The effects of different sowing date and several weed control methoods in lentil (Lens culinaris Medic.)

This study was carried out to determine the effects of different sowing date and several weed control methods in lentil {Lens culinaris Medic.) in Diyarbakır ecological conditions. In the research, it was noticed that weed population decreased, as a result of delays in sowing dates. In addition to this, it was found that days to maturity changed between 168 and 216 days, plant height 28-31 cm, basal pod height 9.5-14.0 cm, number of primer branches 2.00-2.75, number of seconder branches 8-15, clusters per plant 12-22, pods per plant 17-31, pods per cluster 1.16-1.52, biological yield per plant 1.83-5.13 g, seed yield per plant 0.47- 1.57 g, straw yield per plant 0.96-4.57 g, weed population per square meter 0.00-24.89 and 1000 seed weight 32.53-34.17 g. Key words: Lentil {Lens culinaris Medic.), sowing date, weed control methods, cultural weed cotrol.