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SEMNAS Hortikultura Buku 2 - Departemen Pertanian

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Pemanfaatan Pupuk Fosfat dan Pengairan dalam Upaya Peningkatan Kuantitas dan Kualitas Buah Mangga arumanis 143<br />

Juliati, S dan Istianto, M<br />

dengan hasil penelitian Attia et al. 2009, yang menyatakan penambahan hara fosfor dapat<br />

meningkatkan kualitas buah dalam hal TSS, vitamin C, dan total asam.<br />

Tabel 2. Hasil analisa buah Arumanis 143 setelah perlakuan<br />

Jenis analisa<br />

Perlakuan (Treatments)<br />

400 g SP-36 + air kapasitas lapang Kontrol<br />

Kadar air (%) 82,11 80,33<br />

Kadar gula (%) 18,53 17,86<br />

Kadar serat (%) 0,85 0,86<br />

TSS ( o Brix) 20,5 18,1<br />

Vitamin C (mg/100g) 17,53 16,10<br />

Total asam (%) 0,75 0,72<br />

KESIMPULAN<br />

1. Pemberian air sebesar 1 x kapasitas lapang dan pupuk P sebesar 400 g mampu menghasilkan<br />

persentase jumlah buah berbobot >400 g tertinggi .<br />

2. Terjadi peningkatan jumlah buah/pohon sebesar 61,3% pada perlakuan 400 g SP-36 dan<br />

pengairan sebesar kapasitas lapang dibanding kontrol.<br />

.<br />

SARAN<br />

Penelitian perlu dilanjutkan untuk memvalidasi data yang diperoleh termasuk data analisa<br />

ekonomi, sebelum direkomendasikan ke stakeholder.<br />

PUSTAKA<br />

1. Attia, M, Ahmed, MA & Sonbaty, MREl 2009, ‘Use of biotechnologies to increase growth,<br />

productivity and fruit quality of Magrabi Banana under different rates of phosphorus’, J. of<br />

Agriculture Sciences, vol. 5, no. 2, pp. 211-20.<br />

2. Balemi, T 2008, ‘Response of tomato cultivars differing in growth habit to nitrogen and<br />

phosphorus fertilizers and spacing on vertisols in Ethiopia’, Acta Agriculturae Slovenica, vol. 91,<br />

no. 1, pp. 103-19.<br />

3. <strong>Departemen</strong> <strong>Pertanian</strong>, 2008, Data statistik komoditas buah-buahan Indonesia.<br />

4. Havlin, JL, Beaton, JD, Tisdale, SL & Nelson, WL 1999, Soil Fertility and Fertilizer, Six<br />

edition.<br />

5. Jackson, T.L, Halvorson, AD & Tucker, BB 1997, Soil fertility in dryland agriculture, In H. E.<br />

Dregne & W.O. Willis (Eds), Dryland Agriculture, American Society Of Agronomy, Madison.<br />

6. Leiwakabessy, FM & Sutandi, A 2004, Pupuk dan pemupukan, Diktat Kuliah, <strong>Departemen</strong><br />

Tanah, Fakultas <strong>Pertanian</strong>,IPB, Bogor.<br />

7. Makhdum, MI, Malik, MNA, Shabab-ud-Din, & Chaudhry, FI 2001, ‘Effect of phosphorus<br />

fertilizer on growth, yield and fibre quality of two cotton cultivars’, J. of Research (Science), vol.<br />

12, no. 2, pp. 140-46.<br />

8. Mehla, CP, Srivastava, VK. Jage, S, Mangat, R, Singh, J & Ram, M 2000, ‘Response of tomato<br />

varities to N and P fertilization and spacing’, Indian Jornal of Agricultural Research, vol. 34, no.<br />

3, pp. 182-84<br />

9. Nagar, JP 2002, Soil phosphorus, its transformation and their relevance to crop productivity, In:<br />

Krishna, KR (Ed.). Soil Fertility and Crop Production. Science Publishers, Inc., USA.<br />

Prosiding SeminarNasional Pekan Inovasi Teknologi <strong>Hortikultura</strong> Nasional: Penerapan Inovasi Teknologi <strong>Hortikultura</strong><br />

dalam Mendukung Pembangunan <strong>Hortikultura</strong> yang Berdaya Saing dan Berbasis Sumberdaya Genetik Lokal,<br />

Lembang, 5 Juli 2012<br />

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