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Effects of Watering Frequency and Watering Method on the Growth and Yield of Oyster Mushroom (Pleurotus ostreatus)
Abstract
The effects of watering frequency and watering method on the growth and yield of Oyster mushroom (Pleurotus ostreatus) were investigated at the Ebonyi State University Mushroom Farm, Abakaliki. The experiment was conducted as a 3 x 2 factorial in four replications, arranged in a completely randomized design (CRD). This experiment comprised two factors: watering frequency with three rates (once in two days, once and twice in a day) and two levels of watering methods (direct and indirect watering). The highest percentage spawn running at two weeks and one month; 70.70% and 88.48%, respectively, were recorded on mushrooms watered twice a day, while the least percentage spawn running at two weeks and one month; 57.21% and 73.63%, were observed by mushrooms watered once in two days, respectively. The twice daily watering had the heaviest fresh and dry weight (0.42kg/bag) and (0.40g/bag), and the highest number of branches and productive bags; 11.99 and 7.50, respectively. Watering once in two days had the least values for all these parameters. Fresh weight and number of productive bags were significantly (P<0.05) improved by watering methods. The indirect watering gave the heaviest fresh and dry weights; 0.38kg and 0.04kg, highest numbers of branches and productive bags; 10.98 and 6.67, respectively. The heaviest fresh and dry weights; 0.48kg and 0.05kg respectively, highest numbers of branches (12.21) and productive bags (8.25 bags) were observed on mushrooms treated with twice a day x indirect watering. It was therefore concluded that twice in a day with indirect watering should be adopted for optimum growth and yield of oyster mushroom.