Jan Willem Hofstee
Jan Willem Hofstee
Ass. professor Farm Technology Group, Wageningen Universtity
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An electronic control system for pesticide application proportional to the canopy width of tree crops
F Solanelles, A Escolà, S Planas, JR Rosell, F Camp, F Gràcia
Biosystems engineering 95 (4), 473-481, 2006
1452006
Handling and spreading of fertilizers Part 1: Physical properties of fertilizer in relation to particle motion
JW Hofstee, W Huisman
Journal of Agricultural Engineering Research 47, 213-234, 1990
1001990
Detection of diseased plants by analysis of volatile organic compound emission
RMC Jansen, J Wildt, IF Kappers, HJ Bouwmeester, JW Hofstee, ...
Annual review of phytopathology 49, 157-174, 2011
792011
Handling and spreading of fertilizers: part 2, physical properties of fertilizer, measuring methods and data
JW Hofstee
Journal of Agricultural Engineering Research 53, 141-162, 1992
651992
Measurement of velocity and diameter of individual fertilizer particles by an optical method
TE Grift, JW Hofstee
Journal of Agricultural Engineering Research 66 (3), 235-238, 1997
611997
Colour based detection of volunteer potatoes as weeds in sugar beet fields using machine vision
AT Nieuwenhuizen, L Tang, JW Hofstee, J Müller, EJ Van Henten
Precision Agriculture 8 (6), 267-278, 2007
592007
Testing an online spread pattern determination sensor on a broadcast fertilizer spreader
TE Grift, JW Hofstee
Transactions of the ASAE 45 (3), 561-567, 2002
592002
Fruit detectability analysis for different camera positions in sweet-pepper
J Hemming, J Ruizendaal, JW Hofstee, EJ Van Henten
Sensors 14 (4), 6032-6044, 2014
542014
Handling and spreading of fertilizers: Part 5, the spinning disc type fertilizer spreader
JW Hofstee
Journal of Agricultural Engineering Research 62 (3), 143-162, 1995
521995
Transfer learning for the classification of sugar beet and volunteer potato under field conditions
HK Suh, J Ijsselmuiden, JW Hofstee, EJ van Henten
Biosystems engineering 174, 50-65, 2018
512018
Simulation of a controller area network-based tractor—implement data bus according to ISO 11783
JW Hofstee, D Goense
Journal of agricultural engineering research 73 (4), 383-394, 1999
481999
Effects of vacuum impregnation and ohmic heating with citric acid on the behaviour of osmotic dehydration and structural changes of apple fruit
H Allali, L Marchal, E Vorobiev
Biosystems engineering 106 (1), 6-13, 2010
452010
Aerodynamic properties of individual fertilizer particles
TE Grift, JT Walker, JW Hofstee
Transactions of the ASAE 40 (1), 13-20, 1997
401997
Dynamic friction coefficient measurement of granular fertilizer particles
TE Grift, G Kweon, JW Hofstee, E Piron, S Villette
2006 ASAE Annual Meeting, 1, 2006
392006
Handling and spreading of fertilizers: Part 3, measurement of particle velocities and directions with ultrasonic transducers, theory, measurement system, and experimental …
JW Hofstee
Journal of Agricultural Engineering Research 58 (1), 1-16, 1994
391994
Performance evaluation of an automated detection and control system for volunteer potatoes in sugar beet fields
AT Nieuwenhuizen, JW Hofstee, EJ Van Henten
Biosystems Engineering 107 (1), 46-53, 2010
382010
Health monitoring of plants by their emitted volatiles: trichome damage and cell membrane damage are detectable at greenhouse scale
RMC Jansen, JW Hofstee, J Wildt, FWA Verstappen, HJ Bouwmeester, ...
Annals of applied biology 154 (3), 441-452, 2009
382009
Physical properties of fertilizer in relation to handling and spreading
JW Hofstee
Hofstee, 1993
341993
Adaptive detection of volunteer potato plants in sugar beet fields
AT Nieuwenhuizen, JW Hofstee, EJ Van Henten
Precision Agriculture 11 (5), 433-447, 2010
262010
Induced plant volatiles allow sensitive monitoring of plant health status in greenhouses
RMC Jansen, JW Hofstee, J Wildt, FWA Verstappen, H Bouwmeester, ...
Plant signaling & behavior 4 (9), 824-829, 2009
252009
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