Proceedings 2008
Reviewing process
of the contributions 
Opening speech
of the patron of the conference, IFOAM EU Group
Scab and System Ecology
New Products and Strategies for Scab Control
Strategies for other Diseases: Sooty Blotch
Stone Fruit: Control of Cherry Fruit Fly
Stone Fruit: Pest Control and Cultivars in Stone
Fruit
Small Fruit: Breeding and Testing of Cultivar
Small Fruit: Cultivation Methods
Soil Management
Biology of Pome Fruit Diseases
Models for Conversion
Mirid Control
Control of Woolly Apple Aphid
Pome Fruit: Cultivar and Perspectives of Breeding
Codling Moth: Biology and Modelling
Codling moth: Perspectives of CpGV
Codling Moth: Entomopathogenic Nematodes for Control
of Diapausing Larvae
Codling Moth: Other Control Strategies
Fire Blight Control
Fruit Setting
Control of Voles in Orchards
Opening address: Towards a system approach in organic fruit
growing
P. J. Jansonius
Scab and System Ecology
Disease management in organic apple orchards is more than applying
the right product at the correct time
M. Trapman, P. J. Jansonius
New approaches in biological control of apple scab
J. Köhl, W. Molhoek, L. Groenenboom-de Haas, H. Goossen-van
de Geijnand, U. Eiben
Conference pears: work on system changes to enable betterscab
control in organic orchards in the Netherlands
P. J. Jansonius
Leaf by Leaf: An improved method of describing apple scab infections
in field trials using MS Excel
P. Maxin and P. Heyne
Sensibility of scab-resistant varieties to sooty blotch
S. Späth, U. Mayr
New Products and Strategies
for Scab Control
Results from scab trials with Armicarb in the years 2006 and 2007
B. Pfeiffer
Formulated and unformulated carbonates to control apple scab
(Venturia inaequalis) on organic apple
M. Kelderer, C. Casera, E. Lardschneider
Reducing russeting of organically grown Elstar to increase quality
P. F. de Jong and M. P. van der Maas
Degradation behaviour of potassium K-phosphite in apple trees
M. Kelderer, A. Matteazzi, C. Casera
Control of apple scab by curative applications of biocontrol agents
S. Kunz, G. Mögel, M. Hinze, F. Volk
Practical experience with the use of Baking Powder (potassium
bicarbonate) for the control of Apple Scab (Venturia ineaqualis)
M. Trapman
Evaluation of the users value of salts against apple scab and
powdery mildew for fruit production
P. Creemers, S. Van Laer, A. Van Mechelen, B. Vorstermans,
K. Hauke
Strategies for other Diseases:
Sooty Blotch
Sooty blotch of apple: Efficacy of different application strategies
U. Mayr, S. Späth
Stone Fruit: Control of
Cherry Fruit Fly
Field applications of entomopathogenic fungi against Rhagoletis
cerasi
C. Daniel, E. Wyss
Beauveria bassiana strain ATCC 74040 (Naturalis®), a valuable
tool for the control of the cherry fruit fly (Rhagoletis cerasi)
E. Ladurner, M. Benuzzi, F. Fiorentini, S. Franceschini
First experiences in the application of biopreparations against
the cherry fruit fly in Southern Russia in 2007
L. A. Vasilyeva , E. Hummel
Bait sprays against the European cherry fruit fly Rhagoletis cerasi:
Status Quo & Perspectives
K. Köppler, T. Kaffer and H. Vogt
Stone Fruit: Pest Control
and Cultivars in Stone Fruit
A primary survey of aphid species on almond and peach, and natural
enemies of Brachycaudus amygdalinus in As-Sweida, Southern Syria
W. Almatni and N. Khalil
Influence of plastic cover on fruit-quality and Monilia laxa infestations
with organically produced apricots
L. Wurm and W. Urschler
Suitability of peach and nectarine cultivars for organic production
under pannonic climate conditions in Austria
B. Öhlinger, A. Spornberger, H. Keppel
Small Fruit: Breeding and
Testing of Cultivar
Results from a three year testing project of new strawberry cultivars
in Verticillium infested soils and under organic farming conditions
A. Spornberger, H. Weissinger, R. Steffek, J. Scheiblauer,
K. Jezik, J. Altenburger, K. Stich
Testing of strawberry-varieties (with/without biodegradable mulch
film) for organic cultivation
B. Pfeiffer
Pathogenicity in Verticillium on strawberry plants
P. Schubert, J. Golldack, H. Schwärzel, P. Lentzsch
Strawberry breeding for disease resistance in Dresden
K. Olbricht, M.-V. Hanke
Small Fruit: Cultivation Methods
Influence of different soil preparation techniques on organically
grown strawberries
L. Brockamp, B. Eis
Effect of mechanical soil treatment in blueberry orchards
B. Benduhn, P. Maxin, B. Pfeiffer
Development of an Organic Table Grape Production and Market
in Switzerland
A. Häseli, J.-L. Tschabold, F. Suter and F. P. Weibel
Soil Management
The mineralization of commercial organic fertilizers at 8°C
temperature
M. Kelderer, M. Thalheimer, O. Andreaus, A. Topp, R. Burger,
P. Schiatti
Soil microbial activity and earthworm abundance in orchards under
conventional and organic growth management systems
L. Jamar, M. Aubinet, T. Fievez, H. Magein, M. Lateur
Biology of Pome Fruit Diseases
Improving control of storage diseases on apple by combining
biological and physical post-harvest methods
B. Vorstermans, S. Van Laer, P. Creemers, H. Jijakli, P. Pujos
Diplodia seriata, cause of black fruit rot in organically grown
apples in Holland, Belgium and Northern Germany
M. Trapman, P. Maxin, R. W. S. Weber
Models for Conversion
Can models be useful for deciding to convert to organic fruit
growing?
An introduction to the discussion
F. Warlop
Mirid Control
Pilot field studies on insect pathogenic fungi to control mirid
pests of apples in Norway
G. Jaastad, I. Klingen, K. Westrum and B. Hovland
A survey of natural parasitism of mirid bugs by parasitoids on
apples and pears in Norway
G. Jaastad, N. Trandem, B. Hovland and R. T. Djønne
Control of Woolly Apple Aphid
Winter treatments against the woolly apple aphid (Eriosoma lanigerum):
products and timing of applications
M. Kelderer, E. Lardschneider, C. Casera
Control of the woolly apple aphid (Erisoma lanigerum Hausm.) by
releasing earwigs (Forficula auricularia L.) and support oil applications
- an interim report of first year results
I. Toups, J. Zimmer, M. Trautmann, N. Fieger-Metag, S. Buchleither,
H. Bathon
Understanding earwig phenology in top fruit orchards
B. Gobin, G. Peusens, R. Moerkens and H. Leirs
Pome Fruit: Cultivar and Perspectives of Breeding
An assessment of apple varieties for their suitability in organic
production systems
J. Fitzgerald, J. Cross, A. Berrie and S. Cubison
Testing of pear trees on their own roots in comparison with important
used rootstocks under organic farming conditions with special
regard to fire blight (E. amylovora)
A. Spornberger, R. Brunmayer, G. Fischer, C. Kaufmann, G. Osterc
Resistance Breeding in Apple at Dresden-Pillnitz
A. Peil, F. Dunemann, K. Richter, M. Hoefer, I. Király, H. Flachowsky, M.-V. Hanke
Modern approaches for breeding high quality apples with durable
resistance to scab, powdery mildew and fire blight
M. Kellerhals, A. Patocchi, B. Duffy, J. Frey
Sustainable apple breedings needs sustainable marketing and management
M. Weber
Codling Moth: Biology and Modelling
Field observations about the behaviour of codling-moth in Trentino
(North-Eastern Italy)
L. Mattedi, F. Forno, M. Varner, P. Umberto
Development of a dynamic population model as a decision support
system for Codling Moth (Cydia pomonella L) management
M. Trapman, H. Helsen, M. Polfliet
Codling moth: Perspectives of CpGV
Impact of different Agents on the Efficacy of Codling Moth Granulovirus
in Tank Mixtures
E. Fritsch, K. Undorf-Spahn, J. Huber, J. Kienzle
Madex Plus and Madex I12 overcome Virus Resistance of Codling
Moth
D. Zingg
Field tests with Madex Plus against CpGV-resistant codling moth
populations in organic orchards in 2006
J. Kienzle, J. Zimmer, F. Volk, C. P. W. Zebitz
The Future of Cydia pomonella Granulovirus in Biological Control
of Codling Moth
J. A. Jehle
Codling Moth: Entomopathogenic Nematodes for Control of Diapausing
Larvae
Effectiveness of entomopathogenic nematodes in the control of
Cydia pomonella larvae in Northern Italy
G. Curto, A. Reggiani, S. Vergnani, S. Caruso, E. Ladurner
Experiences with entomopathogenic nematodes for the control of
overwintering codling moth larvae in Germany
J. Kienzle, J. Zimmer, F. Volk, C. P. W. Zebitz
Entomopathogenic nematodes for biological control of codling moth
A. Peters, P. Katz, E. Elias
Codling Moth: Other Control Strategies
Regulation of Cydia pomonella in the Northern German climate
P. Heyne, B. Benduhn, N. Fieger-Metag, P. Maxin
An innovative strategy to control codling moth: ALTCARPO
Concept
L. Romet, G. Severac
Evaluation of an active mating disruption concept against codling
moth (Cydia pomonella) under the aspects of different application systems
and varieties
B. Schildberger, L. Wurm, M. Kickenweiz
Fire Blight Control
Field testing of strategies for fire blight control in organic
fruit growing
S. Kunz, A. Schmitt, P. Haug
Biological control of apple scab and fire blight by the application
of the non-pathogenic bacterium Pseudomonas fluorescens Bk3 to
the leaf surface
S. Schmoock, S. Kürkcüoglu and A. E. Gau
Fruit Setting
Tree shading: an efficient method to control alternate bearing?
M. Kelderer, E. Lardschneider, C. Casera
Towards Grower-friendly Apple Crop Thinning by Tree Shading
A. Widmer, K. Kockerols, S. Schwan, W. Stadler and L. Bertschinger
Thinning of Organic Apple Production with Potassic Soap and Calcium
Polysulfide at the North of Spain
E. Dapena de la Fuente, A. Fernández-Ceballos
Optimizing crop loading of apples and pears - results 2004-2006
(foliar fertilizers, thinning)
B. Pfeiffer, B. Eis, J. Zimmer, N. Fieger-Metag
Control of Voles in Orchards
How expensive is vole damage?
B. Walther, O. Fülling, J. Malevez, H.-J. Pelz
The Rodenator: an efficient device for controlling
field mice and root voles?
M. Kelderer, C. Casera
Fruitgrowers towards a new approach to enhance biodiversity in
organic orchards
J. Kienzle
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Organizing committee
Jutta Kienzle, Foeko e.V., Weinsberg (D)
Dr. Sabine Zikeli, Universität Hohenheim (D)
Prof. Dr. Claus P.W. Zebitz, Universität Hohenheim (D)
Dr. Markus Kelderer, Research Centre Laimburg (I)
Barbara Pfeiffer, LVWO Weinsberg (D)
Dr. Franz Ruess, LVWO Weinsberg (D)
Sascha Buchleither, KOB Bavendorf (D)
Dr. Ulrich Mayr, KOB Bavendorf (D)
Bart Timmermans, Louis Bolk Institute (NL)
Marc Trapman, Bio Fruit Advies (NL)
Dr. Michael Friedli, FIBL (CH)
Francois Warlop, GRAB (F)
Dr. Peter Triloff, Marktgemeinschaft Bodenseeobst (D)
Hanne Lindhard, GartneriRådgivningen (DK)
Andreas Spornberger, BOKU Wien (AT)
Dr. Eligio Malusa, RIH Skierniewice (PL)
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