Activities
The IWSS publishes a newsletter that is sent to members twice a year and holds the International Weed Control Congress every four years.
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Activities The IWSS publishes a newsletter that is sent to members twice a year and holds the International Weed Control Congress every four years.
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International Weed Science Society
c/o Bernal Valverde
ideatrop@ice.co.cr ; bev@life.ku.dk