สืบค้นงานวิจัย
Preliminary Study on Low Intensity Tapping System with Rainguard in a High Rainfall Area in Myanmar
Zar Ni Zaw1 - ไม่ระบุหน่วยงาน
ชื่อเรื่อง (EN): Preliminary Study on Low Intensity Tapping System with Rainguard in a High Rainfall Area in Myanmar
ผู้แต่ง / หัวหน้าโครงการ (EN): Zar Ni Zaw1
บทคัดย่อ (EN): In Myanmar, natural rubber (Hevea brasiliensis) is mainly grown in the southern part of the country where the rainfall is high leading to suspending of tapping in the rainy season and intensive tapping after the rainy season. Rubber farmers face problems of uneven distribution of tapping days, unemployment of tappers in the rainy season, low tapper productivity, high tapping cost, and shorter economical lifespan of the trees. Implementing low intensity tapping system (LITS) with rainguard without suspending the tapping in the rainy season was assumed as a hypothesis solution to address the problems. Thus, a preliminary study was carried out by conducting an on-farm experiment to assess yield and socio-economic performances of five tapping systems in the area. Thus, five treatments: (T1) S/2 d2 (no tapping in the rainy season, no resting in the wintering period); (T2) S/2 2d3 (no tapping in the rainy season, no resting in the wintering period); (T3) S/2 (RG) d2 (tapping with rainguard in the rainy season, resting in the wintering period); (T4) S/2 d3 ET2.5% Pa1(1) 3/y (m) (tapping without rainguard in the rainy season, resting in the wintering period); (T5) S/2 (RG) d3 ET2.5% Pa1(1) 3/y (m) (tapping with rainguard in the rainy season, resting in the wintering period) were evaluated. Although the cumulative yield of LITS with rainguard, T5, was less than that of T3, it was comparable with that of T1 with its significant higher tapper productivity along the year. Its bark consumption is 16% and 39% lower than that of T1 and T3 respectively. T5 could reduce 33% and 50% of tapper requirement by T1 and T3 respectively. Tapping costs of T5 were lower than that of other treatments based on unit area and unit production. It enables the highest total tapper income along the year. Its operating profits to the owners were not the highest but were comparable to T1. The study confirms that an optimum yield could be harvested with low cost of production resulting in optimum income practically throughout the year by implementing the LITS with rainguard.
บทคัดย่อ: ไม่พบข้อมูลจากหน่วยงานต้นทาง
ภาษา (EN): en
เผยแพร่โดย (EN): การยางแห่งประเทศไทย
คำสำคัญ (EN): operating profit
เจ้าของลิขสิทธิ์ (EN): การยางแห่งประเทศไทย
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Preliminary Study on Low Intensity Tapping System with Rainguard in a High Rainfall Area in Myanmar
Zar Ni Zaw1
การยางแห่งประเทศไทย
ไม่ระบุวันที่เผยแพร่
Methodology for satellite formation-keeping in the presence of system uncertainties LOW INTENSITY TAPPING SYSTEMS: PRELIMINARY RESULTS ON VIETNAMESE HEVEA CLONES High sedentary behaviour and low physical activity are associated with anxiety and depression in Myanmar and Vietnam Use of insecticide-treated nets among pig owners living in Japanese encephalitis endemic areas of northern Myanmar THE “DOUBLE CUT ALTERNATIVE” (DCA) TAPPING SYSTEM: AN INNOVATIVE TAPPING SYSTEM DESIGNED FOR THAI RUBBER SMALLHOLDINGS USING HIGH TAPPING FREQUENCY RESULTS AFTER TEN YEARS OF TAPPING Vertically integrated moisture flux convergence over southeast Asia and its relation to rainfall over Thailand Evaluating traditional knowledge on climate change (TKCC): A case study in the central dry zone of Myanmar IMPACTS OF LOW FREQUENCY TAPPING ON PRODUCTIVITY AND PRODUCTION COST : A CASE STUDY OF RUBBER INDUSTRY IN VIETNAM Preliminary development of land suitability assessment models using Automated Land Evaluation System (ALES) for growing irrigated paddy rice on sloping areas: A case study of Radhi watershed, Bhutan INFLUENCE OF TAPPING SYSTEM ON RUBBER CLONE ; RRIT 251
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