TY - BOOK AU - Madhava,K.V. AU - Venkateswara Rao,K. TI - Putrescine Content as an Indicator of Potassium Deficiency in Pigeonpea UR - https://drive.google.com/file/d/1W7jaSzegmDFUdffEAZFGh3NopNKGnDWo/view?usp=drivesdk ER -