@article{paperid:1027385, author = {DADKHAH, ALI REZA}, title = {Phytotoxic effects of aqueous extract of eucalyptus, sunflower and sugar beet on seed germination, growth and photosynthesis of Amaranthus retroflexus}, journal = {Allelopathy Journal}, year = {2012}, volume = {29}, number = {2}, month = {April}, issn = {0971-4693}, pages = {287--296}, numpages = {9}, keywords = {Allelopathy; germination; Eucalyptus camaldulensis; Beta vulgaris; Helianthus annuus; Amaranthus retroflexus; photosynthesis; weed}, }