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Screw tree (Helicteres isora Linn) productivity enhancement through branch pruning techniques

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The fruit of the screw tree (Helicteres isora) (‘kayu ules’ in Indonesian; ‘usak ne’o in the local language) is used for medicine (‘jamu’). This plant is a shrub species that grows to 4 m, with 9–12 stems. The fruit consists of five follicles that form spirals. The young fruit is green and, when mature, brown. The length and diameter of the mature fruit is 55.95 mm and 7.22 mm on average, respectively, with 55.29 mm of fruit stem.
    Publication year

    2019

    Authors

    Pamungkas, D.; Siswadi

    Language

    English

    Keywords

    silviculture, agroforestry

    Geographic

    Indonesia

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