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pro vyhledávání: '"Sara L. Witt"'
Autor:
Gordon Frankie, Robbin Thorp, Jennifer Hernandez, Mark Rizzardi, Barbara Ertter, Jaime C. Pawelek, Sara L. Witt, Mary Schindler, Rollin Coville, Victoria A. Wojcik
Publikováno v:
California Agriculture, Vol 63, Iss 3, Pp 113-120 (2009)
Evidence is mounting that pollinators of crop and wildland plants are declining worldwide. Our research group at UC Berkeley and UC Davis conducted a 3-year survey of bee pollinators in seven cities from Northern California to Southern California.
Externí odkaz:
https://doaj.org/article/eb060249dac24852b944a36dfd982054
