00403    a2200133   4500082001600000100001800016245009500034260005200129300001900181650003100200650000900231650001200240700001700252  a633.18bKAI  aKainth, G.S.   aRice productionbpotential and constraintsb a case study of productivity backward region   aNew DelhibInter-India Publicationsc1984g1985  axi,144p.c25cm  aField and plantation crops  aRice  aCereals  aMehra, P.L.