KANDUNGAN BAHAN ORGANIK DAN BEBERAPA SIFAT FISIK TANAH SAWAH PADA POLA TANAM PADI-PADI DAN PADI SEMANGKA

Erwita Pardosi Erwita Pardosi, Jamilah Jamilah2, Kemala Sari Lubis

Abstract


Most of farmers using crop rotation of rice- watermelon to residuemanure straws from
harvested rice at Air Hitam Village, Lima Puluh Distric. The research was conducted to study some
physical characteristics and soil organic matter at two crop rotation (rice – rice and rice -
watermelon). The samples were taken at 0 – 20 cm soil depth and at there plots each crop rotation.
The parameters of soil measured were temperature, total porosity, bulk density, permeability and
organic matter. The result showed that all parameters were not different significantly between crop
rotation of rice – rice and rice – watermelon except soil temperature.

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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)