121°20' 121°30' 121°40' 121°50' 122°0' 122°10' 122°20' 122°30' Province of Cagayan R E P U B L I C O F T H E P H I L I P P I N E S 17°30' D E P A R T M E N T O F A G R I C U L T U R E BUREAU OF SOILS AND 17°30' WATER M ANAGEM ENT Santa Maria Elliptical Road Cor. Visayas Ave., Diliman, Quezon City ! Province of Kalinga San Pablo SOIL pH MAP ! Cabagan ( Key Rice Areas ) ! PROVINCE OF ISABELA Santo Tomas ! ° Maconacon ! SCALE 1:156,000 0 2 4 6 8 10 12 14 Kilometers Projection : Transverse Mercator Datum : Luzon 1911 17°20' DISCLAIMER : All political boundaries are not authoritative Divilacan ! 17°20' Quezon ! Delfin Albano ! Tumauini ! A Mallig ! E S 17°10' Mountain Province 17°10' Quirino ! P a l a n a n B a y ILAGAN \ Roxas ! E N Burgos ! Palanan I ! Gamu ! P San Manuel Naguilian ! ! P 17°0' Aurora 17°0' ! Reina Benito Mercedes Soliven ! ! San Mariano ! I Luna ! Didado ngan Bay Cabatuan ! L CAUAYAN Province of Ifugao ^ I Dikadioan Bay H San Mateo ! P 16°50' 16°50' Digo llorin Bay Ramon ! Alicia ! Angadanan ! San Isidro ! San Guillermo Echague ! ! ^SANTIAGO Cordon ! 16°40' 16°40' Province of Nueva Vizcaya LEGEND MAPPING pH Value GENERAL AREA DESCRIPTION UNIT (1:1 Ratio) RATING ha % Nearly Neutral 25,973 14.13 > 6.8 to Extremely Alkaline 15,363 8.36 Low - - or <4.5 Extremely Acid - - - - 4.6 - 5.0 Moderately Low Very Strongly Acid - - Jones 11,710 6.37 ! 5.1 - 5.5 Moderately High Strongly Acid 10,606 5.77 LOCATION MAP Moderately Acid 75,393 41.02 5.6 - 6.8 High to Slightly Acid 44,767 20° 24.35 TOTAL 183,812 100.00 Dinapigue Cagayan ! Paddy Irrigated Paddy Non-Irrigated San Agustin ! AArreeaa reesfteirms atote tdh eb ascteuda ol nar feiea lsdu sruvervyeyd, boyt htehre ifniefoldrm suartvioeyn tferaom DA-RFO's, MA's, NIA Service Area, NAMRIA Land 17°30' Province of Quirino Province of Aurora Dilasac Bay Cover (2010), and BSWM Land Use System Map 16°30' Kalinga LUZON 15° 16°30' Mountain Province MISCELLANEOUS INFORMATION CONVENTIONAL SIGNS 17° ISABELA SOURCES OF INFORMATION : Topographic information taken from NAMRIA Topographic Map at a scale of Ifugao 1:50,000. Elevation data taken from SRTM 1 arc-second global dataset (2015). Bathymetry information taken ROADS BOUNDARY HYDROLOGY from British Oceanographic Centre. Fertility data gathered through the Bureau of Soils and Water Management (BSWM), National Soil Sampling and Testing for Fertility and Crop Suitability Assessment Project VISAYAS 10° led by the Soils Survey Division (SSD) in 2016. Expressway Regional Rivers / Lake Users noting errors or omissions in this publication are requested to inform the BSWM, SRDC Bldg., Trunk line Provincial 16°30' Elliptical Rd., cor. Visayas Avenue, Diliman, Quezon City, Philippines or visit the BSWM website Shoreline (http://www.bswm.da.gov.ph). Nueva Primary District PLACES Vizcaya Quirino Aurora Copyright © 2016. All rights reserved to the Bureau of Soils and Water Management. No part of this publication may be reproduced, stored in a retrieval system or published without written consent from the Secondary Municipal \ ^ Capital City / City MINDANAO BSWM. ! 5° P 16° Tertiary Capital Town / Town 121°30' 122° 122°30' 120° 125° Prepared and produced by the GEOMATICS AND SOIL INFORMATION TECHNOLOGY DIVISION, BSWM. 121°20' 121°30' 121°40' 121°50' 122°0' 122°10' 122°20' 122°30'.