ISBN-13: 9783659476846 / Angielski / Miękka / 2016 / 120 str.
This book describes the seasonal abundance of aphid on isabgol in middle Gujarat condition as well as the impact of sowing methods and nitrogenous fertilizers on aphid incidence in isabgol which provide useful information for scientific and farming community. This Book also provides evaluation, bio-pesticides against aphid and data analysis which was taken at different time intervals with good figures at field level.