In maize+blackgram intercropping system, application of alachlor at 3 kg ha- ' Ib hand weeding on 30 DAS performed significantly superior to tluchloralin, pendimethalin and twice hand weeding and increased the maize kernel yield by 3.16 times and blackgram grain yield by 3.3 times compared to unweeded control. All the integrated treatments performed significantly superior to twice hand weeding.