Biological activity of subterranean residues of Cynodon Dactylon L., Sorghum Halepense L. and Cyperus Rotundus L.

Horowitz, M. and Friedman, T. (1971) Biological activity of subterranean residues of Cynodon Dactylon L., Sorghum Halepense L. and Cyperus Rotundus L. Weed Research, 11 (2-3). pp. 88-93.

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Abstract

Dried subterranean organs of Cynodon dactylon, Cyperus rotundus and Sorghum halepense were incubated in light and heavy soils for 1, 2 or 3 months. After removal of the decayed plant material, the residual bioactivity of the soil was assayed by barley sown directly into the soil and by a barley radicle-length test on an ethanolic extract of the soil. The two assays gave similar results. In general, the inhibition of growth was proportional to the concentration of plant material in the soil, and was greater in light than in heavy soil. Greater inhibition was caused by C. rotundus and S. halepense than by C. dactylon. A few instances of growth stimulation were recorded

Item Type: Article
Author Affiliation: Division of Weed Research, Volcani Institute of Agricultural Research, Newe Ya'ar, Israel
Subjects: Crop Improvement
Divisions: Sorghum
Depositing User: Ms K Syamalamba
Date Deposited: 22 Jun 2012 03:42
Last Modified: 22 Jun 2012 03:42
Official URL: http://dx.doi.org/10.1111/j.1365-3180.1971.tb00982...
URI: http://eprints.icrisat.ac.in/id/eprint/6173

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