Nuniek Hermita, Nuniek
Staf Pengajar Jurusan Agroekoteknologi, Fakultas Pertanian Universitas Sultan Ageng Tirtayasa, Serang-Banten

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Journal : Agroteksos

PERBAIKAN VIGOR BENIH KAYU KUKU (Pericopsis mooniana THW.) MENGGUNAKAN HORMONE PRIMING (GIBBERELLIC ACID) DAN UJI TETRAZOLIUM Shelia, Finandita Rizki; Isminingsih, Sulastri; Hermita, Nuniek; Rustam, Evayusvita
AGROTEKSOS, Jurnal Ilmiah Ilmu Pertanian Vol 34 No 3 (2024): Jurnal Agroteksos Desember 2024
Publisher : Fakultas Pertanian Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/agroteksos.v34i3.1237

Abstract

Benih kayu kuku yang mengalami kemunduran mutu benih masih dapat ditingkatkan vigor nya melalui pemberian hormone priming (gibberellic acid/GA3). Penelitian ini bertujuan untuk mengetahui konsentrasi hormone priming dan lama perendaman yang efektif untuk meningkatkan vigor dan konsentrasi uji cepat tetrazolium untuk menentukan viabilitas benih kayu kuku. Penelitian ini menggunakan rancangan acak lengkap (RAL) 2 faktor. Faktor pertama konsentrasi hormon GA3 yaitu 100 ppm, 300 ppm, dan 500 ppm. Faktor kedua lama perendaman yaitu 24 dan 48 jam. Hasil penelitian menunjukan perendaman benih konsentrasi GA3 300 ppm merupakan hormone priming yang efektif dalam meningkatkan daya hantar listrik, nilai perkecambahan, dan rata-rata waktu berkecambah. Pengujian tetrazolium menunjukkan bahwa benih kayu kuku viabel atau masih hidup yaitu benih berwarna merah karena terdapat endapan trifenil formazan.
EKSPLORASI DAN KARAKTERISASI MORFOLOGI TANAMAN KOPI ROBUSTA (COFFEA CANEPHORA) DI KAWASAN GUNUNG KARANG Siahaan, Gita Shania Seprionika; Yenny, Ratna Fitry; Ritawati, Sri; Hermita, Nuniek
AGROTEKSOS, Jurnal Ilmiah Ilmu Pertanian Vol 34 No 3 (2024): Jurnal Agroteksos Desember 2024
Publisher : Fakultas Pertanian Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/agroteksos.v34i3.1304

Abstract

Genetic diversity of Robusta coffee plants (Coffea canephora) can be known by identifying morphological characters. Local Robusta coffee is found in the Karang Mountain area. This study aims to determine the diversity of morphological characters and characteristics that distinguish between plant samples in the Karang Mountain area. This research is an exploratory and descriptive survey with a purposive sampling technique. The variables observed were vegetative and generative morphological characters of plants. The results showed that there was a diversity of plant morphological characters and there were characteristics that distinguished between Robusta coffee plant samples in the Gunung Karang area. Vegetative characters include plant stature, plant height, plant shape, stem stature, stem branching shape, stipule shape, young leaf color, leaf shape, leaf tip shape, leaf edge shape, leaf length, and leaf width. Generative characters include fruit color, fruit shape, fruit width, fruit thickness, seed width, seed thickness, seed color, and seed shape.