Tag Archives: Volume_24_Number_1_2

FACTORS AFFECTING PEOPLE PARTICIPATION IN MANAGEMENT OF DONG YAI COMMUNITY FOREST, WAPI PATHUM DISTRICT, MAHA SARAKHAM PROVINCE

Objectives of the study were to determine the socio–economic condition and factors affecting the participation in management of Dong Yai community forest. Data was collected by employing the designed questionnaires interviewed 204 respondents. The statistical analysis methods using for testing the setting hypothesis were t- test and F-test and with the given significance level of .05. The results of the ... Read More »

KAREN’S PARTICIPATION IN HERB DEVELOPMENT PROGRAM UNDER THE ROYAL INITIATIVE PROJECT IN PHATAT PHA DAENG SUBDISTRICT, MAE SOT DISTRICT, TAK PROVINCE

The study on Karen’s participation in herb development program  under the Royal Initiative Project in PhatatPhaDaengSubdistrict, Mae Sot District, TakProvince. The data were gathered by employing the designed questionnaires interviewed the household heads or representative of 160 sampled households. The obtained data was analyzed by statistical software package in order to represent the statistical values in term of frequency, percentage, ... Read More »

EFFECTS OF TREE AGES AND CHIP PRETREATMENTS ON CHEMITHERMOMECHANICAL PULP PROPERTIES FROM ALSTONIA SCHOLARIS (L) R.Br.

The effects of tree ages, chip pretreatments, and concentrations of utilized chemicals on unbleached CTMP properties were investigated in this study.  Alstonia scholaris (L) R. Br. with three ages of 5, 7 and 9 years old were processed to make wood chips separately and each of them was subjected to caustic soda and alkaline sulfite pretreatments before subjecting to mechanical ... Read More »

DIFFERENCE OF ENERGY BALANCE IN PADDY FIELD, SUKHOTHAI PROVINCE

Study on difference of energy balance was carried out in paddy field, Sukhothai province by using data recorded by Automatic Weather Station (AWS) during 1997-1998. The objective is to indicate the difference of energy balance in the paddy field both in the planting season and dry season. It was found that latent heat in planting season was about 10.9 MJ ... Read More »

MULTI-OBJECTIVE MATHEMATICAL PROGRAMMING MODELS AS DECISION SUPPORT SYSTEM FOR PARK ROADS MANAGEMEN

The park roads are built every year in the national parks of Thailand. New-built park roads are rarely based on sound road standards. The maximum gradient often exceeds allowable safety standards. A low road safety quality usually causes high road accidents. Presently, new park roads construction has high cost of investment and maintenance but relatively short life span of use. ... Read More »

FOREST ROAD DENSITY IN KHAO YAI NATIONAL PARK

This study was aimed at finding impaction index of forest road construction effect to forest ecosystem for establishing road guideline in forest road planning and design in national parks for minimal effect of road construction to wildlife and environment purpose. The scope of study included paved and unpaved roads in KhaoYaiNational Park. The national park area was divided into 6 ... Read More »

GEOGRAPHIC INFORMATION SYSTEM FOR DETERMINING LOCATION OF RANGER STATION IN KHAO YAI NATIONAL PARK

The objective of this study was to develop the process to determine the location of ranger stations in KhaoYaiNational Park. This park was chosen as a case study because it contains quite completed facilities and stable administration. One hundred and twenty five questionnaires containing opinion on biophysical and social criteria for locating ranger station were distributed to Superintendents of national ... Read More »

SPECIES DIVERSITY OF ANTS AT HUAY KHAYENG, THONG PHA PHUM DISTRICT, KANCHANABURI PROVINCE

Species diversity of ants was studied at Huay Khayeng, Thong Pha Phum District, KanchanaburiProvince during January to December 2004. The objective focused on species diversity. Ants were collected by 4 methods as fallow 1) plant litter sifting 2) honey bait trap 3) hand collecting and 4) soil sifting. The line transect  of  90 meters was set up in 4 forest ... Read More »

OPTIMAL ROTATION OF TEAK PLANTATION: A CASE STUDY AT THONG PHA PHUM PLANTATION

The study on optimal rotation of teak plantation with spacing of 4×4 m was carried out at Thong Pha Phum plantation, Kanchanaburi province. The 33 sampled plots were randomly laid out in 11 age classes of teak plantation with ranging from 10 to 26 years, and each age class including 3 sampled plots for good, medium and poor site quality. ... Read More »

SEEDLING ESTABLISHMENT OF CLIMAX SPECIES UNDER THE EUCALYPTUS PLANTATIONS AND OPEN AREAS

Reforestation is one of the good methods for sere shortening and rehabitation in the disturbed forest areas. Fast growing pioneer species are commonly recommended at the first stage of the plantation process, however, the final target is how to mix the native climax species into the successional process. To support this concept, the studies were conducted in the disturbed dry ... Read More »