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All Journal Jurnal Penelitian Pendidikan IPA (JPPIPA) JEPA (Jurnal Ekonomi Pertanian dan Agribisnis) Lumbung: Jurnal Ilmiah Politeknik Pertanian Negeri Payakumbuh Agro Bali: Agricultural Journal Unram Journal of Community Service (UJCS) International Journal of Economics, Business and Innovation Research
Mukhlis Mukhlis
Politeknik Pertanian Negeri Payakumbuh
Agriculture, Biological Sciences & Forestry Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering Chemistry Decision Sciences, Operations Research & Management Economics, Econometrics & Finance Education Environmental Science Law, Crime, Criminology & Criminal Justice Materials Science & Nanotechnology Physics Social Sciences

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Journal : Jurnal Penelitian Pendidikan IPA (JPPIPA)

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The Use of Insecticides Viewed from a Technical View of Applications in Corn Crops: Case Study of Corn Farmer Behavior Arfan Arfan; Sri Sudewi; Mukhlis Mukhlis; Mismawarni Srima Ningsih
Jurnal Penelitian Pendidikan IPA Vol 10 No 4 (2024): April
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v10i4.7158

Abstract

Synthetic insecticides are still used as the main solution in suppressing herbivorous insect attacks on maize at the farm level. The purpose of this research is to determine and find new ways farmers use insecticides wisely through a multi-aspect approach. The method used to determine the sample was purposive sampling with 50 corn farmers spread across five villages in the Tambulava sub-district. Primary data collection was obtained by observation through direct interviews with corn farmers using a prepared semi-structured questionnaire, and secondary data were obtained through a literature study and various sources related to research issues. Quantitative data were analyzed by simple tabulation (cross-tabulation analysis), while qualitative data were analyzed using an interpretation of existing phenomena. The results showed that four herbivorous insect species attacked corn plants in the Tanambulava District: Spodoptera frugiperda, Helicoverva armigera, Ostrinia furnacalis, and Locusta sp. Insecticide application time by local farmers is generally done in the morning by 90%, with application frequency varying 1-3 times a week. There are 13 active insecticide ingredients used by corn farmers in Tambulava District, Sigi Regency.
Performance of Cocoa Graft Seedlings as a Result of Different Number of Lower Stem Leaves and Entry Defoliation Time Mismawarni Srima Ningsih; Syafrison Syafrison; Fardedi Fardedi; Giska Oktabriana; Mela Rahmah; Hary Yanto Jailani; Mukhlis Mukhlis
Jurnal Penelitian Pendidikan IPA Vol 10 No 3 (2024): March
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v10i3.7176

Abstract

This research aims to see the effect of the number of leaves left on the rootstock and the best defoliation time to improve the performance of cacao shoot connection seedlings. The research was conducted in the experimental garden of Politeknik Pertanian Negeri Payakumbuh from March to July 2023. Cocoa clone ICS was used as rootstock and clone TSH as scion. The experimental design was 4x4 factorial with 3 replications, the environmental design was completely randomized design. Data were analyzed statistically using F test and DNMRT further test at 5% level. From the research and data processing, it was found that there is an interaction between the treatment of different number of rootstock leaves and different defoliation times on the performance of cocoa shoot grafting seedlings based on the variables of percentage of grafted seedlings, number of shoots, number of leaves, leaf area and weight of seedling scion. It can be concluded that defoliation of the rootstock six days before splicing with rootstock having four leaves produces the best performance of cacao shoot grafting seedlings
Co-Authors Andreas Leploi Angga Sebagustionnes Anggeline Amahorseja Arfan Arfan Ari Kristiningsih Dominggas M Kelabora Fadly Irmawan Fardedi Fardedi Filemon Tutratan Giska Oktabriana Hary Yanto Jailani Imelfina Musthafa Latifa Hanum Mela Rahmah Merdekawati, Dewi Mismawarni Srima Ningsih Nally Y.G.F. Erbabley Nur Alam Kasim Nurul Fatimah Yunita Rahmat Dhandy Riva Hendriani Safriyanto S Maruka Sigiro, Oktavia Nurmawaty Sri Kembaryanti Putri Sri Sudewi Syafrison Syafrison Taufik Hadi Ramli Toni Malvin Vivin Primadini Yanru Silubun Yetty Oktarina