Question: asking about the french bean varieties and sowing time
Answer: suggestion-
varieties of potato- kufri  chandramukhi,kufri jyoti, kufri sindhuri, kufri megha etc ( duration-80 t0 120 days).
fertiliser dose-- urea-19 kg/ bigha , ssp- 45 kg/ bigha, mop- 12 kg/ bigha.
seed treatment- 2 gm to 5 gm mancozeb  / l of water, potato tubers should be kept for 10 min in treated water.