124°0' 124°20' 124°40' 125°0'

Mamasapano Shariff Saydona Mustapha LIGUASAN MARSH

Shariff Aguak R E G I O N X I I

Province of North Cotabato ARMM Ampatuan

Gen S.K. Pendatun Province of Tulunan

Lambayong !

Datu Abdullah Sangki

Pandag

ARMM L i n a o B a y Province of Maguindanao

Esperanza !

President Quirino ! Tacurong ^ Columbio ! R E G I O N X I

Province of Davao del Sur 6°40' 6°40' Mangudadatu

Isulan Lebak ! P LAKE BULUAN

Lutayan ! Tantangan

Kalamansig !

Bagumbayan !

Norala

R E G I O N X I I Koronadal

Province of South Cotabato R E P U B L I C O F T H E P H I L I P P I N E S Tampakan DEPARTMENT OF AGRICULTURE BUREAU OF SOILS AND Basiauang Bay WATER MANAGEMENT Sen. Ninoy Aquino ! Elliptical Road Cor. Visayas Ave., Diliman, Quezon City

Sto. Niño NUTRIENT STATUS MAP : NITROGEN ( Key Corn Areas )

Banga PROVINCE OF SULTAN KUDARAT °

SCALE 1:110,000 0 2 4 6 8 10

Kilometers Projection : Transverse Mercator Datum : PRS 1992 Surallah DISCLAIMER : All political boundaries are not authoritative

T u n a B a y

LOCATION MAP LEGEND Tupi 6°20' 6°20' 20°0' ORGANIC MATTER NITROGEN (N) AREA MAPPING UNIT DESCRIPTION Cotabato North Cotabato (OM) % % ha % City

7°0' Low 0.0 - 2.0 0.0 - 0.10 11,040 52.30 Maguindanao LUZON 15°0'

Davao del Moderately Low 2.1 - 3.5 0.105 - 0.175 6,047 28.65 Sur SULTAN R E G I O N X I I KUDARAT B a s i a ua n g B a y Moderately High 3.6 - 4.5 0.18 - 0.225 2,528 11.98 South Cotabato 10°0' Province of South Cotabato VISAYAS

High 4.6 - 5.5 0.23 and above 1,493 7.07 6°0' Sarangani

Lake Lahit T O T A L 21,108 100.00 CELEBES SEA MINDANAO 5°0' Area estimated based on field survey, other information from DA-RFO's, MA's, NIA Service Area, NAMRIA Land Cover 124°0' 125°0' 120°0' 125°0' (2010), and BSWM Land Use System Map

Lake Sultan LAKE SEBU Lake Sebu T'boli Polomolok Palimbang !

CONVENTIONAL SIGNS MISCELLANEOUS INFORMATION

ROADS BOUNDARY HYDROLOGY SOURCES OF INFORMATION : Topographic information taken from NAMRIA Topographic Map at a scale of 1:50,000. Elevation data taken from SRTM 1 arc-second global dataset (2015). Bathymetry information taken Expressway Regional Rivers / Lake from British Oceanographic Centre. Nitrogen status data gathered through the Soil Health Assessment - National Soil Sampling and Testing Project Phase IV led by the Bureau of Soils and Water Management in partnership with the DA - Regional Field Offices (RFOs) and Local Government Units (LGUs) in 2019. Trunk line Provincial Shoreline Users noting errors or omissions in this publication are requested to inform the BSWM, SRDC Bldg., Primary Elliptical Rd., cor. Visayas Avenue, Diliman, Quezon City, or visit the BSWM website City PLACES (http://www.bswm.da.gov.ph). Secondary Copyright © 2019. All rights reserved to the Bureau of Soils and Water Management. No part of this Municipal \ ^ Capital City / City Tertiary publication may be reproduced, stored in a retrieval system or published without written consent from the P ! Capital Town / Town BSWM. Residential Prepared and produced by the GEOMATICS AND SOIL INFORMATION TECHNOLOGY DIVISION, BSWM.

CELEBES SEA Province of Sarangani Province of South Cotabato

MAUGHAN LAKE

124°0' 124°20' 124°40' 125°0'