Cowpea (Vigna unguiculata L .) belongs to the family leguminoceae and having chromosome number 2n=22 and originated form Central Africa. Cowpea is a popular vegetable grown throughout the world. It is grown for green pods, dry seeds and fodder. The pods are rich source of protein, vitamin and minerals. This book incorporates GA3 at various concentration for influencing the growth and development of cowpea plant. This book will be of significant interest to advanced undergraduate and postgraduate students of Agriculture, Horticulture, Vegetable science, Agronomy, Crop science, Soil science and rural development as well as NGO workers and farmers. Information on the response of cowpea to foliar application of GA3 under the South Gujarat conditions is very limited. No data base is available on the varying level of GA3 application as foliar spray. Looking to the importance, future scope and a heavy demand of cowpea by all class of consumers, a book was published.