Agronomy Journal Journal of Natural Resources and Life Sciences Education
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Comparison of Allelopathic Potential of Rice Leaves, Straw, and Hull Extracts on Barnyardgrass

I. M. Chunga, K. H. Kima, J. K. Ahn*,a, S. B. Leeb, S. H. Kima and S. J. Hahna

a Dep. of Crop Sci., Konkuk Univ., Seoul, South Korea, 143-701
b Div. of Life and Environ. Sci., Natl. Crop Exp. Stn., RDA, Suwon, South Korea, 137-030



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Fig. 1. Four groups of 114 rice varieties with allelopathic effects.

 


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Fig. 2. Allelopathic effect on barnyardgrass from rice body parts with different maturing times.

 


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Fig. 3. Allelopathic effect on barnyardgrass from rice body parts with different origins.

 


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Fig. 4. Allelopathic effect on barnyardgrass from rice body parts with the existence or nonexistence of hull color.

 


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Fig. 5. Allelopathic effect on barnyardgrass from rice body parts with the existence or nonexistence of an awn and color.

 





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