Effect of Humic Fractions from Urban Was
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Ayuso, Miguel; HernΓ‘ndez, Teresa; GarcΓa, Carlos
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Article
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1996
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John Wiley and Sons
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English
β 640 KB
The effect of different amounts of humic fractions obtained from urban wastes (sewage sludge and compost) on seed germination (barley, watercress and tobacco) has been compared with that of humic derived from more evolved organic materials (leonardite and peat) and a commercial humic acid fractions.