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Modification and field testing of a portable gas chromatograph forin situ acetylene reduction activity assay of tropical soils |
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| Authors: | Grant I. F. |
| Affiliation: | (1) Boyce Thompson Institute for Plant Research, Cornell University, 14853 Ithaca, NY, USA;(2) Present address: Tropical Development and Research Institute, College House, Wrights Lane, W8 5SJ London, England |
| Abstract: | Summary Small modifications of the Mallard/Holfeld/LaRue GC allow indirect measurement of biological N2-fixation in tropical soils even in remote locations. Examples of ARA from Philippine rice fields are given. |
| Keywords: | Azolla Biological N2-fixation Cyanophyceae Portable GC Rice |
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