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ADAPTATION OF RUBBER TREE (HEVEA BRASILIENSIS) CLONES TO MARGINAL AREAS OF CÔTE D’IVOIRE
ELABO A.A.E. - ไม่ระบุหน่วยงาน
ชื่อเรื่อง (EN): ADAPTATION OF RUBBER TREE (HEVEA BRASILIENSIS) CLONES TO MARGINAL AREAS OF CÔTE D’IVOIRE
ผู้แต่ง / หัวหน้าโครงการ (EN): ELABO A.A.E.
บทคัดย่อ (EN): Since its introduction in Côte d'Ivoire, rubber tree cultivation has been established in forest areas called traditional areas. Due to land saturation in those areas, an extension of rubber tree cultivation in so-called marginal areas was observed. Therefore, it appeared essential to identify in those new areas, constraints related to agro-pedo-climatic conditions and the suitable planting material. Experiments were conducted from 1984 to 2011, across the country. So, 19 field trials planted on 18 locations taking into account 11 clones including GT 1, PR 107, PB 217, AVROS 2037, PB 235, RRIM 600, IRCA 41, IRCA 111, IRCA 230, IRCA 317 and PB 260 were set up on 18 locations. Studies revealed that the low rainfall, its distribution, water deficit, soil quality, bush fires, termites, lack of supervision, difficulties of planting material supply are the main constraints to rubber cultivation in marginal areas. In addition, budded stumps with two-whorl hardened leaves are the most appropriate planting material in those areas. The growth of clones in marginal areas, which is weaker compared to traditional areas, is more influenced by rainfall distribution, water deficit and the quality of soil than rainfall amount. Although their annual increase is more affected, the high yielding and fast growing clones are suitable to marginal areas. These results led to the extension of rubber cultivation in some areas initially so-called marginal. However, these studies needed to be continued and deepened through the establishment of new field trials covering all the marginal areas, in order to test more effectively the adaptation of new clones to those areas and to better understand variations of yield potential in those clones.
บทคัดย่อ: ไม่พบข้อมูลจากหน่วยงานต้นทาง
ภาษา (EN): en
เผยแพร่โดย (EN): การยางแห่งประเทศไทย
คำสำคัญ (EN): rubber tree.
เจ้าของลิขสิทธิ์ (EN): การยางแห่งประเทศไทย
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ADAPTATION OF RUBBER TREE (HEVEA BRASILIENSIS) CLONES TO MARGINAL AREAS OF CÔTE D’IVOIRE
ELABO A.A.E.
การยางแห่งประเทศไทย
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BIOMOLECULES CONTENTS AND RUBBER PROPERTIES OF SOME HEVEA BRASILIENSIS CLONES Evaluation of some clones (Hevea brasiliensis) in a small scale trial in the southern part of Guatemala The Agronomic Performances of Hevea Brasiliensis Clone IRCA111 in South-West of Côte d’Ivoire Components of Inorganic Phosphates in Rhizosphere of Rubber Tree (Hevea brasiliensis) Effectiveness of activated biochar from rubber (Hevea brasiliensis) seed shells and epicarp as an amelioration material against pesticide residues in soil Latex Harvesting Technologies Adapted to Clones IRCA18, IRCA 111, IRCA 130, PB 235 and PB 260 of Hevea brasiliensis (Rubber Tree) of the Class to Active Metabolism in South-Western Côte d’Ivoire DEVELOPMENT OF DWARF CLONES OF HEVEA BRASILIENSIS Process-based environmental models tree transpiration: A case study of rubber tree (Hevea brasiliensis) Carbon content in various parts of 5 para rubber clones (Hevea brasiliensis) ASSESSMENT OF SECONDARY LATICIFER DIFFERENTIATION IN RELATION TO RUBBER YIELD OF RUBBER TREE (HEVEA BRASILIENSIS Muell. Arg.)
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