Use of remote sensing to estimate paddy area and production
Subtitle: a handbook
By: Lea Rotairo, Anna Christine Durante, Pamela Lapitan, Lakshman Nagraj Rao
Contributors: Durante, Anna Christine, author; Lapitan, Pamela, author; Rao, Lakshman Nagraj, author; Asian Development Bank
Publisher: Asian Development Bank
Published: 2019
Place of publication: Mandaluyong City, Metro Manila, Philippines
Language: eng
Number of pages: 247
ISBN-13: 9789292615918
Subjects: Agriculture; Remote sensing
Notes: Includes bibliographical referenecs (pages 242-247)
Table of contents: title: Chapter 1: Introduction; title: 1.1. The Importance of Rice in Asia and the Pacific; title: 1.2. Agricultural and Rural Statistics for Food Security; title: 1.3. Sources of Agricultural and Rural Statistics in Developing Economies; title: 1.4. Using Remote Sensing for Agricultural and Rural Statistics; title: 1.5. ADB's Technical Assistance on Using Remote Sensing for Paddy Rice Statistics; title: 1.6. Objectives and Layout of the Handbook; title: Chapter 2. Basic Remote Sensing Concepts; title: 2.1. Definition of Remote Sensing; title: 2.2. Spatial, Temporal, Spectral, and Radiometric Resolution; title: 2.3. Synthetic Aperture Radar, Sensors, and Satellites; title: Chapter 3. Installing and Using the INAHOR-AD Software; title: 3.1. System Requirements; title: 3.2. Setting up the System; title: - 3.3. Getting to Know the INAHOR-AD Software; title: 3.4. Installing the INAHOR-AD Software; title: 3.5. Accessing ALOS-2 PALSAR-2 Images; title: 3.6. Accessing Data for Use with INAHOR-AD; title: 3.7. Starting the INAHOR-AD Software; title: 3.8. Creating Folders and Files; title: 3.9. Preparing the Data; title: 3.10. Copying SAR Data to a Designated Folder in Ubuntu; title: 3.11. Using the Pre-Processing Tool; title: 3.12. Using the Rice Crop Mapper; title: 3.13. Using the Rice Production Calculator; title: Chapter 4. Gathering Field Data and Conducting Accuracy Assessments; title: 4.1. Generating Random Points in QGIS; title: 4.2. Using Google Maps within QGIS; title: 4.3. Paddy Area Field Validation Ground-Truthing; title: 4.4. Pre-Field Survey Preparations; title: 4.5. Setting Up the iPads, Installing Apps, and Importing Files; title: 4.6. Ground-Truthing Field Work; title: 4.7. Field Survey Data Management; title: 4.8. Digitization of Maps for Paddy Area Estimation; title: 4.9. Estimation of Paddy Areas Using QGIS; title: Chapter 5. Crop Cutting Experiments and Farmer Recall Surveys for Paddy Yield Estimation; title: 5.1. Crop Cutting Experiments; title: 5.2. Crop Cutting Sample Selection; title: 5.3. Tracking Plot Boundaries Using Map Plus; title: 5.4. Estimating Plot Area Using Map Plus; title: 5.5. Crop Cutting Methodology; title: 5.6. Using a Grain Moisture Meter; title: 5.7. Sampling Weights Calculation; title: 5.8. Farmer Recall Survey Methodology; title: Chapter 6. Assessing Accuracy, Revising INAHOR Outputs, and Estimating Paddy Production; title: 6.1 Methods for Revising INAHOR-AD Settings for Improved Output; title: 6.2. Calculating Zonal Statistics Using QGIS; title: 6.3. Determining Optimal Threshold Values; title: 6.4. Producing Revised Output of Paddy Field Area Using INAHOR-AD; title: 6.5. Validating INAHOR-AD Paddy Area Estimates with Ground-Truthing Field Survey Data; title: 6.6. Using INAHOR-AD for Estimating Paddy Production; title: 6.7. Accuracy Assessment Using the Results of Paddy Area Field Validation Ground Truthing; title: APPENDIX 1: Ground-Truthing Field Survey Questionnaire and Enumerator's Manual: Nueva Ecija, Philippines; title: APPENDIX 2: Listing Form Used to Identify Sample Plots in Crop Cutting Experiments; title: APPENDIX 3: Crop Cutting Survey Questionnaire and Enumerator's Manual: Nueva Ecija, Philippines