Nusantara Science and Technology Proceedings
4th International Seminar of Research Month

Application of Biological Organic Fertilizers Towards P Dosage Reduction in Shallot Cultivation

Moch. Arifin (Department of Soil Science, Faculty of Agriculture, Universitas Pembangunan Nasional “Veteran” Surabaya, East Java)
Tri Mujoko (Department of Plant Protection, Faculty of Agriculture, Universitas Pembangunan Nasional “Veteran” Surabaya, East Java)



Article Info

Publish Date
18 May 2020

Abstract

With the large need for organic fertilizer in fulfilling agricultural cultivation, vermicompost is a fast and appropriate way to utilize local natural resources in meeting the needs of organic biological agents. This study aims to determine the effect of giving organic fertilizer kascing with biological dimensions and chemical fertilizers (Urea, KCl, KNO3 Merah, and Phonska) with indicators of shallot plants. The study was conducted using a randomized block design, with the treatment of giving biological fertilizer with a dose of 30 tons/ha combined with chemical fertilizer with a dose (Urea 200 tons/ha; KCl 200 tons/ha; red KNO3 200 tons/ha, and Phonska 200 tons / ha Ha). The treatments P0 (without chemical fertilizer), P1 (25% of the dose of chemical fertilizer), P2 (50% of the dose of chemical fertilizer), P3 (75% of the dose of chemical fertilizer) and P4 (100% of the dose of chemical fertilizer). The results showed the availability of P-soil and C-organic soil after treatment were not significantly different. Observation of plant height also shows unreal results. While the number of tubers and production results obtained P2 gives the highest yield and is significantly different from other treatments.

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Journal Info

Abbrev

nuscientech

Publisher

Subject

Agriculture, Biological Sciences & Forestry Chemical Engineering, Chemistry & Bioengineering Economics, Econometrics & Finance Engineering Law, Crime, Criminology & Criminal Justice Materials Science & Nanotechnology Medicine & Pharmacology

Description

NST Proceeding supports regional research communities to globalise their findings in Science and Technology by providing an open access, online platform in line with international publishing standards and indexing scholarly conference proceedings. The current emphasis of the NST Proceeding includes ...