efficacy of many herbicides to control broad- and narrow-leaf weeds (grass weeds) in tobacco fields of mazandaran and guilan provinces was investigated. the experiment was randomized complete blocks design in four replications and the following treatments: eptam (eradicane 82% ec) at 6 l.ha-1 which incorporated pre-planting (ppi), trifluralin (treflan 48% ec) at 2 l/ha ppi, cycloate (roneet 72....

Cyperus is herbaceous plant from the Cyperaceae. This has a triangular stem with compound flowers. grows lot around rice fields because this habitat supports its life. The species diversity of not been recorded Beringin Kencana village. purpose study was to describe genus in Village, Tabunganen District. Descriptive method roaming technique on line transect used research. results showed that po...