{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,25]],"date-time":"2026-04-25T14:34:00Z","timestamp":1777127640721,"version":"3.51.4"},"reference-count":50,"publisher":"MDPI AG","issue":"2","license":[{"start":{"date-parts":[[2020,2,3]],"date-time":"2020-02-03T00:00:00Z","timestamp":1580688000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Agronomy"],"abstract":"<jats:p>Montado is an agro-silvo-pastoral system characterized by a high complexity as a result of the interactions between climate, soil, pasture, trees, and animals. It is in this context that management decisions must be made, for example with respect to soil fertilization, grazing, or animal supplementation. In this work, the effect of the tree canopy on the spatial and temporal variability of the soil and productivity, quality, and floristic composition of the pasture was evaluated. Precision agriculture (PA) technologies for monitoring soil and pasture were also evaluated. The study was carried out between October 2015 and June 2018 in an experimental field of 2.3 ha. The results showed: (i) The positive impact of trees and animal grazing on soil fertility; (ii) the influence of inter-annual variability of precipitation on the pattern of pasture vegetative cycle; (iii) the positive effect of trees in pasture quality; (iv) the negative effect of trees in pasture productivity; (v) the role of pasture floristic composition as an indicator of soil limitations or climatic changes; (vi) the potential of technologies associated with the concept of PA as express tools to decision making support and for the optimization of the herbaceous stratum and the dynamic management of grazing in this ecosystem in a holistic and sustainable form.<\/jats:p>","DOI":"10.3390\/agronomy10020218","type":"journal-article","created":{"date-parts":[[2020,2,3]],"date-time":"2020-02-03T11:28:31Z","timestamp":1580729311000},"page":"218","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":25,"title":["Climate Changes Challenges to the Management of Mediterranean Montado Ecosystem: Perspectives for Use of Precision Agriculture Technologies"],"prefix":"10.3390","volume":"10","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-5178-8158","authenticated-orcid":false,"given":"Jo\u00e3o","family":"Serrano","sequence":"first","affiliation":[{"name":"MED-Mediterranean Institute for Agriculture, Environment and Development, Instituto de Investiga\u00e7\u00e3o e Forma\u00e7\u00e3o Avan\u00e7ada, Universidade de \u00c9vora, P\u00f3lo da Mitra, Ap. 94, 7006-554 \u00c9vora, Portugal"}]},{"given":"Shakib","family":"Shahidian","sequence":"additional","affiliation":[{"name":"MED-Mediterranean Institute for Agriculture, Environment and Development, Instituto de Investiga\u00e7\u00e3o e Forma\u00e7\u00e3o Avan\u00e7ada, Universidade de \u00c9vora, P\u00f3lo da Mitra, Ap. 94, 7006-554 \u00c9vora, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0305-8147","authenticated-orcid":false,"given":"Jos\u00e9","family":"Marques da Silva","sequence":"additional","affiliation":[{"name":"MED-Mediterranean Institute for Agriculture, Environment and Development, Instituto de Investiga\u00e7\u00e3o e Forma\u00e7\u00e3o Avan\u00e7ada, Universidade de \u00c9vora, P\u00f3lo da Mitra, Ap. 94, 7006-554 \u00c9vora, Portugal"},{"name":"Agroinsider Lda. (spin-off da Universidade de \u00c9vora), PITE, R. Circular Norte, NERE, Sala 18, 7005-841 \u00c9vora, Portugal"}]},{"given":"Lu\u00eds","family":"Paix\u00e3o","sequence":"additional","affiliation":[{"name":"Agroinsider Lda. (spin-off da Universidade de \u00c9vora), PITE, R. Circular Norte, NERE, Sala 18, 7005-841 \u00c9vora, Portugal"}]},{"given":"Emanuel","family":"Carreira","sequence":"additional","affiliation":[{"name":"MED-Mediterranean Institute for Agriculture, Environment and Development, Instituto de Investiga\u00e7\u00e3o e Forma\u00e7\u00e3o Avan\u00e7ada, Universidade de \u00c9vora, P\u00f3lo da Mitra, Ap. 94, 7006-554 \u00c9vora, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9430-9399","authenticated-orcid":false,"given":"Alfredo","family":"Pereira","sequence":"additional","affiliation":[{"name":"MED-Mediterranean Institute for Agriculture, Environment and Development, Instituto de Investiga\u00e7\u00e3o e Forma\u00e7\u00e3o Avan\u00e7ada, Universidade de \u00c9vora, P\u00f3lo da Mitra, Ap. 94, 7006-554 \u00c9vora, Portugal"}]},{"given":"M\u00e1rio","family":"Carvalho","sequence":"additional","affiliation":[{"name":"MED-Mediterranean Institute for Agriculture, Environment and Development, Instituto de Investiga\u00e7\u00e3o e Forma\u00e7\u00e3o Avan\u00e7ada, Universidade de \u00c9vora, P\u00f3lo da Mitra, Ap. 94, 7006-554 \u00c9vora, Portugal"}]}],"member":"1968","published-online":{"date-parts":[[2020,2,3]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"518","DOI":"10.19084\/RCA15137","article-title":"Manganese toxicity in Portuguese Cambisols derived from granitic rocks: Causes, limitations of soil analyses and possible solutions","volume":"38","author":"Carvalho","year":"2015","journal-title":"Revista de Ci\u00eancias Agr\u00e1rias"},{"key":"ref_2","doi-asserted-by":"crossref","first-page":"136","DOI":"10.1016\/j.foreco.2013.07.012","article-title":"Root functioning, tree water use and hydraulic redistribution in Quercus suber trees: A modeling approach based on root sap flow","volume":"307","author":"David","year":"2013","journal-title":"Forest. Ecol. Manag."},{"key":"ref_3","doi-asserted-by":"crossref","unstructured":"Puche, N., Senapati, N., Flechard, C.R., Klumpp, K., Kirschbaum, M.U.F., and Chabbi, A. (2019). Modeling carbon and water fluxes of managed grasslands: Comparing flux variability and net carbon budgets between grazed and mowed systems. Agronomy, 9.","DOI":"10.3390\/agronomy9040183"},{"key":"ref_4","doi-asserted-by":"crossref","unstructured":"Franzluebbers, A.J., Starks, P.J., and Steiner, J.L. (2019). Conservation of soil organic carbon and nitrogen fractions in a Tallgrass prairie in Oklahoma. Agronomy, 9.","DOI":"10.3390\/agronomy9040204"},{"key":"ref_5","doi-asserted-by":"crossref","first-page":"57","DOI":"10.1007\/s10457-014-9785-3","article-title":"Overgrazing in the Montado? The need for monitoring grazing pressure at paddock scale","volume":"90","author":"Oliveira","year":"2016","journal-title":"Agrofor. Syst."},{"key":"ref_6","unstructured":"(2006). Pastures in Alentejo: Technical Basis for Characterization, Grazing and Improvement, Gr\u00e1fica Eborense."},{"key":"ref_7","doi-asserted-by":"crossref","first-page":"59","DOI":"10.1016\/j.eja.2008.05.005","article-title":"Precision agriculture on grassland: Applications, perspectives and constraints","volume":"29","author":"Schellberg","year":"2008","journal-title":"Eur. J. Agron."},{"key":"ref_8","doi-asserted-by":"crossref","first-page":"262","DOI":"10.1007\/s11119-008-9099-4","article-title":"Within and between-field spatial variation in soil phosphorus in permanent grassland","volume":"10","author":"McCormick","year":"2009","journal-title":"Precis. Agric."},{"key":"ref_9","doi-asserted-by":"crossref","first-page":"251","DOI":"10.19084\/RCA15147","article-title":"Tecnologia GNSS de baixo custo na monitorizac\u00e3o de ovinos em pastoreio","volume":"39","author":"Oliveira","year":"2016","journal-title":"Revista de Ci\u00eancias Agr\u00e1rias"},{"key":"ref_10","doi-asserted-by":"crossref","unstructured":"Serrano, J., Sales-Baptista, E., Shahidian, S., Marques da Silva, J., Ferraz de Oliveira, I., Lopes de Castro, J., Pereira, A., Cancela d\u2019Abreu, M., and Carvalho, M. (2018). Proximal sensors for monitoring seasonal changes of feeding sites selected by grazing ewes. Agroforest. Syst.","DOI":"10.1007\/s10457-018-0219-5"},{"key":"ref_11","doi-asserted-by":"crossref","first-page":"25","DOI":"10.1007\/s10457-007-9036-y","article-title":"Driving competitive and facilitative interactions in oak dehesas through management practices","volume":"70","author":"Marcos","year":"2007","journal-title":"Agrofor. Syst."},{"key":"ref_12","doi-asserted-by":"crossref","first-page":"327","DOI":"10.1007\/s10457-008-9186-6","article-title":"Silvopastoralism in New Zealand: Review of effects of evergreen and deciduous trees on pasture dynamics","volume":"76","author":"Benavides","year":"2009","journal-title":"Agrofor. Syst."},{"key":"ref_13","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/j.agee.2013.01.002","article-title":"Soil organic matter content and composition as influenced by soil management in a semi-arid Mediterranean agro-silvo-pastoral system","volume":"167","author":"Seddaiu","year":"2013","journal-title":"Agric. Ecosys. Environ."},{"key":"ref_14","doi-asserted-by":"crossref","first-page":"475","DOI":"10.1016\/j.rse.2003.10.021","article-title":"Vegetation water content mapping using Landsat data derived normalized difference water index for corn and soybeans","volume":"92","author":"Jackson","year":"2004","journal-title":"Remote Sens. Environ."},{"key":"ref_15","first-page":"199","article-title":"Pasture production and composition under poplar in a hill environment in New Zealand","volume":"3","author":"Kemp","year":"2007","journal-title":"Agrofor. Syst."},{"key":"ref_16","doi-asserted-by":"crossref","unstructured":"Diacono, M., Persiani, A., Fiore, A., Montemurro, F., and Canali, S. (2017). Agro-ecology for potential adaptation of horticultural systems to climate change: Agronomic and energetic performance evaluation. Agronomy, 7.","DOI":"10.3390\/agronomy7020035"},{"key":"ref_17","doi-asserted-by":"crossref","unstructured":"Serrano, J., Shahidian, S., and Marques da Silva, J. (2018). Monitoring seasonal pasture quality degradation in the Mediterranean montado ecosystem: Proximal versus remote sensing. Water, 10.","DOI":"10.3390\/w10101422"},{"key":"ref_18","doi-asserted-by":"crossref","first-page":"4801","DOI":"10.1080\/01431161.2017.1404166","article-title":"Tree influence on soil and pasture: Contribution of proximal sensing to pasture productivity and quality estimation in montado ecosystems","volume":"39","author":"Serrano","year":"2018","journal-title":"Int. J. Remote Sens."},{"key":"ref_19","doi-asserted-by":"crossref","first-page":"175","DOI":"10.1016\/bs.agron.2017.01.003","article-title":"Delineation of soil management zones for variable-rate fertilization: A review","volume":"143","author":"Nawar","year":"2017","journal-title":"Adv. Agron."},{"key":"ref_20","doi-asserted-by":"crossref","first-page":"567","DOI":"10.3390\/agriengineering1040041","article-title":"Integration of soil electrical conductivity and indices obtained through satellite imagery for differential management of pasture fertilization","volume":"1","author":"Serrano","year":"2019","journal-title":"AgriEngineering"},{"key":"ref_21","first-page":"455","article-title":"Application of soil electrical conductivity to precision agriculture: Theory, principles, and guidelines","volume":"95","author":"Corwin","year":"2003","journal-title":"Agron. J."},{"key":"ref_22","doi-asserted-by":"crossref","first-page":"263","DOI":"10.1016\/j.compag.2004.11.010","article-title":"Relating apparent electrical conductivity to soil properties across the north-central USA","volume":"46","author":"Sudduth","year":"2005","journal-title":"Comput. Electron. Agric."},{"key":"ref_23","doi-asserted-by":"crossref","first-page":"103","DOI":"10.1016\/j.compag.2014.10.017","article-title":"Delineation of management zones to improve nitrogen management of wheat","volume":"110","author":"Peralta","year":"2015","journal-title":"Comput. Electron. Agric."},{"key":"ref_24","doi-asserted-by":"crossref","first-page":"780","DOI":"10.1071\/CP15319","article-title":"Calibration of GrassMaster II to estimate green and dry matter yield in Mediterranean pastures: Effect of pasture moisture content","volume":"67","author":"Serrano","year":"2016","journal-title":"Crop. Pasture Sci."},{"key":"ref_25","doi-asserted-by":"crossref","first-page":"1341","DOI":"10.1007\/s10457-017-0079-4","article-title":"A reliable and non-destructive method for estimating forage shrub cover and biomass in arid environments using digital vegetation charting technique","volume":"92","author":"Louhaichi","year":"2018","journal-title":"Agrofor. Syst."},{"key":"ref_26","doi-asserted-by":"crossref","unstructured":"Serrano, J., Shahidian, S., and Marques da Silva, J. (2019). Evaluation of normalized difference water index as a tool for monitoring pasture seasonal and inter-annual variability in a Mediterranean agro-silvo-pastoral system. Water, 11.","DOI":"10.3390\/w11010062"},{"key":"ref_27","unstructured":"AEMET (2011). Iberian Climate Atlas, Agencia Estatal de Meteorolog\u00eda (Espa\u00f1a) and Instituto de Meteorolog\u00eda (Portugal)."},{"key":"ref_28","unstructured":"FAO (2006). World Reference Base for Soil Resources, FAO. Food and Agriculture Organization of the United Nations, World Soil Resources Reports N 103."},{"key":"ref_29","first-page":"199","article-title":"Utersuchungeniiber die chemische Bodenanalyse als Grudlagefir die Beurteilung des Nahrstof-zunstandes der Boden. II. K. Lantbrhogsk","volume":"20","author":"Egner","year":"1960","journal-title":"Annlr"},{"key":"ref_30","unstructured":"AOAC (2005). Official Method of Analysis of AOAC International, AOAC International. [18th ed.]."},{"key":"ref_31","doi-asserted-by":"crossref","unstructured":"Braun-Blanquet, J. (1964). Pflanzensoziologie, Springer. [3rd ed.]. Grundz\u00fcge der Vegetationskunde.","DOI":"10.1007\/978-3-7091-8110-2"},{"key":"ref_32","doi-asserted-by":"crossref","first-page":"208","DOI":"10.1016\/j.agee.2013.07.009","article-title":"Land use and management effects on carbon and nitrogen in Mediterranean Cambisols","volume":"179","year":"2013","journal-title":"Agric. Ecosyst. Environ."},{"key":"ref_33","doi-asserted-by":"crossref","first-page":"5875","DOI":"10.3390\/su7055875","article-title":"Restoring Soil Quality to Mitigate Soil Degradation","volume":"7","author":"Lal","year":"2015","journal-title":"Sustainability"},{"key":"ref_34","doi-asserted-by":"crossref","first-page":"851","DOI":"10.1007\/s10457-014-9730-5","article-title":"Acacia nilotica-based silvipastoral systems for resource conservation and improved productivity from degraded lands of the Lower Himalayas","volume":"88","author":"Yadav","year":"2014","journal-title":"Agrofor. Syst."},{"key":"ref_35","doi-asserted-by":"crossref","first-page":"443","DOI":"10.1007\/s13593-014-0212-y","article-title":"Soil organic carbon sequestration in agroforestry systems. A review","volume":"34","author":"Lorenz","year":"2014","journal-title":"Agron. Sustain. Dev."},{"key":"ref_36","doi-asserted-by":"crossref","first-page":"737","DOI":"10.1007\/s11119-016-9446-9","article-title":"Spatial variability of soil properties and yield of a grazed alfalfa pasture in Brazil","volume":"17","author":"Bernardi","year":"2016","journal-title":"Precis. Agric."},{"key":"ref_37","doi-asserted-by":"crossref","first-page":"153","DOI":"10.1007\/BF02344752","article-title":"Pasture growth and floristic composition under the shade of Guava (Psidium guajava L.) trees in Costa Rica","volume":"6","author":"Somarriba","year":"1988","journal-title":"Agrofor. Syst."},{"key":"ref_38","doi-asserted-by":"crossref","first-page":"497","DOI":"10.1111\/j.1475-2743.2012.00428.x","article-title":"Soil organic-C accumulation and N availability under improved pastures established in Mediterranean Oak Woodlands","volume":"28","author":"Madeira","year":"2012","journal-title":"Soil Use Manag."},{"key":"ref_39","doi-asserted-by":"crossref","first-page":"1421","DOI":"10.1007\/s10457-013-9648-3","article-title":"Assessing foraging strategies of herbivores in Mediterranean oak woodlands: A review of key issues and selected methodologies","volume":"87","author":"Lamy","year":"2013","journal-title":"Agrofor. Syst."},{"key":"ref_40","doi-asserted-by":"crossref","first-page":"351","DOI":"10.1007\/s10457-008-9195-5","article-title":"Pasture production under densely planted young willow and poplar in a silvopastoral system","volume":"76","author":"Hussain","year":"2009","journal-title":"Agrofor. Syst."},{"key":"ref_41","doi-asserted-by":"crossref","first-page":"363","DOI":"10.1007\/s10457-008-9192-8","article-title":"Relationship between tree canopy height and the production of pasture species in a silvopastoral system based on alder trees","volume":"76","author":"Devkota","year":"2009","journal-title":"Agrofor. Syst."},{"key":"ref_42","doi-asserted-by":"crossref","first-page":"3242","DOI":"10.1016\/j.foreco.2008.01.069","article-title":"Dynamics of understory herbaceous plant diversity following shrub clearing of cork oak forests: A five-year study","volume":"255","author":"Zavala","year":"2008","journal-title":"For. Ecol. Manag."},{"key":"ref_43","doi-asserted-by":"crossref","unstructured":"Castrignan\u00f2, A., Buttafuoco, G., Quarto, R., Vitti, C., Langella, G., Terribile, F., and Venezia, A. (2017). A combined approach of sensor data fusion and multivariate geostatistics for delineation of homogeneous zones in an agricultural field. Sensors, 17.","DOI":"10.3390\/s17122794"},{"key":"ref_44","doi-asserted-by":"crossref","first-page":"335","DOI":"10.1016\/j.still.2009.12.002","article-title":"Delineation of management zones using mobile measurements of soil apparent electrical conductivity and multivariate geostatistical techniques","volume":"106","author":"Moral","year":"2010","journal-title":"Soil Tillage Res."},{"key":"ref_45","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1007\/s10661-016-5126-5","article-title":"Monitoring pasture variability: Optical OptRx\u00ae crop sensor versus Grassmaster II capacitance probe","volume":"188","author":"Serrano","year":"2016","journal-title":"Environ. Monit. Assess."},{"key":"ref_46","doi-asserted-by":"crossref","first-page":"1087","DOI":"10.1007\/s11119-019-09641-1","article-title":"Infuence of time of day on measurement with chlorophyll meters and canopy refectance sensors of diferent crop N status","volume":"20","author":"Padilla","year":"2019","journal-title":"Precis. Agric."},{"key":"ref_47","doi-asserted-by":"crossref","unstructured":"Gebremedhin, A., Badenhorst, P.E., Wang, J., Spangenberg, G.C., and Smith, K.F. (2019). Prospects for measurement of dry matter yield in forage breeding programs using sensor technologies. Agronomy, 9.","DOI":"10.3390\/agronomy9020065"},{"key":"ref_48","doi-asserted-by":"crossref","first-page":"1279","DOI":"10.3390\/rs70201279","article-title":"Modeling and mapping soil moisture of plateau pasture using RADARSAT-2 imagery","volume":"7","author":"Chai","year":"2015","journal-title":"Remote Sens."},{"key":"ref_49","doi-asserted-by":"crossref","first-page":"7275","DOI":"10.3390\/s8117275","article-title":"Use of reflectance measurements for the detection of N, P, K, ADF and NDF contents in Sainfoin pasture","volume":"8","author":"Albayrak","year":"2008","journal-title":"Sensors"},{"key":"ref_50","doi-asserted-by":"crossref","first-page":"110","DOI":"10.1111\/j.1365-2494.2012.00877.x","article-title":"Proximal sensing of the seasonal variability of pasture nutritive value using multispectral radiometry","volume":"68","author":"Pullanagari","year":"2013","journal-title":"Grass Forage Sci."}],"container-title":["Agronomy"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.mdpi.com\/2073-4395\/10\/2\/218\/pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,11]],"date-time":"2025-10-11T08:54:08Z","timestamp":1760172848000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.mdpi.com\/2073-4395\/10\/2\/218"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,2,3]]},"references-count":50,"journal-issue":{"issue":"2","published-online":{"date-parts":[[2020,2]]}},"alternative-id":["agronomy10020218"],"URL":"https:\/\/doi.org\/10.3390\/agronomy10020218","relation":{},"ISSN":["2073-4395"],"issn-type":[{"value":"2073-4395","type":"electronic"}],"subject":[],"published":{"date-parts":[[2020,2,3]]}}}