The Weed Science Society of America (WSSA) is a nonprofit,

learned society A learned society (; also learned academy, scholarly society, or academic association) is an organization that exists to promote an discipline (academia), academic discipline, profession, or a group of related disciplines such as the arts and s ...

focused on

weed science A weed is a plant considered undesirable in a particular situation, "a plant in the wrong place", or a plant growing where it is not wanted.Harlan, J. R., & deWet, J. M. (1965). Some thoughts about weeds. ''Economic botany'', ''19''(1), 16-24. ...

. It was founded in 1956. The organization promotes research, education, and extension outreach, provides science-based information to the public and policy makers, and fosters awareness of

weed A weed is a plant considered undesirable in a particular situation, "a plant in the wrong place", or a plant growing where it is not wanted.Harlan, J. R., & deWet, J. M. (1965). Some thoughts about weeds. ''Economic botany'', ''19''(1), 16-24. ...

s and their impact on both managed and natural ecosystems. President for 2018-19 is Scott Senseman from the University of Tennessee. WSSA has started the

International Survey of Herbicide Resistant Weeds CropLife International is an international trade association of agrochemical companies founded in 2001. It was previously known as ''Global Crop Protection Federation'' and started out as ''International Group of National Associations of Manufactu ...

initiative to collect

herbicide resistance Herbicides (, ), also commonly known as weedkillers, are substances used to control undesired plants, also known as weeds.EPA. February 201Pesticides Industry. Sales and Usage 2006 and 2007: Market Estimates. Summary in press releasMain page fo ...

s. The WSSA classifies all

herbicide Herbicides (, ), also commonly known as weedkillers, are substances used to control undesired plants, also known as weeds.EPA. February 201Pesticides Industry. Sales and Usage 2006 and 2007: Market Estimates. Summary in press releasMain page fo ...

s by the

mode of action A mode of action (MoA) describes a functional or anatomical change, resulting from the exposure of a living organism to a substance. In comparison, a mechanism of action (MOA) describes such changes at the molecular level. A mode of action is impor ...

. In 2017, WSSA began a partnership with

Cambridge University Press Cambridge University Press is the university press of the University of Cambridge. Granted letters patent by Henry VIII of England, King Henry VIII in 1534, it is the oldest university press A university press is an academic publishing hou ...

to continue publication of the three WSSA journals: ''Weed Science'' , ''Weed Technology'' , and ''Invasive Plant Science and Management'' .

References

Learned societies of the United States Botanical societies Organizations established in 1956 {{Botany-org-stub