12-12-2012 anja van der salm, director jan ties malda, account manager viktoria dorka, scientific...
TRANSCRIPT
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12-12-2012
• Anja van der Salm, director• Jan Ties Malda, account manager• Viktoria Dorka, scientific researcher
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LABORATORY RESEARCH CENTRE • Soil analyses• Plant analyses• Water analyses
• Fertilizing advice• Fertiliz(er)(ing) research• Crop monitoring • Precision agriculture
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De Drieslag 308251 JZ DRONTEN
Location www.altic.nl
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• Founded in 1992 as independent research center by the agricultural university Dronten and agricultural advice organizations
• Knowledge development by research as supporting system for educational goals• Needs for new fertilization advices by different crops• Legislation in The Netherlands about N and P2O5 makes it necessary to evaluate the existing
advices very critical• Farmers need accurate and actual supporting information to make good agricultural practice• More and more information is geo-based research and specific products
History and position of ALTIC
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What can ALTIC offer you?
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• By government agreed teaching organization• Regularly placement students at ALTIC• ALTIC organizes trainings at colleges and universities (PTC+/CAH/WUR)• Courses for agricultural specialists, advisors and farmers•Writing educational materials about fertilization and precision agriculture•
ALTIC connected with education
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The law of Liebig
minimum
Mg
P
K Ca
Fe
Mn
N
B
Zn
Why fertilizing?
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Soil solution
Many functions, for example:
• Component of chlorophyll• Strength of cells• Stimulating root development
Functions of nutrients
Plantroot
Nutriënts on soil (clay and organic matter)
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Soil sampling and analysisSampling
Sample must be representative for:• Part of the field (not too big)• Area where the crop will grow
Sample is representative:• With a big amount of sample points• Good homogeneity of the field
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Soil sampling and analysis
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• Soil (laboratory/soil scan)• Plant (laboratory/sensor technology)
Sensing and laboratory
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Reflection by vegetation
Bron: technopups.com
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Accurate satellite image
WDVI: Correction for bare soil
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Aircraft imaging
http://www.mdpi.com/2072-4292/2/1/290
http://www.vandenborneaardappelen.com/443/vliegtuig-sensing
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N-Sensor
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Determination field variation
GPS Determination position
Trustful measurement about vegetation with near/remote
sensing
GISFor translation sensor data to
management maps
Machines for variable dosage
Input ALTIC-advice
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UitvoeringNew product: soil scan
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Different maps
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Different types of maps
• Lutum (clay content in the soil) • Sand fraction• Organic matter content• Hydrological properties (water retention) • Height map with 2 cm accuracy
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Management maps
Management map for variable dosage:• compost• fertilization • soil herbicides• plant/ seed distances• water dosage
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• Sharing knowledge, increases knowledge• Looking for possibilities for working together• Translate our experience into educational materials• The specific content belongs to the Hungarian situation and the regional possibilities
Simple tools for precision agriculture Supported by practical advises about fertilization, crop
production and optimalisation
Goals of ALTIC in Leonardo
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