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Journal : Jurnal Lahan Suboptimal

Pertumbuhan Bibit Karet Okulasi Berbagai Umur pada Media Tergenang Holidi Holidi; Etty Safriyani; Sutejo Sutejo
Jurnal Lahan Suboptimal : Journal of Suboptimal Lands Vol. 2 No. 2 (2013)
Publisher : Research Center for Sub-optimal Lands (PUR-PLSO), Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (299.622 KB) | DOI: 10.33230/JLSO.2.2.2013.69

Abstract

Luas areal lahan kering untuk budidaya perkebunan yang terbatas sehingga lahan rawa yang tergolong lebak dangkal menjadi alternatif untuk tempat budidaya perkebunan karet. Adaptasi tanaman karet terhadap genangan perlu diteliti. Penelitian ini bertujuan mengkaji respon pertumbuhan berbagai umur bibit karet dari stum mata tidur terhadap tinggi genangan air. Penelitian ini dilaksanakan di kebun percobaan Fakultas Pertanian Universitas Musi Rawas pada ketinggian 110 m dpl pada bulan Maret sampai Juni 2012. Penelitian ini menggunakan Rancangan Petak Berbagi (RPB) dengan tiga kali ulangan, tinggi genangan sebagai petak utama dan umur bibit sebagai anak petak. Perlakuan tinggi genangan (petak utama) terdiri dari tanpa genangan, genangan tinggi 5 cm, 15 cm dan 25 cm. Genangan diberikan selama 3 bulan. Perlakuan umur bibit terdiri dari 2 level, yaitu 3 bulan dan 5 bulan. Hasil penelitian menunjukkan bahwa bibit tanaman karet dapat bertahan hidup 3-12 minggu tergantung tinggi genangan
Korelasi Komponen Pertumbuhan dan Hasil pada Pertanian Terpadu Padi-Azolla Etty Safriyani; Mery Hasmeda; Munandar Munandar; Firdaus Sulaiman
Jurnal Lahan Suboptimal : Journal of Suboptimal Lands Vol. 7 No. 1 (2018): JLSO
Publisher : Research Center for Sub-optimal Lands (PUR-PLSO), Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (557.693 KB) | DOI: 10.33230/JLSO.7.1.2018.344

Abstract

Safriyaniet al, 2018. Correlation of Growth and Product Components on Integrated farming Padi-Azolla. JLSO 7(1):59-65.In order to increase the growth and production of rice plants that support sustainable agriculture can be done with the azolla application. This study aimed to evaluate the correlation of the components of growth and yield on rice-azolla production. The research was conducted on Karang Ketuan Subdistrict South Lubuklinggau II Subdistrict Lubuklinggau City from January to April 2018. This study used a randomized block consisting of K1=250 kg urea ha-1 without azolla, K2=250 kg urea ha-1+azolla 1000 kg ha-1, K3=187.5 kg urea ha-1+azolla 1000 kg ha-1, K4=125 kg urea ha-1+azolla 1000 kg ha-1, K5=62.5 kg urea ha-1+azolla1000 kg ha-1, K6=without Urea+azolla1000 kg ha-1. Data analysis used correlation and path analysis. The results showed that plant height and number of pithy grains correlated on grain weight with higher values than other growth components. Dry weight of straw and harvest index had a direct and positive effect on grain weight with cross coefficients value namely 1.086 and 0.755 representatives. Plant height and number of pithy grains could be used as an indicator of crop production.