Abstract
On Farm Testing (OFT) of Yard long bean variety Arka Mangla and Lola were conducted at KVK Ernakulum during 2014-15 with five farmers in area of one ha. The OFT were conducted with active participation of farmer's to disseminate improved technology of Yard long bean to achieve production potential. The improved technologies consisting the use of modern variety, seed treatment, balance fertilizer application and integrated pest management. On Farm Testing data were recorded with respect to green pods yield as compared to farmer's local practice. The results of suggested that improved technology recorded higher green pods yield 50.7 q/ha, 45.6 q/ha and 40.7 q/ha, in Arka Magala and Lola and Local variety, respectively. In addition to high in yield of Arka Mangla, lower values of technology gap, extension gap and index existed. The improved technology gave higher gross return, net return with higher benefit cost ratio Yard long bean as compare to farmer's practices.
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