TY - BOOK AU - SUNNYKUTTY M KURIAN AU - U MOHAMED KUNJU TI - NPK REQUIREMENT OF SHORT DURATION TAPIOCA VARIETIES GROWN IN THE UPLANDS OF KUTTANAD U1 - J N86 SU 81 PY - 1986/// CY - COLLEGE OF AGRICULTURE VELLAYANI PB - DEPARTMENT OF AGRONOMY ER -