TY - BOOK AU - MANJUSHA A R AU - Dr. S SHILAJA TI - TECHNO SOCIO ECONOMIC ASSESSMENT OF FARMERS' PRACTICES IN THE CULTIVATION OF COWPEA (Vigna unguiculata L.) IN THIRUVANANTHAPURAM DISTRICT U1 - J9(T:3) P00 MA 78 PY - 2000/// CY - COLLEGE OF AGRICULTURE VELLAYANI PB - DEPARTMENT OF AGRICULTURAL EXTENSION ER -