Özet:

This study was aimed to determine the weed problem, the knowledge, experience and competence of the producer in solving the issues of controlling weeds in the Beypazarı district of Ankara, which is an important region of Türkiye for carrot, spinach and lettuce cultivation. The study was carried out in 11 villages in the Beypazarı between April and August 2022, 155 farmers were interviewed and 30 questions were asked to each grower. The survey questions were prepared under three main headings: getting to know the farmer, obtaining the knowledge about vegetable growing and determining the weed problem. Ten of these questions were subjected to a five-point Likert scale and the others were evaluated with appropriate statistical and graphical methods. It was understood that the education level of the producers was decent and they prefer these products due to suitable climate, soil, and cultivation conditions. It was determined that they grow carrot twice a year, spinach and lettuce three times a year; they pay attention to prefer high-yielding varieties that advantageous against diseases, pests, and weeds. Although they were satisfied with the yield they achieved, it was observed that they complained about agricultural control and market problems. It has been stated that the weed density is high and causes significant damage if left untreated. According to the farmers' statements, 26 weed species were troublesome, especially pigweeds (Amaranthus spp.), lamb's quarters (Chenopodium album L.), purslane (Portulaca oleracea L.), field bindweed (Convolvulus arvensis L.), and purple nutsedge (Cyperus rotundus L.) were found to be abundant. It has been observed that they prefer hand weeding, hoeing, and crop rotation and mainly chemical methods.

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