Pertumbuhan dan Produksi Beberapa Varietas Padi Sawah (Oryza sativa L.) pada Berbagai Jenis Pupuk Organik di Kabupaten Batu Bara

Abstract

This research aims to determine the growth and production of several varieties of lowland rice (Oryza sativa L.) on various types of organic fertilizer in Batu Bara district. This research was carried out in Bangun Sari Village, Datuk Tanah Datar District, Batu Bara Regency with an altitude of ±9 meters above sea level from February to May 2024. This research used a Split Plot Design (RPT) using two factors. The first factor is a combination of fertilization consisting of No Manure + Farmer's Habitual Dose of Inorganic Fertilizer, Recommended Dose of Inorganic Fertilizer, 30 ton/ha of cow manure+ Farmer's Habitual Dose of Inorganic Fertilizer, 30 ton/ha of Chicken Manure+ Farmer's Habitual Dose of Inorganic Fertilizer and Fertilizer Goat Cage 30 tons/ha+ Inorganic Fertilizer, Farmer's Habitual Dosage. The second factor is lowland rice varieties consisting of Ciherang, Inpari 32, Mekongga and Mapan-05. The parameters observed were plant height (cm), number of tillers, number of productive tillers, panicle length (cm), number of grains per panicle (grain), weight of 1000 grains, number of filled grains, number of empty grains, weight of grain per sample plant, weight. Grain Per Plot, Production Per Ha.