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Nurhani Mashud
Balai Penelitian Tanaman Palma

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Respon Pertumbuhan dan Produksi Delapan Varietas Kelapa Sawit TM Terhadap Pemupukan N, P, K, Mg, dan B [Response Growth and Yield of Eight Varieties Oilpalm TM to N, P, K, Mg, and B Fertilizer] Yulianus R. Matana; Nurhani Mashud
Buletin Palma Vol 17, No 2 (2016): Desember, 2016
Publisher : Pusat Penelitian dan Pengembangan Perkebunan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21082/bp.v17n2.2016.105-113

Abstract

This study aims to determine the growth and production response of eight oil palm varities to fertilizer of N, P, K, Mg and B. This research was conducted from January and December 2015 in Sitiung experimental Garden West Sumatra province. The was conducted in the form factrorial  experiment using randomized block design . The first factor is the   eight oil palm varieties, which consists TS1, TS3, LTC, SMB, PPKS 540 (540), Dumpy, DMP and  DMK. The second factor is the comnination of dosage of fertilizer per palm, which consist of 1) 500 g urea + 200 g SP 36 + 750 g KCl + 500 g Kieserit + 50 g of borax, 2) 750 g of urea +1000 g SP 36 +750 g KCl + 500 g Kieserit + 50 g of borax, 3) 1400 g urea + 950 g SP 36 + 1150 g KCl + 350 g Kieserit + 60 g borax, 4) 1 500 g urea + 1000 g SP 36 + 1750 g KCl + 1500 g Kieserit, 5) 1000 g of urea + 800 g SP36 + 1500 g KCl + 700 g Kieserit + 55 g of borax and 6) 500 g urea + 400 g SP36 + 750 g KCl + 350 g Kieserit + 27.5 g borax. The results showed that the growth  and produstion respon of oil palm to fertilizer different according variety. Dumpy variety produce most weight fresh fruit namely 4.35 kg  on comination of fertilization dosage 1500 g urea + 1000 g SP 36 + 1750 g KCl + 1500 g kieserite. TS3 variety produce most number of leave ( 43.43 leaves/palm) on combination of fertilizer dosage 500 g urea + 400 g SP36 + 750 g KCl + 350 g kieserit + 27,5 g boraks.ABSTRAKPenelitian ini bertujuan mengetahui respon pertumbuhan dan produksi delapan varietas kelapa sawit terhadap pemupukan N, P,K , Mg dan B. Penelitian ini dilaksanakan bulan Januari hingga Desember 2015 di KP. Sitiung, Provinsi Sumatera Barat. Penelitian dilakukan dalam bentuk percobaan factorial menggunakan Rancangan Acak Kelompok. Faktor pertama adalah delapan varietas unggul kelapa sawit yang terdiri atas TS1, TS3, LTC, SMB, PPKS 540, Dummy, DMP dan DMK. Faktor kedua adalah kombinasi takaran pupuk per pohon yang terdiri atas: 1) 500 g urea + 200 g  SP 36 + 750 g KCl + 500 g kieserit + 50 g boraks,  2) 750 g urea +1000 g SP 36 +750 g KCl + 500 g kieserit + 50 g boraks, 3) 1400 g urea + 950 g SP 36 + 1150 g KCl + 350 g kieserit + 60 g boraks, 4) 1500 g urea + 1000 g SP 36 + 1750 g KCl + 1500 g kieserit, 5) 1000 g urea + 800 g SP36 + 1500 g KCl + 700 g kieserit + 55 g boraks dan 6) 500 g urea + 400 g SP36 + 750 g KCl + 350 g kieserit + 27,5 g boraks. Hasil penelitian menunjukkan bahwa respon tanaman kelapa sawit terhadap  pemupukan berbeda menurut varietas. Varietas Dumpy menghasilkan TBS paling berat, yaitu 4,35 kg pada kombinasi pupuk 1500 g urea + 1000 g SP 36 + 1750 g KCl + 1500 g kieserite sedangkan varietas TS3 menghasilkan daun yang terbanyak (43.53 pelepah/pohon) pada kombinasi pupuk 500 g urea + 400 g SP36 + 750 g KCl + 350 g kieserit + 27,5 g boraks.