IMPORTANCE OF WEED AND CRITICAL PERIOD OF WEED CONTROL IN OIL PUMPKIN

Sa？etak Oil pumpkin Cucurbita pepo L. has a long production tradition in Croatia, and because of the profitability there is a growing trend in production. Oil pumpkin seed yields vary in the range of 500 to 1200 kg of dry seed per ha, and the effectiveness of weed control has an important role. The paper describes botanical affiliation, morphology and biology, and oil pumpkin production technology. The most common weeds and their impact on oil pumpkin yield and yield components, the critical period of weed competition and the factors affecting it are shown