FAO-ICARDA International Technical Cooperation Network on Cactus
Links
- http://agris.fao.org/agris-search/search.do?recordID=PK2010000680
- https://www.researchgate.net/publication/265794667_Digital_Charting_Technique_for_Monitoring_Rangeland_Vegetation_Cover_at_Local_Scale
- https://globalrangelands.org/dlio/56914
- http://www.tandfonline.com/doi/abs/10.1080/23818107.2016.1196147
- http://www.icimod.org/?q=3977
- http://www.icimod.org/v2/bull3/index.php/cms2/magic/?q=8782
- http://om.ciheam.org/om/pdf/a102/00006829.pdf
- http://www.bioone.org/doi/abs/10.2111/1551-501X-33.4.27
- http://research.engr.oregonstate.edu/ecomonitoring/node/1/