Abstract

The burning activity of peatlands in Kubu Raya Regency could kill various types of vegetation, one of which is ferns (Pteridophyta). Research on the species diversity of ferns needs to be execausted to obtain information or about the composition of the ferns species that present in peat ex-burn peat lands. This research was carried out at various ages sites (1, 2, 3 and 4 years) of ex-burn peat lands in Rasau Jaya Umum Village, Kubu Raya Regency. This study applyed survey metode with double plot technique, Plot laying using a purposive sampling methode, plot size was 5 x 5 m divided into 25 sub-plots of 1 x 1 m size.Three repetations were aplly made on each site. The results showed that on 1 year old ex-burn site were found 4 ferns species, paku ribu ribu (Lygodium microphyllum Cav.R.Br) paku cenceran (Neprolefis falcata Cap. C.Chr) paku lemiding (Stecchlanaena palustris Burm Bedd) and paku resam (Gleichenia linearis Burn Clarke) and 2,3,4, years old ex-burn peatland 3 species of ferns were found, namely paku cenceran (Neprolefis falcata Cap. C.Chr) paku lemiding (Stecchlanaena palustris Burm Bedd) and paku resam (Gleichenia linearis Burn Clarke). From the results of the study concluded that the diversity of species of ferns at various ages (1, 2, 3 and 4 years) of ex-burn peatlands in Rasau Jaya Umum Village, Kubu Raya Regency were not relatively similiar.Keywords: ex-burn peat land, fern, species diversity.

Highlights

  • PENDAHULUAN Aktivitas pembakaran lahan gambut khususnya di Kabupaten Kubu Raya dilakukan masyarakat setempat untuk penyiapan lahan pertanian

  • The results showed that on 1 year old ex-burn site were found 4 ferns species, paku ribu ribu (Lygodium microphyllum Cav.R.Br) paku cenceran (Neprolefis falcata Cap

  • Struktur Dan Komposisi Tumbuhan Paku-Pakuan Di Kawasan Hutan Gunung Sinabung Kabupaten Karo

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Summary

Paku Resam

Indeks Nilai Penting (INP) adalah tersebut tumbuh. Analisis data parameter kuantitatif yang digunakan dilakukan untuk mengetahui untuk menyatatakan tingkat penguasaan keanekaragaman jenis tumbuhan pakuspesies-spesies dalam suatu komunitas pakuan pada berbagai umur lahan bekas (Indrianto, 2006). Soerianegara dan Indrawan (1982), parameter kerapatan jenis, indeks nilai suatu jenis memiliki peran pada suatu penting (INP), indeks dominansi (C), komunitas dicirikan dengan nilai indeks keanekaragaman jenis (H'), penting yang tertinggi karena indeks kelimpahan jenis (e), dan indeks merupakan jumlah dari kepadatan relatif kekayaan jenis (d). Indeks nilai penting dari setiap tinggi indeks nilai penting suatu jenis jenis paku-pakuan diberbagai umur maka semakin tinggi penguasaannya lahan bekas kebakaran di sajikan pada didalam suatu komunitas tempat jenis tabel 2, tabel 3, dan tabel 4.

Neprolefis falcata
Kebakaran Tahun 2014
Analisis Tempat Tumbuh dipengaruhi oleh indeks keanekaragaman
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