Judul: Efektivitas Media Sosial Instagram Sebagai Media Promosi Coffee Shop "Kopi Perempuan Tani"
Abstrak: Instagram merupakan sebuah aplikasi media sosial untuk berbagi foto dan video. Penggunaannya yang mudah membuat aplikasi ini menarik sebagai sarana promosi bisnis. Bisnis yang trend saat ini dan jumlahnya banyak adalah coffee shop. Coffee Shop “Kopi Perempuan Tani” menggunakan instagram sebagai media promosi usahanya. Sehingga, tujuan dari penelitian ini adalah menganalisis hubungan antara keterdedahan akun @kopiperempuantani dalam media sosial instagram dengan efektivitas instagram sebagai media promosi coffee shop “Kopi Perempuan Tani”. Metode yang digunakan pada penelitian ini adalah metode kuantitatif dengan menggunakan kuesioner online dan didukung dengan data kualitatif melalui wawancara mendalam dengan informan yaitu pemilik usaha coffee shop “Kopi Perempuan Tani”. Responden yang digunakan dalam penelitian ini berjumlah 60 orang yang diperoleh melalui non probability sampling. Hasil penelitian menunjukkan bahwa terdapat hubungan yang positif dan signifikan antara keterdedahan media sosial instagram dengan dengan efektivitas instagram sebagai media promosi coffee shop “Kopi Perempuan Tani”., Instagram is a social media for sharing photos and videos. Its easy use makes this application attractive for business promotion. A business that there are a lot of them is coffee shops. Coffee Shop "Kopi Perempuan Tani" uses instagram as a promotional medium for its business. Thus, the purpose of this study is analyze the relationship between exposure of @kopiperempuantani accounts on instagram social media with the effectiveness of instagram as a promotional media for coffee shop "Kopi Perempuan Tani". The method used in this study is a quantitative method using an online questionnaire and supported by qualitative data through in-depth interviews with informants, namely coffee shop business owners "Kopi Perempuan Tani". The respondents used in this study amounted to 60 people obtained through non-probability sampling. The results of the research show that there is a positive and significant relationship between the exposure of Instagram social media and the effectiveness of Instagram as a promotional medium coffee shop “Kopi Perempuan Tani”
Keyword: instagram, coffee shop, promotion

Judul: The Effectiveness of Promotion Strategies in “Kopi Cakap” Coffee Shop during Pandemic
Abstrak: Coffee shop “Kopi Cakap” merupakan usaha coffee shop yang memanfaatkan promosi melalui media sosial Instagram dan kemasan pada masa pandemi ini. Tujuan dari penelitian ini yaitu untuk menganalisis efektivitas strategi promosi melalui Instagram dan kemasan coffee shop “Kopi Cakap” pada masa pandemi Covid-19. Penelitian ini menggunakan metode survei yang dilakukan dengan menggunakan kuesioner online. Kemudian melalui wawancara mendalam dengan informan yaitu pemilik usaha coffee shop “Kopi Cakap”. Responden yang digunakan dalam penelitian ini berjumlah 68 responden. Hasil dari penelitian menujukan bahwa Instagram efektif dalam memberikan stimulus perhatian (attention) responden, meningkatkan ketertarikan (interest) responden, keinginan (desire), serta membuat responden untuk melakukan tindakan (action). Desain kemasan yang dibuat oleh akun Instagram @kopicakap juga menimbulkan ketertarikan konsumen karena desain kemasan dibuat aman dan menarik dari segi botol kemasan, warna, ilustrasi, serta tipografi. Kemudian, faktor yang berhubungan dengan efektivitas promosi AIDA (attention, interest, desire, dan action) yaitu karakteristik konten Instagram pada akun Instagram @kopicakap., Coffee shop "Kopi Cakap" is a coffee shop business that utilizes promotions through social media Instagram and packaging during this pandemic. The purpose of this study is to analyze the effectiveness of promotional strategies through Instagram and coffee shop packaging "Kopi Cakap" during the Covid-19 pandemic. This study used survey methods conducted using online questionnaires. Then through an in-depth interview with the informant that is the owner of the coffee shop business "Kopi Cakap". The respondents used in this study numbered 68 respondents. The results of the study showed that Instagram is effective in providing stimulus attention (attention) respondents, increasing interest (interest) respondents, desire, and making respondents to take action (action). The packaging design created by @kopicakap Instagram account also attracts consumer interest because the packaging design is made safe and attractive in terms of packaging bottles, colors, illustrations, and typography. Then, factors related to the effectiveness of AIDA promotion (attention, interest, desire, and action) are the characteristics of Instagram content on instagram account @kopicakap.
Keyword: coffee shop, instagram, packaging, pandemic, promotion strategy

Judul: Pengujian Virus Newcastle Disease Gen VII Isolat Lapang Sebagai Virus Standar Pada Uji Tantang Vaksin
Abstrak: This study was conducted to determine the standard of Newcastle disease virus Gene VII field isolate as a virus challenge to vaccine test. A virus suspension that has previously been tested by HA test then titrated with EID50 using 30 Specific Pathogen Free (SPF) of 10 day old chicken embryonated eggs. In addition, chicken lethal dose50 (CLD50) test were used to determine the virus titer that could cause 50% death of the chicken population. The CLD50 test was used 25 day-old-chickens (DOC) divided into 5 groups. The virus was diluted from 10-1 to 10-8. The 104 to 10-8 dilution of NDV was infected to every group of chicken via eyedrop and intranasal with 0.1 ml/chicken dosage. Haemagglutination test showed that the allantoic fluid were contain high titers of NDV is 512 HAU. The infective NDV that had been titrated by EID50 test showed the virus titers is 109 EID50/0.1 ml or 1010 EID50/ml and the virus titers of CLD50 test e.i 106.48 CLD50/0.1 ml or 107.48 CLD50/ml. These results can be concluded that the NDV Gene VII field isolates were most appropriate to be used as a standard virus to vaccine test
Keyword: Newcastle Disease Virus Gene VII, HA tes, EID50 test, CLD50 test