Kandungan Hara Tanah dan Tanaman Karet Menghasilkan Terhadap Pemberian Tandan Kosong Kelapa Sawit (TKKS) dan Jumlah Lubang Biopori

Ando Tikkos M Simbolon, Chairani Hanum, Ratna Rosanty Lahay

Abstract


Nutrient conten of the soil and rubber produced by giving empty oil palm fruit bunches and the number of biopori holes. Rubber is a kind of plant which is important and can increase income and social prosperity. This research cond ucted at Silau Dunia garden PTPN III Serdang Bedagai on August – December 2014 by using random missed block design with two factors. The first factor is empty oil palm bunches contained : 0, 1, 2 and 3 kg for each biopori and the second factor is the number of holes consisted : 4, 8 and 12, With three replication. The results of this research showed that interaction application empty fruit bunch and number of biopori increase of N soil, N leaf and Cholorofil number.Keywords: Biopori, palm empty bunches, RubberABSTRA

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Program studi Agroteknologi

Fakultas Pertanian

Jl. Prof. A. Sofyan no. 3

Kampus Universitas Sumatera Utara

Padang Bulan- 20155

Medan-Sumatera Utara

E ISSN (2337-6597)