to its particularly low odor threshold of 0.006 ppb, ethyl 2-methylbutanoate appears to be an important contributor to pear aroma... Analysis of fresh pear extract obtained by vacuum SDE revealed that ethyl 2-methyl-butanoate occurred in exclusively the S(+) configuration. Earlier studies had shown that this important ester is also present in exclusively the S(+) configuration in pineapple (Takeoka et al., 1990) and predominantly in the S(+) configuration in Granny Smith apples (Mosandl et al., 1991)." | + | |
[ Volatile constituents of Asian pear (Pyrus serotina)., Takeoka, G. R., Buttery, R. G., Flath, R. A., Journal of Agricultural and Food Chemistry, Vol.40(10), 1992, 1925-1929] | [ Volatile constituents of Asian pear (Pyrus serotina)., Takeoka, G. R., Buttery, R. G., Flath, R. A., Journal of Agricultural and Food Chemistry, Vol.40(10), 1992, 1925-1929] | ||
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+ | {{https:// | ||
+ | Nashi pear, author: katorisi [[https:// |