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| - | ='''Introduction'''= | + | __NOTOC__ |
| + | ==Welcome to the Crop Monitoring Box documentation== | ||
| + | ------------------------------------ | ||
| + | ===1. Introduction=== | ||
| - | '''[[Chapter1|Chapter 1]].''' The "raison d'être" of the crop forecasting. | + | [[Chapter1|1.1.]] General introduction to crop forecasting and its methods. |
| - | '''[[Chapter2|Chapter 2]].''' Overview of FAO food security work. Presentation of the overall crop forecasting philosophy adopted by FAO | + | [[Chapter2|1.2.]] Crop forecasting philosophy of FAO, an overview. |
| - | '''[[Chapter3|Chapter 3]].''' Introduction into the principles of crop modelling and their implementation in the CMBox. The principle of indicators like ETa and the WSI index. | + | [[Chapter3|1.3.]] The principles of crop modelling and their implementation in the CMBox. |
| - | '''[[Chapter5|Chapter 4]].''' Potential Evapotranspiration (PET) and its role in the calculation of crop water budgets and crop forecasting | + | [[Chapter5|1.4.]] Crop yield forecasting with water balance calculations. |
| - | '''[[Chapter4|Chapter 5]].''' Introduction to Remote Sensing (CCD and NDVI) and its role in crop forecasting | + | [[Chapter6|1.5.]] Introduction to CMBox software, data formats and GIS. |
| - | '''[[Chapter6|Chapter 6]].''' Introduction to GIS and data formats. | + | ===2. A crop monitoring network === |
| - | </blockquote> | + | |
| - | <blockquote> | + | [[Chapter7|2.1.]] The two basic modelling options: grid-based and station-based |
| - | ='''Gathering data and getting them right. '''= | + | [[Chapter8|2.2.]] Setting up a monitoring network. |
| - | '''[[Chapter7|Chapter 7]].''' The two basic modelling options: grid-based and station-based monitoring | + | [[Chapter9|2.3.]] Selection of a reference period. |
| - | '''[[Chapter8|Chapter 8]].''' Setting up a monitoring network. | + | ===3. Gathering and calculating weather data === |
| - | '''[[Chapter9|Chapter 9]].''' Selection of reference periods. | + | [[Chapter10|3.1]]. Entering and importing normal and actual weather data. |
| - | '''[[Chapter10|Chapter 10]].''' Entering and importing weather data. | + | [[Chapter11|3.2]]. Computing the reference evapotranspiration ET<sub>0</sub>. |
| - | '''[[Chapter11|Chapter 11]].''' Development of ET<sub>0</sub> computation procedure. | + | [[Chapter12|3.3]]. Preparing and using the dekadal rainfall and ET<sub>0</sub> database for crop monitoring |
| - | '''[[Chapter12|Chapter 12]].''' Preparation of ten-daily rainfall and ET<sub>0</sub> records | + | ===4. Gathering and calculating crop data === |
| - | '''[[Chapter13|Chapter 13]].''' Introduction to Geostatistics and the spatial interpolation of agroclimatic and other variables. (includes LocClim) .... | + | [[Chapter15|4.1]]. Defining cropping practices and conditions and preparation of polygons for main crop growing areas in the country. |
| - | '''[[Chapter14|Chapter 14]].''' Analysis of time series of climate and crops to identify trends, if they are present. Construction of detrended crop yield time series. | + | [[Chapter14|4.2]]. Analysis of time series of climate and crops to identify trends. Detrending yield. |
| - | '''[[Chapter15|Chapter 15]].''' Preparation of polygons for main crop growing areas in the country and define cropping practices and conditions. | + | ===5. Techniques to use when data are unavailable=== |
| - | </blockquote> | + | [[Chapter13|5.1]]. Introduction to Geostatistics and the spatial interpolation of weather and crop data. |
| - | <blockquote> | + | [[Chapter33|5.2]]. Filling gaps in agricultural statistics. |
| - | ='''Using satellite imagery'''= | + | ===6. The FAO water balance model and its crop forecasting indicators=== |
| - | '''[[Chapter16|Chapter 16]].''' Development of a standard procedure to define actual phenology (in particular crop planting date), based on local practice and satellite imagery | + | [[Chapter18|6.1.]] The FAO Water Balance Model. Monitoring crops. |
| - | '''[[Chapter17|Chapter 17]].''' Extract Normalised Difference Vegetation Index (NDVI) images for the country from the global data | + | [[Chapter19|6.2.]] Gathering all data into the FAO AgroMetShell crop simulation software. |
| - | </blockquote> | + | [[Chapter20|6.3.]] Run the Water Balance model. Understanding the output of the model. |
| - | <blockquote> | + | ===7. From water balance indicators to yield estimates=== |
| - | ='''Running the FAO water balance model '''= | + | [[Chapter22|7.1]]. Calibrate crop yields against water balance outputs and other variables. |
| - | '''[[Chapter18|Chapter 18]].''' Crops that can be monitored, including specific crops like irrigated crops. | + | [[Chapter23|7.2]]. Considerations when computing crop yield maps and create forecasts. |
| - | '''[[Chapter19|Chapter 19]].''' Read all data prepared above into the AgroMetShell crop simulation software (AMS) | + | ===8. Independent indicators=== |
| - | '''[[Chapter20|Chapter 20]].''' Run AMS for the historical time period, extract average water balance parameters over main crop growing areas | + | [[Chapter21|8.1]]. Examples of other weather based indicators. |
| - | '''[[Chapter21|Chapter 21]].''' Practical introduction to multiple regression techniques and the selection of variables through a principal components analysis | + | [[Chapter4|8.2.]] Remote Sensing and its role in crop forecasting. |
| - | '''[[Chapter22|Chapter 22]].''' Calibrate crop yields against water balance outputs and other variables against and validate the coefficients. | + | ===9. Data and information dissemination=== |
| - | '''[[Chapter23|Chapter 23]].''' Using equations derived under 19) above, compute crop yield maps and derive tables of agricultural statistics from the maps (the forecasts). | + | [[Chapter24|9.1]]. Prepare write-up of products for crop monitoring bulletins |
| - | ='''Data and information dissemination'''= | + | [[Chapter44|9.2]]. Outline of a Weather Impact Bulletin |
| - | '''[[Chapter23|Chapter 23]].''' Using other monitoring products in crop forecasting | + | ===10. Setting up a crop monitoring system=== |
| - | '''[[Chapter24|Chapter 24]].''' Prepare write-up of the products above as inputs to national crop monitoring bulletins | + | [[Chapter27|10.1]]. Introduction |
| - | ='''Setting up a crop monitoring system'''= | + | [[Chapter25|10.2]]. Resources required |
| - | '''[[Chapter25|Chapter 25]].''' Resources required | + | [[Chapter26|10.3]]. How to get assistance |
| - | '''[[Chapter26|Chapter 26]].''' Where to get assistance | ||
| - | + | [[Glossary|Glossary]] | |
| - | + | ||
| - | '''[[Glossary|Glossary]]''' | + | |
| + | ------------------------------------ | ||
| </blockquote> | </blockquote> | ||
Current revision
[edit]Welcome to the Crop Monitoring Box documentation
[edit]1. Introduction
1.1. General introduction to crop forecasting and its methods.
1.2. Crop forecasting philosophy of FAO, an overview.
1.3. The principles of crop modelling and their implementation in the CMBox.
1.4. Crop yield forecasting with water balance calculations.
1.5. Introduction to CMBox software, data formats and GIS.
[edit]2. A crop monitoring network
2.1. The two basic modelling options: grid-based and station-based
2.2. Setting up a monitoring network.
2.3. Selection of a reference period.
[edit]3. Gathering and calculating weather data
3.1. Entering and importing normal and actual weather data.
3.2. Computing the reference evapotranspiration ET0.
3.3. Preparing and using the dekadal rainfall and ET0 database for crop monitoring
[edit]4. Gathering and calculating crop data
4.1. Defining cropping practices and conditions and preparation of polygons for main crop growing areas in the country.
4.2. Analysis of time series of climate and crops to identify trends. Detrending yield.
[edit]5. Techniques to use when data are unavailable
5.1. Introduction to Geostatistics and the spatial interpolation of weather and crop data.
5.2. Filling gaps in agricultural statistics.
[edit]6. The FAO water balance model and its crop forecasting indicators
6.1. The FAO Water Balance Model. Monitoring crops.
6.2. Gathering all data into the FAO AgroMetShell crop simulation software.
6.3. Run the Water Balance model. Understanding the output of the model.
[edit]7. From water balance indicators to yield estimates
7.1. Calibrate crop yields against water balance outputs and other variables.
7.2. Considerations when computing crop yield maps and create forecasts.
[edit]8. Independent indicators
8.1. Examples of other weather based indicators.
8.2. Remote Sensing and its role in crop forecasting.
[edit]9. Data and information dissemination
9.1. Prepare write-up of products for crop monitoring bulletins
9.2. Outline of a Weather Impact Bulletin
[edit]10. Setting up a crop monitoring system
10.1. Introduction
10.2. Resources required
10.3. How to get assistance