Tingkat Toleransi Tanaman Lamtoro Mini (Desmanthus virgatus) terhadap Cekaman Salinitas melalui Teknik Kultur Jaringan
Date
2021Author
Nufus, Cindy Hardianti
Prihantoro, Iwan
Karti, Panca Dewi Manu Hara
Metadata
Show full item recordAbstract
Lamtoro mini (Desmanthus virgatus) memiliki potensi tinggi sebagai
sumber pakan ternak dan peluang dalam pengembangan tanaman pakan di daerah
salin. Penelitian ini bertujuan untuk mendapatkan informasi tingkat toleransi
tanaman Lamtoro mini terhadap cekaman salinitas pada level yang berbeda
dengan teknik kultur jaringan. Metode yang digunakan yaitu Rancangan Acak
Lengkap (RAL) dengan 5 perlakuan dan 25 ulangan. P0 (NaCl 0 ppm), P1 (NaCl
2500 ppm), P2 (NaCl 5000 ppm), P3 (NaCl 7500 ppm), dan P4 (NaCl 10000
ppm). Data yang dihasilkan dianalisis menggunakan software SPSS versi 26.
Peubah yang diamati yaitu tinggi tanaman, jumlah daun majemuk, jumlah ranting
daun, warna daun, kerontokan daun, dan viabilitas tanaman. Hasil penelitian
menunjukkan bahwa penambahan NaCl dengan level lebih dari 2500 ppm
berpengaruh nyata terhadap tinggi tanaman, jumlah daun majemuk, jumlah
ranting daun, dan warna daun, namun tidak berpengaruh nyata terhadap
kerontokan daun dan viabilitas tanaman. Simpulan penelitian menunjukkan
tanaman Lamtoro mini memiliki tingkat toleransi terhadap cekaman salinitas
hingga level 2500 ppm. Lamtoro mini (Desmanthus virgatus) has high potential as a source of
animal feed and opportunities in the development of forage crops in saline areas.
This study aims to obtain information about the tolerance level of Lamtoro mini to
salinity stress at different levels using tissue culture techniques. The method used
was Completely Randomized Design (CRD) with 5 treatments and 25 replications.
P0 (NaCl 0 ppm), P1 (NaCl 2500 ppm), P2 (NaCl 5000 ppm), P3 (NaCl 7500
ppm), and P4 (NaCl 10000 ppm). The resulting data were analyzed using SPSS
version 26 software. The variables observed were plant height, number of
compound leaves, number of leaf twigs, leaf color, leaf loss, and plant viability.
The results showed that the addition of NaCl with a level of more than 2500 ppm
had a significant effect on plant height, number of compound leaves, number of
leaf twigs, and leaf color, but had no significant effect on leaf loss and plant
viability. The conclusion of the study showed that the mini Lamtoro plant has a
tolerance level of salinity stress up to a level of 2500 ppm.