KNAW

Person

D. Kraaijeveld

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Completed research projects

(the most recent research is at the top)
Contact person Limiting values residue natural enemies in pot plants
Contact person Implementation integrated control pot chrysanthemum
Contact person consultancy: Characterization isolates
Contact person Led-between light on rose avalanche
Contact person Increase realibillity rose
Contact person Exploration fund phytosanitary damage in the nursery stock production
Contact person Consultancy: Knowledge inventory fertilisation peont
Contact person Consultancy: Inventory baits
Contact person Leaf apexes resolved !
Contact person Sustainable cultivation of hydrangea
Contact person Cultivation possibilities new predatory mites
Contact person Recover the cause of curled leaf on tagets
Contact person Consultancy: Control light with LED
Contact person Consultancy: Natural enemies and Tarsonemus confusus
Contact person Consultancy: Detection local diseases and pests
Contact person Up to date houden Digitaal Informatie Systeem (DIS)
Contact person Leaflet herbicides summer flowers
Contact person Strategies thripscontrol in pot plants
Contact person Integrated control strategies white flies in horticulture
Contact person Control of trhips and Tarsonemus confusus
Contact person Sustainable control broad mite forced shrubs
Contact person Biol sulphur control in ornamental crops
Contact person Summer flowers on water
Contact person Diseases in outdoor flowers
Contact person Warningsystem leaf rust in hypericum
Contact person Preliminary study development stage growing points
Contact person Improvement biological control woolly aphid
Contact person Vegetatieve doorgroei bij hortensia
Contact person Permanent plants on water
Contact person Falling-out by Fusarium in outdoor flowers
Contact person Application 1-MCP in potplants
Contact person Cultivation control spathiphyllum, follow-up
Contact person Varieties collection comparison kalanchoe
Contact person Small leaf on potplants
Contact person Sensorsymposium
Contact person Optimum carbon dioxide dosage chrysanthemum
Contact person Solutions bottlenecks climate & substrate
Contact person Additives chrysanthemum
Contact person Storage life & nutrition pot chrysanthemum
Contact person Integrated crop protection chrysanthemum
Contact person Integrated management in summer flowers
Contact person Consultancy: Shothole in peony
Contact person Consultancy: Echinothrips control bouvardia
Contact person Source research on nematodes in rose
Contact person Leaf problems on tibouchina, follow-up
Contact person Biological soil disinfection summer flowers
Contact person Lighting strategies chrysanthemum
Contact person Consultancy: Development leaflet African colding mot measures
Contact person Consultancy: Inzicht in het optreden van bolblad bij chrysant
Contact person Floating roses
Contact person Development botrytis monitor rose
Contact person Follow-up optimisation root function rose
Contact person Control of black fungus gnats and shore flies
Contact person Darkening on chrysanthemum
Contact person Follow-up handling Foxglove aphid
Contact person Consultancy: Monocular analysis neoseilus cucumeris
Contact person consultancy: Nematodes against thrips
Contact person Consultancy: Diseases and pests in cyclames
Contact person Consultancy: Predatory mites thrips control chrysanthemum
Contact person Buffer zones fire blight
Contact person Integrated control echino-thrips
Contact person Integrated control in poinsettia
Contact person Effectivity leaf nematode control
Contact person Purification of recirculation water in the rose cultivation
Contact person Root exudates rose
Contact person Wortelaaltjes in roos
Contact person Tissue cultivation in the dark
Contact person Improvement praying techniques in the cultivation of pot plants
Contact person Vegetative growth on hydrangea
Contact person Thripscontrol ornamental crops
Contact person Application control light in potplant cultivation
Contact person Application of botanigard and Bio 10-20 in chrysantheum- rose cultivation
Contact person Feasibility study alternative feed as support on biological control
Contact person Fungi in tree bark on phalaenopsis
Contact person Production passport rose 2
Contact person Weed control with basta in summerflowers
Contact person Research on watersupply hydrangea
Contact person Chain manager organic ornamental plant products
Contact person Knowing and recognize of leaf spots in summer flowers
Contact person Influence diffuse screen on quality and production of rose
Contact person Effects of phosphate on stretching growth kalanchoƫ
Contact person CO2 effect in cultivation of Medinilla
Contact person Consultancy: Thicken stems- and roots
Contact person Consultancy: Integrated use of natural enemies and pests at willow scale aulacaspis rosae
Contact person White fly control in the ornamental plant cultivation
Contact person Downy mildew in sunflowers
Contact person Acaricide research on rose
Contact person Integrated management in tub- and terrace plants
Contact person Perception methods echinothrips
Contact person Working out phytosanitary fund
Contact person Prevention of falling-out by knot rot storage phase hydrangea
Contact person Solving leaf spots on Elstar
Contact person Warning system powdery mildew in summer-flowers and permanent plants
Contact person Prevention of yellow leaf in zamioculcas
Contact person Prevention and control of redbay ambrosia beetle in yucca
Contact person Prevention botrytis infection after harvest
Contact person Prevention leaf-, flower-, bud fall
Contact person Prevention of leaf fall on Ficus benjaminia
Contact person Verticillium in lilac
Contact person Reduction transport sensitivity tub-plants
Contact person Burning leaf edges on hydrangea
Contact person Falling-out and growing problems in summer-flowers
Contact person Falling-out in bouvardia
Contact person Expansion practical tests wolly aphid
Contact person Expansion crop measurements Makes Sense, GrowSense
Contact person Expansion integrated control in rose
Contact person Thrips in Anthurium
Contact person The application of clay in compost
Contact person Temperature integration systematic cultivation begonia
Contact person Temperature integration palms
Contact person Poinsettia cultivation on low energy use
Contact person Cultivation control spathihyllum
Contact person Cultivation factors on storage life of pot chrysanthemum
Contact person Cultivation brochure hydrangea
Contact person Technical support EMGG
Contact person Substrate cultivation permanent plants
Contact person Stability coconut grit
Contact person Red spider mite control rose cutting
Contact person Spillenteelt seringen
Contact person Varieties-collection kalanchoe
Contact person Varieties-collection freesia 2006
Contact person Wasps against carterpillars
Contact person Snail's damage, inventory
Contact person Snail control in cymbium
Contact person Semi-closed cropping systems in rose
Contact person Fungicontrol in euphorbia
Contact person Sprouting starting phase rose
Contact person Rhizoctonia in chrysanthemum
Contact person Relation temperature, energy and flowering on bromelia
Contact person Relation farm structure and cultivation plan
Contact person Passport production rose
Contact person Predators bulb scale mite
Contact person Predators bemisia tabaci on low temperature
Contact person Practical test integrated crop protection in freesia
Contact person Population development nematodes in substrate on rose
Contact person Plant sensors and modelling optimization management chrysanthemum
Contact person Plant density freesia
Contact person Pest control in summer-flowers
Contact person Pilot peatfree substrate
Contact person Orientation on apllication mycorrhiza fungi on phalaenopsis
Contact person Optimization semi-closed cropping systems in rose
Contact person Optimization cultivation of alchemilla and delphinium
Contact person Optimization application additives on hydrangea
Contact person Optimization light conditions palms
Contact person Optimization growth and flowering improvement N supply phalaenopsis
Contact person Optimization assimilation ilumination on ficus
Contact person Optimal carbodioxide dosage chrysanthemum
Contact person Drafting strategy garden symphylid control
Contact person Cause and control falling-out layer
Contact person Cause and approach thicken stem- en roots on saintpaulia
Contact person Harvest percentages on celosia
Contact person Development of Lure & Kill technique for the protected cultivation in the Netherlands
Contact person Development of a sustainable cultivation system for lilacs in containers
Contact person Development of a bio-pesticide against thrips and red spider mite
Contact person Development PCR test 2 virus in cymbidium
Contact person Development and implementation integrated crop protection in summer-flowers
Contact person Disinfection cultivation- watersupply system potplants
Contact person Research on control of sprouting and growth helleborus
Contact person Research on Aulacorthum solani
Contact person Research on effects/economic feasibility carbondioxide in palm cultivation
Contact person Research on effect of shortening darkening period pot chrysanthemum
Contact person Nutrient uptake in tissue cultivation
Contact person Night illumination and CO2 dosages on phalaenopsis cultivation
Contact person N and P requirement summer-flowers, phase 2
Contact person Multiplex detection of pathogens in recycling systems
Contact person Mosquito larvas in the floriculture
Contact person Molecular quality diagnostics for the rose chain
Contact person Deformed growing points begonia
Contact person Reduction inhibting substances hydrangea
Contact person Method development
Contact person Markers for detection of defects in plants from tissue cultivation
Contact person Mildew in summer-flowers
Contact person Literature study compact plant growing and cultivation
Contact person Light and day-length gypsophila
Contact person Long term effect application darkening screen on gerbera
Contact person Long-standing storage of azalea cutting
Contact person Quantifying performance cultivation mats
Contact person Quality starting material freesia
Contact person Botrytis allii amaryllis
Contact person Sprouting hydrangea
Contact person Sprouting hydrangea
Contact person Bud rot hydrangea
Contact person Clubroot in brassica
Contact person Opportunities for conditioning on chrysanthemum
Contact person Year-round cultivation of lillies on grooves
Contact person Influence of temperature end of cultivation on storage life of cyclames
Contact person Influence of silicon on saintpaulia
Contact person Influence of carbondioxide on growth and development of chrysanthemum
Contact person Influence plantselection on uniformity of lisianthus
Contact person Influence lightsum and carbondioxide on growth and development of alstroemeria
Project leader Influence additives effectivity pointsettia
Contact person Influence day-length on freesia
Contact person Influence day-length and illumination on annual flowerings
Contact person Inventory xanthomonas in anthurium
Contact person Inventory duistribution root diseases in chrysanthemum
Contact person Inventory falling-out kalanchoe
Contact person Inventory problematic fruit combinations on summer-flowers
Contact person Inventory limits of temperature integration
Contact person Implementation cultivation stategy pot chrysanthemum
Contact person Storage life & nutrition pot chrysanthemum
Contact person Storage life poinsettia
Contact person Storage life hydrangea
Contact person Herbicides flower seed cultivation, follow up
Contact person Herbicides flower seed cultivation
Contact person Feasibility assimilation illumination on gerbera
Contact person Research on the value of pot chrysanthemum 2004
Contact person Research on the value of pot chrysanthemum 2003
Contact person Research on the value poinsettia 2005
Contact person Research on the value of poinsettia 2004
Contact person Research on the value of poinsettia 2003
Contact person Research on the value of poinsettia 2002
Contact person Research on the value of kalanchoe 2004
Contact person Research on the value of kalanchoe 2003
Contact person Research on the value of freesia 2003
Contact person Growth regulation on Primula aucalis
Contact person Growth model kalanchoe
Contact person Growth control ilex verticilla
Contact person Growth defects in saintpaulia
Contact person Growth defect hydrangea
Contact person Gewasopbouw roos
Contact person Toolbox water and nutrients
Project leader Guarded control duponchelia
Contact person Integrated cultivation chrysanthemum
Contact person Integrated cultivation outdoor flowers
Contact person Integrated growth regulation Tub-plants
Contact person Integrated management chrysantheum
Contact person Integrated management in amaryllis
Contact person Integrated management white fly in gerbera
Contact person Integrated management of thrips in rose
Contact person Integrated management in summer-flowers
Contact person Integrated management in rose
Contact person Integrated management in tub- and terrace plants
Contact person Integrated management Downy Mildew (Peronospora destructor) in sun-flowers
Contact person Integrated management in rose
Contact person Integrated management chrysanteum, follow-up
Contact person Integrated management chrysantheum
Contact person Integrated management amaryllis
Contact person Shortage- and excess symptoms in lilly
Contact person Automated not-invasive method to measure the quality of roses
Contact person Phytochome transformants
Contact person Freshline for disinfection of flowers and plants
Contact person Photosynthesis measurements phalaenopsis
Contact person Photosynthesis research on lilly
Project leader Phosphate buffer annual summer flowers
Contact person Phosphate reduction annual summer flowers
Contact person Phase-guided rose cultivation
Contact person Epidemiology botrytis in peony
Contact person Enery saving ponsettia keeping storage test
Contact person Energy saving by controlling on micro climate
Contact person Energy saving cyclames
Contact person Energy saving on crops with a low energy requirement
Contact person Energy efficient temperature registration alstroemeria
Contact person Emelts in summer-flowers
Contact person Electro-desalting of recirculation water
Contact person effects of pesticides on natural enemies
Contact person Effects of increasing assimilation lamps
Contact person Effect WW treatment on red spider mite
Contact person Effect of air humidity and greenhouse cooling on flower quality of chrysanteum
Contact person Effect of illumination on potanthurium
Contact person Effect intensity assimilation illumination on chrysanteum
Contact person effect green compost on fusarium begonia
Contact person Phosphate reduction effectson summer flowers
Contact person Effect day/night temperature on phalaenosis
Contact person Effect conditions quality tissue cultivation
Contact person Economic feasibility of illumination on ficus
Contact person EC atmospheric humidity kalanchoe
Contact person Dynamics of nitrogen-uptake on cymbidium
Contact person Sustainable production tub plants
Contact person Deposition techniques chrysantheum
Contact person Day length gypsophila
Contact person Culture cooking amaryllis
Contact person Corynespora in saintpaulia
Contact person Consultancy white leaves amaryllis
Contact person Consultancy virus alstroemeria
Contact person Consultancy falling out lisianthus
Contact person Consultancy tipulidae bromelia
Contact person Consultancy nitrogen uptake outdoor flowers
Contact person Consultancy ramularia in summer-flowers
Contact person Consultancy perspectives innovation lilac cultivation
Contact person Consultancy reason leaf yellowing on illuminate pot plants
Contact person Consultancy research influence circumstances cultivation and delivery container plants
Contact person Consultancy research on treatment annual flowers
Contact person Consultancy methyljasmontate against botrytis in rose
Contact person Consultancy literature study CAM mecahnism bromelia
Contact person Consultancy literature study fertilization pot orchids
Contact person Consultancy growing research new predatory mite
Contact person Consultancy introduction control possibilities brown shafer
Contact person Consultancy influence irrigation material on N and P uptake potplants
Contact person Consultancy inventory falling-out lisianthus
Contact person Consultancy inventory carbondioxide kalanchoƫ
Contact person Consultancy inventory soil pests potplants
Contact person Consultancy inventory flower edges cyclames
Contact person Consultancy growth promoting means on dianthus
Contact person Consultancy generative cultivation control
Contact person Consultancy evaluation mobile cultivation systems rose
Contact person Consultancy carbodioxide uptake phalaenopsis
Contact person Consultancy: Flower burning cut-hydrangea
Contact person Consultancy blue discolouring cut anthurium
Contact person Consultancy biological control thrips in amaryllis
Contact person Consultancy control echinothrips dieffenbacchia
Contact person Consultancy temperature changes in cymbidium
Contact person Consultancy slugs in cymbidium
Contact person Compact plants by integrated growth regulation
Contact person Carbodioxide & photo synthesis cymbidium
Contact person Carbodioxide on illumination alstroemeria
Contact person Carbodioxide fertilisation and CAMmetabolism kalanchoe
Contact person Carbodioxide-uptake profile on phalaenopsis
Contact person Carbodioxide dosage on cymbidium
Contact person Woolly aphid in pot plants
Contact person Chemical control woolly aphid in rose
Contact person Botrytis in potplants
Contact person Botrytis in gerbera
Contact person Flower edges cyclamen
Contact person Flower buds trachelium
Contact person Flowering control spathiphyllum
Contact person Flowering control cymbidium
Contact person Flowering regulation spathiphyllum
Contact person Flowering problems campanula
Contact person Leaf spots summer-flowers
Contact person Leaf spots in summer-flowers
Contact person Leaf dehydration on rose after the harvest
Contact person Leaf fall tub plants
Contact person Leaf edges Hydrangea
Contact person Leaf edges calathea
Contact person Biological control aphid
Contact person Biological control red spider mite thrips in dianthus
Contact person Biological control common swift moth
Contact person Biological control palm seedborer
Contact person Biological control oponga in palm
Contact person Biological control duponchelia
Contact person Biological control anthurium thrips
Contact person Storage permanent plants
Contact person Promotion leaf fall ilex
Contact person Bulb scale mite control in amaryllis with predatory mite amblyeius barkeri
Contact person Myrotheciu and fusarium control in lisianthus
Contact person Orfelia control in orchids and anthurium
Contact person Fusarium foetens control in begonia
Contact person Duponchelia fovealis control
Contact person Bean Seed fly control freesia
Contact person Nematode control on Chrysanthemum
Contact person Fertilization and flowering Kalanchoƫ
Contact person Illumination strategies Chrysanthemum
Contact person Belichtingsniveau en belichtingsduur in relatie tot voeding bij bromelia
Contact person Illumination possibilities on annual flowerings
Contact person Illumination aster
Contact person Control of intrinsic quality of pot plants
Contact person Farm comparison temperature and keeping storage poinsettia
Contact person Farm comparison quality and storage life freesia
Contact person Farm comparison botrytis the lisianthus chain
Contact person Farmeconomic model decision model for lighting level, lighting period and greenhouse temperature on lilly heating
Contact person Balance illumination gerbera
Contact person Bacterium rot phalaenopsis
Contact person Auto toxicity lisianthus
Contact person Plant irradiation in rose
Contact person Agrobacterium in aster
Contact person Agribusinesspark Eelde
Contact person Afvoer N & P van zomerbloemen gewassen
Contact person Afkweek phalaenopsis na opkweek bij verschillende dag/nachttemperatuur
Contact person Approach bottleneck Giant African Millipede control in palms

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