... East. The other aim of this study was to compare the performance of two or more clones. Tooverview the situation of rubber cultivation in northeastern Thailand, the Office of RubberReplanting ... The registration of landoccupancy is at present the only form of land security for millions of people, and although3 The complex rubber agroforestry system includes a variety of plants, trees ... of rainfall. The Northeast of Thailand has beenpromoted for rubber plantation establishment, and, on the other hand, considerable variationin the amount of rainfall exists within the northeastern...