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Conference Proceedings

2017

HUANG, S., MIAO, Y., YUAN, F., CAO, Q., YE, H., LENZ-WIEDEMANN, V.I.S., KHOSLA, R. and BARETH, G. (2017): Proximal fluorescence sensing for in-season diagnosis of rice nitrogen status. Advances in Animal Biosciences: Precision Agriculture (ECPA) 2017: 8 (2), 343-348.

LU, J., MIAO, Y., SHI, W., LI, J. WAN, J., GAO, X. ZHANG, J. and ZHA, H. (2017): Using portable RapidSCAN active canopy sensor for rice nitrogen status diagnosis. Advances in Animal Biosciences: Precision Agriculture (ECPA) 2017: 8(2): 349-352.

ZHANG, J., MIAO, Y., and BATCHELOR, W.D. (2017): Evaluation of the CERES-Rice model for precision nitrogen management of rice in Northeast China. Advances in Animal Biosciences: Precision Agriculture (ECPA) 2017: 8(2): 328-332.

2016

BARETH, G., BOLTEN, A., GNYP,  M.L., REUSCH, S., and JASPER, J. (2016): Comparison of uncalibrated RGBVI with spectrometer-based NDVI derived from UAV sensing systems on field scale. In: Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., XLI-B8, 837-843, doi:10.5194/isprs-archives-XLI-B8-837-2016

HUANG, S., MIAO, Y., YUAN, F., GNYP, M. L., YAO, Y., CAO, Q., LENZ-WIEDEMANN, V., BARETH, G. (2016): Potential improvement in rice nitrogen status monitoring using RapidEye and WorldView-2 satellite remote sensing. In Proceedings of the 13th International Conference on Precision Agriculture (unpaginated, online). St. Louis, Missouri, USA. International Society of Precision Agriculture.

HÜTT, C., TILLY, N., SCHIEDUNG, H., and BARETH, G. (2016): Potential of multi-temporal Tandem-X derived crop surface models for maize growth monitoring. In: Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., XLI-B7, 803-808, doi:10.5194/isprs-archives-XLI-B7-803-2016

LU, J., MIAO, Y., HUANG, Y. and SHI, W. (2016): In-season diagnosis of rice nitrogen status using Crop Circle active canopy sensor and UAV remote sensing. In Proceedings of the 13th International Conference on Precision Agriculture (unpaginated, online). St. Louis, Missouri, USA. International Society of Precision Agriculture.

WANG, X., MIAO, Y., GUAN, Y., XIA, T., LU, J., MULLA, D.J. (2016): An evaluation of two active canopy sensor systems for non-destructive estimation of spring maize biomass. Proceedings of the Fifth International Conference on Agro-Geoinformatics (Agro-Geoinformatics 2016), Tianjin, China. July 18-20, 2016. DOI: 10.1109/Agro-Geoinformatics.2016.7577610

WILLKOMM, M., BOLTEN, A., and BARETH, G. (2016): Non-destructive monitoring of rice by hyperspectral in-field spectrometry and UAV-based remote sensing: Case study of field-grown rice in North Rhine-Westphalia, Germany. In:Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., XLI-B1, 1071-1077, doi:10.5194/isprs-archives-XLI-B1-1071-2016

2015

AASEN, H., BOLTEN, A., and BARETH, G. (in review): UAV hyperspectral image frame cameras: from camera categorization to quality assessment. 9th EARSeL SIG Imaging Spectroscopy Workshop.

BARETH, G. (2015): 3D data acquisition to monitor cropping systems: sensors and methods. In: D. Fritsch (Ed.): Proc. Photogrammetric Week 2015, pp. 85-92, Wichmann Verlag. (online proceedings)

CAO, Q., MIAO, Y, LI, F. and LU, D. (2015): Precision nitrogen management strategy for winter wheat in the North China Plain based on an active canopy sensor. In J. Stafford (Ed.) Precision Agriculture '15, The 10th European Conference on Precision Agriculture, Tel Aviv, Israel, July 12-16, 2015, pp. 1687-1693.

LU, J., MIAO, Y., SHEN, J., CAO, Q., HUANG, S., WANG, H., WU, H., HU, S., HU, X. (2015): Improving estimation of rice yield potential using active canopy sensor Crop Circle ACS 430 in Northeast China. In J. Stafford (Ed.) Precision Agriculture '15, The 10th European Conference on Precision Agriculture, Tel Aviv, Israel, July 12-16, 2015, pp.102-115.

LU, J., MIAO, Y., HUANG, Y., SHI, W., HU, X., WANG, X., WAN, J. (2015): Evaluating an unmanned aerial vehicle-based remote sensing system for estimation of rice nitrogen status. Proceedings of the Fourth International Conference on Agro-Geoinformatics (Agro-Geoinformatics 2015), Istanbul, Turkey. July 19-24, 2015.

SHI, W., LU, J., MIAO, Y, CAO, Q., SHEN, J., WANG, H., HU, X., HU, S., YANG, W., LI, H. (2015): Evaluating a Crop Circle active canopy sensor-based precision nitrogen management strategy for rice in Northeast China. Proceedings of the Fourth International Conference on Agro-Geoinformatics (Agro-Geoinformatics 2015), Istanbul, Turkey. July 19-24, 2015.

XIA, T., MAIO, Y., MI, G., KHOSLA, R., WU, D., SHAO, H. and XU, X. (2015): In-season estimation of spring maize nitrogen status with GreenSeeker active canopy sensor. Proceedings of the Fourth International Conference on Agro-Geoinformatics (Agro-Geoinformatics 2015), Istanbul, Turkey. July 19-24, 2015.

ZHAO, Q., BROCKS, S., LENZ-WIEDEMANN, V.I.S., MIAO, Y., and BARETH, G (2015): Regional application of the site-specific biochemical process-based crop model DNDC for rice in NE-China. DGPF Annual Conference'15, DGPF-Proceedings 24, pp. 415-421 (http://www.dgpf.de/src/tagung/jt2015/start.html).

2014

AASEN, H., BENDIG, J., BOLTEN, A., BENNERTZ, S., WILLKOMM, M. , and BARETH, G. (2014): Introduction and preliminary results of a calibration for full-frame hyperspectral cameras to monitor agricultural crops with UAVs. ISPRS-International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences XL-7(1), pp. 1-8. doi: 10.5194/isprsarchives-XL-7-1-2014

BENDIG, J. and BARETH, G. (eds) (2014): Proceedings of the Workshop on UAV-based Remote Sensing Methods for Monitoring Vegetation, 9-10 September 2013, University of Cologne, Germany. Kölner Geographische Arbeiten 94. Online Proceedings

BARETH, G., AASEN, H., BENDIG, J., GNYP, M.L., BOLTEN, A., JUNG, A., MICHELS, R., SOUKKAMÄKI, J. (2014): Spectral comparison of low-weight and UAV-based hyperspectral frame cameras with portable spectroradiometer measurements. In: J. BENDIG and G. BARETH (eds): Proceedings of the Workshop on UAV-based Remote Sensing Methods for Monitoring Vegetation, 9-10 September 2013, University of Cologne, Germany. Kölner Geographische Arbeiten 94, pp. 1-6. DOI: 10.5880/TR32DB.KGA94.

GNYP, M.L., MIAO, Y., YUAN, F., YU, K., YAO, Y., HUANG, S., and BARETH, G. (2014): Derivative analysis to improve rice biomass estimation at early growth stages. In: J. BENDIG and G. BARETH (eds): Proceedings of the Workshop on UAV-based Remote Sensing Methods for Monitoring Vegetation, 9-10 September 2013, University of Cologne, Germany. Kölner Geographische Arbeiten 94, pp. 43-50 DOI: 10.5880/TR32DB.KGA94.7

HÜTT, C., SCHIEDUNG, H., TILLY, N., and BARETH, G. (2014): Fusion of high resolution remote sensing images and terrestrial laser scanning for improved biomass estimation of maize. ISPRS-International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences XL-7(1), pp.101-108. doi: 10.5194/isprsarchives-XL-7-101-2014

TILLY, N., HOFFMEISTER, D.,AASEN, H., BRANDS, J., and BARETH, G. (2014): Multi-temporal Crop Surface Models derived from terrestrial laser scanning for accurate plant height measurement and biomass estimation of barley. In: J. BENDIG and G. BARETH (eds): Proceedings of the Workshop on UAV-based Remote Sensing Methods for Monitoring Vegetation, 9-10 September 2013, University of Cologne, Germany. Kölner Geographische Arbeiten 94, pp. 83-91. DOI:10.5880/TR32DB.KGA94.12

TILLY, N., HOFFMEISTER, D., SCHIEDUNG, H., HÜTT, C., BRANDS, J., and BARETH, G. (2014): Terrestrial laser scanning for olant height measurement and biomass estimation of maize.ISPRS-International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences XL-7(1), pp. 181-187. doi:10.5194/isprsarchives-XL-7-181-2014

SHEN, J., MIAO, Y., CAO, Q., WANG, H., YU, W., HU, S., WU, H., LU, J., HU, X., YANG, W. and LIU, F. (2014): Estimating rice nitrogen status using active canopy sensor crop circle 430 in Northeast China.  Proceedings of the Third International Conference on Agro-Geoinformatics (Agro-Geoinformatics 2014), Beijing, China. August 11-14, 2014.

YU, K., GNYP, M., GAO, L, MIAO, Y., CHEN, X.P., and BARETH, G. (2014): Using partial least squares (PLS) to estimate canopy nitrogen and biomass of paddy rice in China’s Sanjiang Plain. In: J. BENDIG and G. BARETH (eds): Proceedings of the Workshop on UAV-based Remote Sensing Methods for Monitoring Vegetation, 9-10 September 2013, University of Cologne, Germany. Kölner Geographische Arbeiten 94, pp. 99-103. DOI: 10.5880/TR32DB.KGA94.14

YU, W., MIAO, Y., HU, S., SHEN, J. and WANG, H. (2014): Evaluating a new leaf fluorescence sensor for estimating rice nitrogen status. Proceedings of the Third International Conference on Agro-Geoinformatics (Agro-Geoinformatics 2014), Beijing, China. August 11-14, 2014.

2013

BENDIG, J., WILLKOMM, M., TILLY, N., GNYP, M.L., BENNERTZ, S., CAO, Q., MIAO, Y., LENZ-WIEDEMANN, BARETH, G. (2013): Very high resolution crop surface models (CSMs) from UAV-based stereo images for rice growth monitoring in Northeast China. International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, XL-1/W2, UAV-g2013, 4-6 September 2013, Rostock, Germany.

CAO, Q., MIAO, Y., HUANG, S., WANG, H., KHOSLA, R., JIANG, R. (2013): Estimating rice nitrogen status with the Crop Circle multispectral active canopy sensor. In J. Stafford (Ed.) Precision Agriculture'13, The 9th European Conference on Precision Agriculture, Lleida, Spain, July 7-11, 2013, pp. 95-101.

HUANG, S., MIAO, Y., ZHAO, G., MA, X., TAN, C., BARETH, G., RASCHER, U., YUAN, F. (2013): Estimating rice nitrogen status with satellite remote sensing in Northeast China. - Agro-Geoinformatics Conference, 12-16 August, 2013, Fairfax, USA, pp. 550-557. DOI: 10.1109/Agro-Geoinformatics.2013.6621982

YAO, Y., MIAO, Y., JIANG, R., KHOSLA, R., GNYP, M.L., BARETH, G. (2013): Evaluating different active crop canopy sensors for estimating rice yield potential. - Agro-Geoinformatics Conference, 12-16 August, 2013, Fairfax, USA, pp. 538-542. DOI: 10.1109/Agro-Geoinformatics.2013.6621979

WANG, H., MIAO, Y., ZHAO, G., YAO, Y., KHOSLA, R. (2013): Evaluating different integrated precision rice management strategies in Northeast China. -  Agro-Geoinformatics Conference, 12-16 August, 2013, Fairfax, USA, pp. 419-422.

2012

BARETH, G. and WALDHOFF, G. (2012): Regionalization of agricultural management by using the multidata approach (MDA). The XXII Congress of the International Society of Photogrammetry and Remote Sensing, Aug. 25-Sep. 1, 2012, Melbourne, Australia.

BENDIG, J., BOLTEN, A. and BARETH, G. (2012): Introducing a low-cost Mini-UAV for Thermal- and Multispectral-Imaging. The XXII Congress of the International Society of Photogrammetry and Remote Sensing, Aug. 25-Sep. 1, 2012, Melbourne, Australia.

CAO, Q., Y. Miao, X. Gao, B. Liu, G. Feng, S. Yue. 2012. Estimating the nitrogen nutrition index of winter wheat using an active canopy sensor in the North China Plain. Proceedings of First International Conference on Agro-Geoinformatics (Agro-Geoinformatics 2012), Shanghai, China. August 2-4, 2012, pp: 178-182, DOI: 10.1109/Agro-Geoinformatics.2012.6311634.

LIU, B., Y. Miao, G. Feng, X. Gao, F. Li, S. Yue. 2012. Different Leaf  Sensing Approaches for the Estimation of Winter Wheat Nitrogen Status. In R. Khosla (Ed.) Proceedings of 11th International Conference on Precision Agriculture (ICPA), July 15-18, 2012, Indianapolis, Indiana, USA [CD-ROM].

CAO, Q., Y. Miao, X. Gao, G. Feng, B. Liu, and R. Khosla. 2012. Performance of two Active Canopy Sensors for Estimating Winter Wheat Nitrogen Status in North China Plain. In R. Khosla (Ed.) Proceedings of 11th International Conference on Precision Agriculture (ICPA), July 15-18, 2012, Indianapolis, Indiana, USA[CD-ROM].

LI, F., Y Miao, G. Feng, S. Yue, X. Chen, and B. Liu. 2012. Estimating summer maize nitrogen indicators using the canopy chlorophyll content index. In R. Khosla (Ed.) Proceedings of 11th International Conference on Precision Agriculture (ICPA), July 15-18, 2012, Indianapolis, Indiana, USA[CD-ROM].

YAO, Y., Y. Miao, S. Huang, R. Jiang, M.L. Gnyp, G. Bareth, and R. Khosla. 2012. In-season diagnosis of rice nitrogen status using an active sensor. In R. Khosla (Ed.) Proceedings of 11th International Conference on Precision Agriculture (ICPA), July 15-18, 2012, Indianapolis, Indiana, USA[CD-ROM].

GNYP, M.L., YAO, Y., YU, K., HUANG, S., LENZ-WIEDEMANN, V.I.S., MIAO, Y. and BARETH, G. (2012): Hyperspectral analysis of rice phenological stages in Northeast China. The XXII Congress of the International Society of Photogrammetry and Remote Sensing, Aug. 25-Sep. 1, 2012, Melbourne, Australia.

LENZ-WIEDEMANN, V.I.S., SCHNEIDER, K., MIAO, Y., and BARETH, G. (2012): Development of a regional crop growth model for Northeast China. In: YANG, Z. and CHEN, B. (eds): 18th Biennial ISEM Conference on Ecological Modelling for Global Change and Coupled and Natural System, 20-23 Sept. 2011, Beijing, China. Procedia Environmental Sciences 13, 1946-1955. doi:10.1016/j.proenv.2012.01.188

TILLY, N., HOFFMEISTER, D., LIANG, H., CAO, Q., LIU, Y., LENZ-WIEDEMANN, V.I.S., MIAO, Y. and BARETH, G. (2012): Evaluation of terrestrial laser scanning for rice growth monitoring. The XXII Congress of the International Society of Photogrammetry and Remote Sensing, Aug. 25-Sep. 1, 2012, Melbourne, Australia.

YAO, Y., MIAO, Y, HUANG, S., GAO, L., YU, K., JIANG, R., CHEN, X., GNYP, M.L., BARETH, G., ZHAO, L. and LIU, C. (2012, in review): Evaluating Different Precision Rice Management Strategies in Northeast China. 11th International Conference on Precision Agriculture (ICPA), July 15-18, 2012, Indianapolis, Indiana, USA.

YU, K., LENZ-WIEDEMANN, V.I.S., LEUFEN, G., HUNSCHE, M., NOGA, G., CHEN, X. and BARETH, G. (2012): Assessing hyperspectral vegetation indices for estimating leaf chlorophyll concentration of summer barley. The XXII Congress of the International Society of Photogrammetry and Remote Sensing, Aug. 25-Sep. 1, 2012, Melbourne, Australia.

YU, W., Y. Miao, G. Feng, S. Yue, B. Liu. 2012. Evaluating different methods of using chlorophyll meter for diagnosing nitrogen status of summer maize. Proceedings of First International Conference on Agro-Geoinformatics (Agro-Geoinformatics 2012), Shanghai, China. August 2-4, 2012. pp: 174-177, 10.1109/Agro-Geoinformatics.2012.6311633.

ZHAO, G. Y. Miao, F. Zhang, M. Fan. 2012. Developing an Integrated Rice Management System for Improved Yield and Nitrogen Use Efficiency in Northeast China. In R. Khosla (Ed.) Proceedings of 11th International Conference on Precision Agriculture (ICPA), July 15-18, 2012, Indianapolis, Indiana, USA [CD-ROM].

ZHAO, Q., BROCKS, S., LENZ-WIEDEMANN, V.I.S., MIAO, Y., JIANG, R., CHEN, X., ZHANG, F. and BARETH, G. (2012): Implementation of an Agricultural Environmental Information System (AEIS) for Sanjiang Plain, NE-China. The XXII Congress of the International Society of Photogrammetry and Remote Sensing, Aug. 25-Sep. 1, 2012, Melbourne, Australia.

2011

BARETH, G., BENDIG, J., and BOLTEN, A. (2011): Potentials of low-cost Mini-UAVs. In: LENZ-WIEDEMANN, V.I.S. and BARETH, G. (eds): Proceedings of the Workshop on Remote Sensing Methods for Change Detection and Process Modelling, 18-19 November 2010, University of Cologne, Germany. Kölner Geographische Arbeiten 92, 1-8.

HOFFMEISTER, D., BENDIG, J., and WALDHOFF, G. (2011): Evaluating airborne laser scanning data for generation of digital elevation models and land cover mapping. In: LENZ-WIEDEMANN, V.I.S., and BARETH, G. (eds): Proceedings of the Workshop on Remote Sensing Methods for Change Detection and Process Modelling, 18-19 November 2010, University of Cologne, Germany. Kölner Geographische Arbeiten 92, 31-38.

HOFFMEISTER, D., CURDT, C., TILLY, N., and BENDIG, J. (2011): 3D terrestrial laser scanning for field crop modelling. In: LENZ-WIEDEMANN, V.I.S., and BARETH, G. (eds): Proceedings of the Workshop on Remote Sensing Methods for Change Detection and Process Modelling, 18-19 November 2010, University of Cologne, Germany. Kölner Geographische Arbeiten 92, 25-30.

KOPPE, W., GNYP, M.L., YAO, Y., MIAO, Y., and BARETH G. (2011): Agricultural monitoring with spaceborne X-band SAR data. In: LENZ-WIEDEMANN, V.I.S., and BARETH, G. (eds): Proceedings of the Workshop on Remote Sensing Methods for Change Detection and Process Modelling, 18-19 November 2010, University of Cologne, Germany. Kölner Geographische Arbeiten 192: 55-61.

LENZ-WIEDEMANN, V.I.S., and BARETH, G. (eds) (2011): Proceedings of the Workshop on Remote Sensing Methods for Change Detection and Process Modelling, 18-19 November 2010, University of Cologne, Germany. Kölner Geographische Arbeiten 92.

2010

CURDT, C., HOFFMEISTER, D., JEKEL, C., UDELHOVEN, K., WALDHOFF, G., and BARETH, G. (2010): Implementation of a centralized data management system for the CRC Transregio 32 "Patterns in soil-vegetation-atmosphere-systems". In: CURDT, C., and BARETH, G. (eds): Proceedings of the Data Management Workshop, 29.-30.10.2010, University of Cologne, Germany. Kölner Geographische Arbeiten, H.90, pp. 27-33.

GNYP, M.L., YAO, Y., MIAO, Y., YU, K., HUANG, S., DORNAUF, E., HÜTT, C., LENZ-WIEDEMANN, V.I.S., LAUDIEN, R., CHEN, X., and BARETH, G. (2010): Evaluating within-field rice growth variability using Quickbird and Ikonos images in Northeast China. The 3rd ISDE Digital Earth Summit, June 12-14, 2010, Nessebar, Bulgaria, CD Proceedings, ISBN 978-954-724-039-1, 9 p.

2009

GNYP, M.L., LI, F., MIAO, Y., KOPPE, W., JIA, L., CHEN, X., ZHANG, F., and BARETH, G. (2009): Hyperspectral data analysis of N fertilization effects on winter wheat using spectrometer in North China Plain. IEEE Proc. 1st Workshop on Hyperspectral Image and Signal Processing: Evaluation in Remote Sensing, 26-28 August 2009, Grenoble, France, pp. 255-258.

GNYP, M.L., MIAO, Y., YU, K., Zhao, G., YAO, Y., DORNAUF, E., GAO, L., JIA, L., CHEN, X., ZHANG, F., and BARETH, G. (2009): Multispectral analysis of upland rice characteristics by Ikonos and Quickbird in Jiansanjiang, NE China. 6th International Symposium on Digital Earth (ISDE6), Beijing, China.

HOFFMEISTER, D., BOLTEN, A., CURDT, C., WALDHOFF, G., and BARETH, G. (2009): High resolution Crop Surface Models (CSM) and Crop Volume Models (CVM) on field level by terrestrial laserscanning. - Proc. 6th International Symposium on Digital Earh (ISDE6), Beijing, China.

JIA, L., YU, Z., LI, F., GNYP, M.L., KOPPE, W., BARETH, G., MIAO, Y., CHEN, X. and ZHANG, F. (2009): Nitrogen status estimation of winter wheat by using a IKONOS satellite image in the North China Plain. Joint International Agricultural Conference, 7.-8. June 2009, Wageningen, NL.

LI, F., MIAO,Y., GNYP, M.L., HENNIG, S.D., CHEN, X., JIA, L., and BARETH, G. (2009): Evaluating red edge vegetation indices for estimating winter wheat N status under high canopy coverage condition. Proceedings of the 16th International Plant Nutrition Colloqium, August 26-30, 2009, California, USA. Paper 1301. http://repositories.cdlib.org/ipnc/xvi/1301.

LI, F., MIAO Y., HENNIG, S.D., GNYP, M.L., CHEN X., JIA, L., and BARETH, G. (2009). Comparing hyperspectral vegetation indices for estimating nitrogen concentration of winter wheat. In E.J. van Henten, D. Goense, C. Lokhorst (eds): Precision Agriculture '09, pp. 141-149. Wageningen Academic Publishers, Wageningen, The Netherlands.

2008

BARETH, G. (2008): Multi-Data Approach (MDA) for enhanced land use and land cover mapping. - Proc. XXI ISPRS Congress, 3-11 July 2008, Beijing, China.

CURDT, C., HOFFMEISTER, D., WALDHOFF, G., and BARETH, G. (2008): Spatial Data Infrastructure for Soil-Vegetation-Atmosphere Modelling: Set-up of a spatial database for a research project (SFB/TR32). - Proc. XXI ISPRS Congress, 3-11 July 2008, Beijing, China.

GNYP, M.L., HENNIG, S.D., KOPPE, W. LI, F., JIA, L., CHEN, X., ZHANG, F., LAUDIEN, R., and BARETH, G. (2008): Hyperpectral data analysis of N-fertilization effects on winter wheat: a case study of Huimin County, North China Plain. - Proc. XXI ISPRS Congress, 3-11 July 2008, Beijing, China.

LAUDIEN, R., BROCKS, S., and BARETH, G. (2008): Designing and developing Spatial Decision Support Systems by using ArcGIS Engine and Java. - Proc. 4th GIS Conference & ISPRS Workshop on Geoinformation and Decision Support Systems, 6-7 January 2008, Tehran, Iran.

LAUDIEN, R., KLOSE, S., ZEYEN, A., RADEMACHER, C., and BROCKS, S. (2008): Implementation of non-Java based interfaces to embed existing models in Spatial Decision Support Systems - Case study: Integration of MS® Excel-models in IWEGS. - Proc. XXI ISPRS Congress, 3-11 July 2008, Beijing, China.

LI, F., CHEN, X., MIAO, Y., JIA, L., and ZHANG, H. (2008). Evaluating GreenSeeker-based In-Season Nitrogen Management Strategy for Winter Wheat in North China Plain. In R. Khosla (ed.) Precision Agriculture: Proceedings of the 9th International Conference on Precision Agriculture [CD-ROM]. July 20-23, 2008. Denver, Colorado, USA.

ZHEN, L., BARETH, G., CUI, Z.L., DOLUSCHITZ, R., ZHANG, F.S., and CHEN, X.P. (2008): Establishment of a GIS-based Regional Agro-Environmental Information System (RAEIS) in the North China Plain: a case study at Huimin County. - Proc. International Conference on Information Technology and Environmental System Sciences 2008, 15-17 May 2008, Jiaozuo, China.

2007

LAUDIEN, R., ROEHRIG, J., BARETH, G. and MENZ, G. (2007): Spatial decision support system for the modeling of agrarian marginality in Benin (West-Africa) (in German). - Proc. AGIT'2007, Wichmann: Heidelberg.

MIAO, Y., MULLA, D.J., RANDALL, G.W., VETSCH, J.A., and VINTILA, R. (2007): Identifying sensitive wavelengths and reflectance ratios for estimating corn nitrogen status. In Proceedings of 2nd Asian Conference on Precision Agriculture [CD-ROM]. 2-4 August, 2007. Pyeongtaek, South Korea. CIR Communication, Seoul, Korea.

MIAO, Y., MULLA, D.J., RANDALL, G.W., VETSCH, J.A., and VINTILA, R. (2007): Evaluating aerial hyperspectral remote sensing for early season N deficiency detection in corn. In D. J. Mulla (ed.) Proceedings of 8th International Conference on Precision Agriculture [CD-ROM]. July 23-26, 2006. Minneapolis, MN, USA.

MIAO, Y., MULLA, D.J., RANDALL, G.W., VETSCH, J.A., and VINTILA, R. (2007): Predicting chlorophyll meter readings with aerial hyperspectral remote sensing for in-season site-specific nitrogen management of corn. p. 635-642. In: J. V. Staffort (Ed.) Precision Agriculture '07. Wageningen Academic Publishers, Wageningen, The Netherlands.

2006

BARETH, G., KOGGE, M., HUBER, S., and YU, Z. (2006): Evaluating N2O-simulations of the DNDC model with measurement data for GIS-based regionalization. - Proc. 3rd Intern. N Conference 2004, October 12-16, Nanjing, China, Science Press: Monmouth Junction, pp. 829-834.

KOPPE, W., GNYP, M.L., LAUDIEN, R., JIA, L., LI, F., CHEN, X., and BARETH, G. (2006): Deriving of winter wheat characteristics from combined radar and hyperspectral data analysis. - SPIE Proc. Geoinformatics '2006, Wuhan, China.

LAUDIEN, R., GIERTZ, S., THAMM, H.-P., DIEKKRUEGER, B., and BARETH, G. (2006): Customizing ArcGIS for spatial decision support - case study of the location of water reservoirs in Benin. - SPIE Proc. Geoinformatics '2006, Wuhan, China.

LIU, G., YANG, X., SHEN, H., GE, Y., and MIAO, Y. (2006): An artificial neural network-based expert system for fruit tree disease and insect pest diagnosis. p. 1076-1079. In Proceedings of IEEE International Conference on Networking, Sensing and Control. ICNSC ’06. Ft. Lauderdale, Florida. April 23-25, 2006.