@article{paperid:1005539, author = {Ghorbani, Reza and Seel W and Leifert C}, title = {Effects of environmental factors on germination and emergence of Amaranthus retroflexus L.}, journal = {Weed Science}, year = {1999}, volume = {47}, month = {February}, issn = {0043-1745}, pages = {505--510}, numpages = {5}, keywords = {Fat hen; Amaranth}, }