Abstract
The natural 13C abundance (δ13C value) of the field-grown leguminous plants (soybean, kidney bean, pea, azuki bean, mung bean, peanut and cowpea) was investigated by mass spectrometry with a precision better than %0.2‰ for δ13C. Among organs of premature plants, the leaves had the most negative values, and the nodules generally had the least negative values, and other organs, fruits, stems and roots, showed intermediate values. In the soybeans so far investigated, the grains of nodulating plants exhibited higher δ13C values than nonnodulating lines. The δ13C values of the grains varied depending on the species: peanuts showed the most negative values. Possible causes underlying these variations are discussed.
Original language | English (US) |
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Pages (from-to) | 979-986 |
Number of pages | 8 |
Journal | Plant and Cell Physiology |
Volume | 24 |
Issue number | 6 |
State | Published - Sep 1983 |
Bibliographical note
Funding Information:This work was supported by the Office of Energy Research, Office of Basic Energy Sciences, Biological Energy Reseirch Division of the U.S. Department of Energy under Contract No. DE-AC03-76SF00098.
Keywords
- Ammonia
- Chlorella
- Methylamine
- Regulation