Response of weeds and yield of dry direct seeded rice to tillage and weed management.

Ranjit, J. D., Suwanketnikom, R., (2005). Kasetsart Journal, Natural Sciences 39(2), 165-173. Kasetsart University, Bangkok, Thailand. English language

Effects of several chemicals and burial of seeds into the soil on dormancy-breaking of weed species.

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Screening of biologically active compounds from weeds.

Kim, C. J., Kang, B. H., Lee, I. K., Ryoo, I. J., Park, D. J., Lee, K. H., Lee, H. S., Yoo, I. D., (1993). Korean Journal of Weed Science 14(1), 16-22. Korean language