The study is an attempt to examine the present status of pulses in West Bengal. Over the years, area and production of pulses has declined grossly in both the state as well as country level. Exponential growth rate of area, production and productivity of pulses of West Bengal were estimated to...

The optimal solution of an inter-city passenger transport network has been studied using Zipf’s law for the city populations and the Gravity law describing the fluxes of inter-city passenger traffic. Assuming a fixed value for the cost of transport per person per kilometer we observe that...