Robuta

https://www.cotton.org/beltwide/proceedings/1997/abstracts/331.cfm Ladysthumb Smartweed (Polygonum Persicaria) Control in Cotton with Staple polygonum persicaria smartweed control cotton staple https://theses.gla.ac.uk/71552/ Studies on the germination and dormancy of Polygonum persicaria L - Enlighten Theses on the polygonum persicaria studies germination dormancy