Volume 12, Number 1 & 2, (December 1999) Articles 7 - 12

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    • ECONOMICS OF BEEKEEPING WITH APIS CERANA INDICA AND A. MELLIFERA IN RUBBER SMALLHOLDINGS OF KERALAResearch Articles
    • Pages 49 - 54
    • V.T. Jose, S. Thankamony, Toms Joseph & R. Kothandaraman
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    • PERFORMANCE OF HEVEA CLONES IN ASSAMResearch Articles
    • Pages 55 - 61
    • G.C. Mondal, Krishna Das, R.P. Singh, D. Mondal, C. Gupta, T. Gohain, H.K. Deka & A.P. Thapliyal
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    • EVALUATION OF COMMERCIAL YIELD PERFORMANCE OF HEVEA CLONES : AN ALTERNATIVE APPROACHResearch Articles
    • Pages 62 - 68
    • Toms Joseph & K Tharian George
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    • EFFECT OF TEMPERATURE AND VAPOUR PRESSURE ON MAJOR YIELD COMPONENTS OF RUBBER IN HUMID AND DRY SUB-HUMID CLIMATIC REGIONSResearch Articles
    • Pages 69 - 76
    • S.K. Dey, K.R. Vijayakumar, D.B. Nair & P. Subramanian
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    • AN ANALYSIS OF COSTS AND RETURNS OF NATURAL RUBBER PRODUCTION IN NIGERIAResearch Articles
    • Pages 77 - 85
    • E.O. Aigbekaen & E.C. Nwagbo
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    • DISSOLUTION PATTERN OF ROCK PHOSPHATESResearch Articles
    • Pages 86 - 91
    • V.K. Syamala, G.P. Bindumol, Elsie S. George, Joshua Abraham & K.I. Punnoose
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