@inproceedings{paperid:1005532, author = {Mohammad Reza Roostanejad and Forough Abbasi and Ghorbani, Reza and Mohammad Bazoobandi}, title = {Allelopathic Effects of Sunflower (Helianthus annuus) on Germination and Initial Growth of Redroot Pigweed (Amaranthus retroflexus) and Common Lambsquarter (Chenopodium album).}, booktitle = {5th International Weed Science Congress}, year = {2008}, location = {Vancouver}, keywords = {Allelopathy weeds}, }