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Evaluation of Field Performance: Polybag Vs. Root Trainer Rubber Plants at Different Stages
Sherin George - ไม่ระบุหน่วยงาน
ชื่อเรื่อง (EN): Evaluation of Field Performance: Polybag Vs. Root Trainer Rubber Plants at Different Stages
ผู้แต่ง / หัวหน้าโครงการ (EN): Sherin George
บทคัดย่อ (EN): An experiment investigation the comparative field performance of polybag and root trainer rubber plants at different growth stages was initiated at the Central Experiment Station, Chethackal of the Rubber Research Institute of India representing the traditional rubber growing region in India during 2008 with clone RRII 105. The treatments comprised of combinations of two types of planting material viz., direct-seeded green-budded polybag plants and root trainer plants (raised by planting budded stumps) at three growth stages viz., one-whorl, two-whorl and three-whorl. Observations on growth were recorded for a period of four years. Success in establishment was hundred per cent in the field irrespective of the planting material and its stages. The variability in girth quantified using CV for polybag one-whorl, two-whorl, three-whorl and root trainer one- whorl, two-whorl and three-whorl plants were 12.72, 12.82, 12.38,12.35, 12.67 and 11.05 per cent, respectively. The significant difference observed in the girth of the plants among the types of planting material and its stages during the initial years progressively became less apparent and by two and a half years, only three-whorl polybag plants remained significantly superior to others. The same tend continued till four years of growth in the field. The performance of all other planting materials viz., polybag – one- whorl, two- whorl and root trainer – one– whorl, two- whorl and three- whorl were comparable. However, among these, considering the practical convenience and cost involved, root trainer one- whorl plants appear to be the ideal planting material for commercial planting of Hevea. The constraints and advantages of different planting materials while planting are also discussed.
บทคัดย่อ: ไม่พบข้อมูลจากหน่วยงานต้นทาง
ภาษา (EN): en
เผยแพร่โดย (EN): การยางแห่งประเทศไทย
คำสำคัญ (EN): planting material
เจ้าของลิขสิทธิ์ (EN): การยางแห่งประเทศไทย
หากไม่พบเอกสารฉบับเต็ม (Full Text) โปรดติดต่อหน่วยงานเจ้าของข้อมูล

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Evaluation of Field Performance: Polybag Vs. Root Trainer Rubber Plants at Different Stages
Sherin George
การยางแห่งประเทศไทย
ไม่ระบุวันที่เผยแพร่
Aplication of osmoregulator substances to improve rubber plants tolerance to water stress Elephant Dung as Potting Medium for Root Trainer Plants of Rubber (Hevea brasiliensis) ROOT ANATOMY OF MODIFIED ROOT TRAINER PLANTS OF HEVEA BRASILIENSIS The Role of Myanmar Rubber Planters and Producers Association (MRPPA) in Natural Rubber Development and its Recent Activities Carbon and Nutrients stock in mature rubber plantations with and without control of under flora FEASIBILITY OF RUBBER (Hevea brasiliensis Mull. Arg.) CULTIVATION IN THE EASTERN PROVINCE OF SRI LANKA; A NON TRADITIONAL AREA FOR RUBBER Expansion of rubber plantations as an environment factor to increase malaria risk at the Thai borders Adaptation of Root Trainer Technology in Different Agroclimatic Environments Evaluation of ground basalt as soil amelioration in relation to growth and nutrition of Hevea brasiliensis grown in polybags Labour used in rubber plantations and labour movement in rural, sub-urban and urban communities: A case study in Songkhla Province, Southern Thailand
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