Yusnita Yusnita
Jurusan Budidaya Pertanian Fakultas Pertanian Universitas lampung

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RESPON PERTUMBUHAN PLANLET ANGGREK PHALAENOPSIS HIBRIDA TERHADAP PEMBERIAN DUA JENIS PUPUK DAUN DAN BENZILADENIN SELAMA AKLIMATISASI Maera Z; Yusnita Yusnita; Susriana Susriana
Enviagro: Jurnal Pertanian dan Lingkungan Vol 7 No 2 (2014): Enviagro: Jurnal Pertanian dan Lingkungan
Publisher : Program Studi Agroteknologi, Fakultas Pertanian, Fakultas Pertanian, Perikanan dan Biologi Universitas Bangka Belitung

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (141.986 KB)

Abstract

Optimization of planlets growth during acclimatization can be done by using plant growth regulator. This research was aimed to know the effect of two foliar fertilizer and benzyladenin on the growth of Phalaenopsis hybrid orchid planlets during acclimatization stage. The treatment was Growmore and Bayfolan as the foliar fertilizer with the various concentrate of benzyladenin (BA) at BA 0 mg/l, BA 15 mg/l and BA 30 mg/l. The results showed that Growmore foliar fertilizer had the better response of plant height and fresh weight plant compared to Bayfolan foliar fertilizer. BA 30 mg/l was increased the leaf number, and BA 15 mg/l and 30 mg/l was decreased root length and fresh weight plant. There was no interaction between foliar fertilizer and benzyladenin on the growth of Phalaenopsis hybrid orchid planlets
REGENERASI IN VITRO TANAMAN TEBU (Saccharum officinarum L.): INDUKSI DAN PROLIFERASI KALUS, SERTA INDUKSI TUNAS Ronald Bunga Mayang; Dwi Hapsoro; Yusnita Yusnita
JURNAL AGROTROPIKA Vol 16, No 2 (2011): Agrotropika Vol.16 No.2 2011
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (554.495 KB) | DOI: 10.23960/ja.v16i2.4269

Abstract

This research is a series of activities that studies the embryogenesis for somatic clonal reproduction plant sugarcane multiplication in vitro which in-cludes the callus induction of explant pieces rolls up the leaves, the proliferation of embriogenic callus, and shoots induction of embriogenic callus. Those of three researchs were conducted in a series. This experiment were carried out in The Plant Science Laboratory, the Faculty of Agriculture, the University of Lampung, Indonesia, from Oktober 2010 until April 2011. All experiments were conducted in a completely random-ized design. Treatments of Experiment I were 2,4-D concentrations (0, 1, 2, and 3 mg/l) with and without 250 mg/l of casein hydrolysate, while those of Experiment II were combinations of those two chemicals, 2,4-D concentrations (1, 2, and 3 mg/l) with and without 250 mg/l of casein hydrolysate. Treatments of Experiment III were BA concentrations (1 mg/l and 2.5 mg/l). Results of the experiments showed that the best callus induction was achieved using MS media containing 3 mg/l 2,4-D, and callus induction was not significantly affected by casein hidrolysates. Concentrations of 2,4-D did not significantly influence em-bryogenic callus proliferation. The best shoot proliferation was attained in MS media containing 2.5 mg/l. Keywords: Benzyladenine (BA), 2,4-D, Casein Hydrolisate, sugarcane, and culture in vitro.