According to Ghana News Agency:ARI) introduced the farmers to the improved technologies during a field day in Wa. Speaking at the event in Wa, Dr. Mahama G. Yakubu, an agronomist at CSIR-SARI in Wa, observed that the average groundnut yield in the region was below 0.5 tonnes per hectare, which was far below the national average of about 1.3 tonnes per hectare. He attributed the poor yield to the use of low yielding varieties, which were susceptible to groundnut diseases and non-adherence to best practices in groundnut production. Dr. Yakubu advised farmers on the importance of selecting a suitable site and proper land preparation for groundnut production. He highlighted criteria such as adaptability, maturity period, yield potential, and tolerance of stresses including diseases as critical factors in selecting varieties. He also stressed the importance of proper timing of groundnut planting as key in maximising yields and pointed out that delays in crop harvesting had negative consequences on the quality an d market price of grains. Additionally, Dr. Yakubu cautioned against harvesting and heaping the produce and advised against drying the produce on the bare floor to maintain grain quality. He explained that most soils in rain-fed agriculture contain very little phosphorus, urging farmers to apply fertilizer rich in phosphorus, Sulphate, and Calcium to ensure good plant establishment and high yield. For pest control, he recommended integrating pest management strategies to protect groundnut yield from pests. Mr. Asieku Yahaya, a Research Scientist with the CSIR-SARI at the Wa station, added that groundnuts could benefit from residual fertility, thereby reducing the need for synthetic fertilizers. He noted that in some cases, no additional fertilizer may be required if the crop was grown on well-managed land previously treated with a balanced fertilizer.
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