Judul: This research is on farmers perception of the role agriextensionworker in Sidomulyo dan Muari Village Oransbari Sub District south of Manokwari.
Abstrak: This research is about This research is on farmers perception of the role agri-extensionworker in Sidomulyo dan Muari Village, Oransbari Sub District, south of Manokwari. Purpose of this research is analyzed that influence farmers’s perceptions of the role extension agent’s (technician, facilitator and advisor). These factors include: (1) internal factors: the characteristics of farmers (age, formal education, non formal education, land ownership and farming experience) and (2) external factors: the social system (farmer involvement in the group and knowledge farmers of the role agri-extensionworker) includes two sample villages in Oransbari Sub District South Manokwari of West Papua by 80 respondents farmers who are still active in outreach activities. Data were analyzed with descriptive and inferential create frequency tables and percentages and using the Spearman rank correlation test at the level of 0.05 % to see the level of relationship between the independent variables . The results showed that (1) most of the members of farmer groups in the Sidomulyo and Muari Village are farmers has age period 35-47 years, with the level of education completed junior high school, often following training activities, internships, field trips related to agricultural extension activities, has a wide enough area 600-1000 m2, have 10-20 years of experience trying to farm, actively participates in regular meetings of relating to agricultural extension activities, (2) farmer’s perceptions of the role agri-extensionworker as a technician, facilitator and advisor categorized good, (3) there is a relationship between internal factors and external factors farmer characteristics (social systems) on farmer’s perceptions of the role agri-extensionworker as a technician, facilitator and advisor.
Keyword: perception, the role of agri-extensionworker, farmer, the agriextensionworker

Judul: Faktor-faktor yang berhubungan dengan peran unit pelaksana teknis dinas(UPTD) penyuluhan dan pos kesehatan hewan wilayah Cisarua, Kabupaten Bogor
Abstrak: One of a real action to develope the livestock farming is an extension for the farmers in the rural area.Technical Consultant and Husbandary Health Pos Service is one of the extension agency which can help the farmers to develop their farm by extension activity. The Technical Consultant and Husbandary Health Pos Service success is determined by hard work of extension agents and the farmers roles. From this side Technical Consultant and Husbandary Health Pos Service gets input to improve their performance so that the Technical Consultant and Husbandary Health Pos Service can improve their role in the farm development. The aims of the study are 1) to know the sheep farmer internal and external factors, 2) to know the extension agent internal and external factors, 3) to know the factors that correlate to the role of extension agency, 4) to analyze the internal and external farmer and extension agent in relationship to extension agency. This study was conducted from 7rd October until 21rd November 2005. The population of the study is all the sheep farmers and extension agent in subdistrict of Caringin. As many of 70 farmers were taken as sample using simple random sampling method and three extension agents as respondents. This study uses primary and secondary data. This study designed as a descriptive correlation survey. The internal and external farmers and extension agents relationship to extension agency were analyzed by Rank Spearman. Most of the farmers are 37-50 years old, graduated from elementary school, have 6-15 years of farming experience, have 0-0,49 ST of sheeps, 0-0.3 Ha land, farmers have the main occupation as farmer, has additional occupation as sheep farmer and the income of farmer is ranging from Rp. 450.000 to Rp. 800.000 per month. The extension agents are 38, 43, and 44 years old, graduate from Academy and have 11-19 years experience and also get Rp.925.000-1.400.000 income per month. The sheep farmer internal factors (age, education level, farming experience, farm land, income, occupation) have significant correlation to the agency role and intensity of extension, meanwhile the sheep farmer external factors (economic of scale, the market share and government policy) have no significant correlation to the agency role and intensity of extension.
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Judul: Hydrothermal Synthesis of Biphasic Calcium Posphate
Abstrak: Biphasio calsium phosphate (BCP), which was a mixture of hydroxypatite (HA) and tricalcium phosphate (TCP), was synthesized by hydrothermal method followed by sintering process. Hydroxyapatite was produced by using natural calcium source CaO from hen's eggshell and (NH4)2HPO4 as phosphate souce, other hydroxyapatite sample was produce by using synthetic calcium source Ca(OH) and H3PO4 as phosphate source.
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