00342nam a2200073Ia 4500008004100000245009300041260012600134300000800260220214s9999    xx            000 0 und d 0aDevelopment of rubber plantation in Kottayam district Kerala: An expost evaluation study  bEvaluation Series, Thiruvananthapuram No.3, National Bank for Agriculture and rural development, Thiruvananthapuramc1990  a35p