Estimating N2-fixation in the field usin
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J.F. Witty
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Article
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1983
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Elsevier Science
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English
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The 'SN-labelled fertilizer dilution technique provides a method of obtaining estimates of biological N,-fixation in the field over the growing season. Field estimates of fixation obtained using peas, french beans, field beans and clover depended on the non-fixing control used. Differences in the N