Judul: Tingkat Adopsi Artikel Topik dan Efek Komunikasi Majalah Pertanian (Kasus Pembaca Majalah Trubus di Jakarta Selatan)
Abstrak: The mass media in developing countries has a large role to support development. Development will work faster if supported by mass media. The mass media creates awareness, provides informations, and direct informations for the purposes of educations and extensions. Besides the mass media can motivate and mobilize communities to participate in development. The mass media also contributed agricultural innovations diffuse to communities. According to the diffusion of innovations theory, communicator who obtains message to the mass media, likely to have stronger influence towards others. Diffusions is the process by which invention are disseminated by people who are member of social system. The purpose of this study is to determine the levels of adoption of articles Topic among the Trubus Magazine readers in South Jakarta, in order to know the effect of communication Trubus Magazine, understand the factors which affect the levels of adoption of innovation toward Trubus Magazine readers. The study was designed as a research survey that is descriptive correlational variables by observing the reading frequency, exposure, income levels, education, and adoption of articles Topic. Respondents of this study are readers of Trubus Magazine in South of Jakarta. Based on the data of Distribution Department Trubus Magazine, there are 308 readers in South Jakarta until February 2011. The samples of this study are 76 readers. The data was collected by questionnaires and interviews: (1) an overview the characteristic of respondents, (2) the exposure of Topic of Trubus Magazine, (3) communication effect associated of cognitive, affective effect, and behavioral effect (4) adoption of innovations levels. Data analysis and processing characteristic of the relationship using the Spearman correlation formula. The results showed that (1) the distribution of respondents according to observable characteristics seems to vary, (2) top tree commodities on 7 others which are prefered by respondents as a topic are fruit (18.4%), traditional medicines (15.7%), and plantation (14,7%). (3) in relation to cognitive effects, the knowledge respondents are increased. Likewise the affective, respondents are better, (4) The most widely adopted innovation by respondents is the biopori technology one of the methods applied in rain water harvesting, (5) There is relation between exposure and knowledge and attitudes.
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Judul: Homophily of Farmers and Extension Workers and Its Influence on Adoption of Innovations (A Case in the Field School of Rice Integrated Crop Management in Kumpeh Ulu Districts, Muarojambi Counties, Jambi Province)
Abstrak: Communication process has a very important role in extension activities in order to achieve behavior change. One of the most obvious and fundamental principles of human communication is that the exchange of messages most frequently occurs between a source and a receiver who are alike, similar and homophily. Homophily is conceptualized at two levels, on the basis of measurement: (1) subjective, the degree to which a source or receiver perceives the dyad as similar in attributes; and (2) objective, the degree of observable similarity between source and receiver. The purpose of this research was to assess the influence of homophily level between farmers and extension worker of adoption of innovation in rice integrated crop management program. This research was a descriptive analytical survey. The primary data in this study were obtained from interviews with 166 farmer beneficiaries and 7 extension workers. The data obtained were analyzed using Kendall Tau-b correlation test (τ). Correlation of test results conclude that: (1) the objective homophily level of farmers and extension worker in general have a real relationship with the subjective homophily level of farmer and extension worker; (2) the objective homophily level of farmers and extension workers in general do not have a real relationship with the adoption of innovation level of rice integrated crop management except experiences and attitudes; and (3) the subjective homophily level of farmer and extension workers in general have a strong relationship with the adoption of innovation level of rice integrated crop management.
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Judul: Karakteristik Anatomi Skelet Kepala Buaya senyulong (Tomistoma schlegelii).
Abstrak: Buaya sepit atau senyulong (Tomistoma schlegelii) merupakan jenis buaya asli Indonesia yang berhabitat di sungai-sungai Sumatera, Kalimantan, dan juga pedalaman Sulawesi. Salah satu ciri khas buaya senyulong adalah bentuk moncong yang runcing dan sempit, namun hingga saat ini informasi mengenai struktur skelet kepala buaya senyulong sangat terbatas. Penelitian ini bertujuan untuk mempelajari karakteristik anatomi skelet kepala buaya senyulong yang dikatikan dengan fungsi dan perilakunya. Penelitian dilakukan secara eksploratif dengan melakukan pengamatan, pencatatan, dan pengambilan gambar dari skelet kepala buaya senyulong. Skelet kepala berukuran panjang 70 cm, lebar 29 cm, dan tingggi 17 cm dengan permukaan kasar pada os nasale, os frontale, os maxilla, os mandibula, os lacrimale, os jugale. Jumlah gigi pada buaya ini sebanyak 78 buah, terdiri dari 4 buah gigi premaxila, 16 buah gigi maxila, dan 19 buah gigi mandibula. Pada regio orbitalis ditemukan dua pasang fenestrae temporales yang berkembang baik. Fenestra supratemporale merupakan lubang oval yang membentang di sepanjang os parietale. Fenestra infratemporale berbentuk segitiga dan dibatasi oleh os squamosum, os postorbitale, os jugulare, dan os quadratum. Os mandibula hewan ini mempunyai symphysis mandibularis yang panjang yaitu garis yang melintang di corpus mandibulae. Secara fungsional ukuran symphysis mandibularis berkaitan dengan adaptasi hewan terhadap diet makan.
Keyword: kepala, moncong, Tomistoma schlegelii