This book "Performance of linseed to fertility levels and seed rates in dryland" has written to assess the performance of linseed under different fertility levels and seed rates in dry land ecosystem of eastern Uttar Pradesh. There has been a continuous decline in linseed area in the country during the last four decades so to sustain linseed production there are need to develop appropriate agronomic practices to obtain higher crop yield. To obtain higher crop yield evaluate suitable agro technique for different agro climatic zone like judicious use of fertilizer, proper management of soil moisture, optimum sowing time with optimum plant density to utilize solar energy, soil nutrient and soil moisture to produce higher crop yield in dryland ecosystem of country.