Judul: Struktur Ekonomi dan Konversi Lahan Pertanian di Kabupaten Samosir
Abstrak: Samosir district has abundant natural resources both in agriculture and non-agriculture. However, if the construction is not directed to destroy the environment. The purpose of the study are to analyze the economic structure of Samosir District, to estimate the magnitude of the rate of conversion of agriculture land, and to identify the factors of agricultural land conversion. This survey used several tools, such as shift share analysis, partial rate, multiple regression analysis, logistic regression analysis, and content analysis. Sample were taken by purposive sample. A decade after separation became a district, in fact Samosir regency has not experienced a shift of economic structure and growth of the economic structure of the district experienced a positive growth. The largest sector contribution to GDP is agricultural sector by 67,35 percent followed by 18,62 percent service sector and trade, hotel and restaurant of 9,02 percent. Based on these results it can be said Samosir regency has a superior sector in the agricultural sector. Therefore, the district must improve or maintain agricultural production, especially food crops. Land conversion has taken place every year in Samosir regency. Average rate of conversion of agricultural land in Samosir regency of 1,1 percent per year. In this thesis, building land area, industrial, and percentage of labor in the agriculture sector are factors that led to the conversion of land at the regional level. Factors affecting the conversion of agricultural land at the farm level are long lived, farming experience, the price of fertilizer, and harvest. Based on content analysis the draft Regulation (RAPERDA), RTRW seems to be conservative and tourism infrastructure have extensive linkages to agriculture, industry, and services. This suggests that local governments pro-agriculture-based tourism that is expected to control agricultural land conversion occurs.
Keyword: Samosir Regency., Land Conversion, Economic Structure

Judul: Analisis konversi lahan pertanian di kabupaten Tangerang
Abstrak: Land conversion is a term that describes phenomenon of changing land- use from one to other uses permanently. Factors closely associated with land conversion were population growth, economic, and infrastructure development. This study aims are (1) to determine rate and pattern of farmland conversion in Tangerang District, (2) to know growth rate of population density, economic growth, and development of Tangerang District, and (3) to determine factors affecting conversion of agricultural land in Tangerang District. Land conversion in Tangerang District caused areas of agricultural land decreased 2.4% per year. The agricultural lands were converted into built land. Population density grew unevenly in Tangerang District. The highest population density growth rate occurred ( during 1997-2007 ) in Pasar Kemis (19% ) and Kronjo faced the lowest rate (0.2%). The economic growth rate in the Tangerang District can be seen from the 1997-2007 Gross Regional Domestic Product (GRDP) Tangerang District. In general, service sector has the highest growth rate (3.9%) followed b y industrial sector (0.9%) and agriculture sector (0.6%). Meanwhile, mining sector decreased by 4.1% per year. Level of development in Tangerang District analyzed with skalogram shows that in 2003 most of the villages (60.98%) were on 3rd hierarchy, while the rest on 2nd hierarchy (30.18%) and 1st hierarchy (8.84%). In the year 2006, there were an increase in number of villages on 2nd hierarchy and a decrease in number of villages on 3rd hierarchy, while the number of villages on 1st hierarchy were the same. Factors with high significant (p-level <0.05) influencing agricultural land conversion were GRDP growth of services sector, GRDP of agricultural sector, GRDP of manufacturing industry, educational facilities, economic facilities, accessibility to health facilities, and accessibility to government centre, whereas accessibility to educational facilities was the significant factor (p-level <0.1).
Keyword: 

Judul: Infeksi Cacing Jantung Dirofilaria Immitis, Railliet & Henry, 1911 Pada Anjing
Abstrak: Cacing Dirofilaria immitis dewasa yang tinggal dalm ventrikel kanan jantung anjing, sering kali menimbulkan gejala klinis yang cukup berat. Cacing Tersebut menghasilkan mikrofilaria yang selanjutnya berkembang menjadi larva infektif dalam saluran malphigi induk semang entara, yaitu nyamuk dari genus Culex, Aedes dan Anopheles.
Keyword: