2010-777 EFFECTS OF VARIOUS HERBICIDES ON EARLY-RIPENESS AND  YIELD OF COTTON Dimitar Stoychev, Maya Dimitrova, Dochka Dimova Agricultural University of Plovdiv Plovdiv, Bulgaria AbstractIn a field experiment over the period 2005-2007 was tested the effect of four herbicides applied in different doses on cotton and weeds that form secondary weed growth. The herbicides Pendimethalin (Stomp […]