Proceedings 2012

Patronage / Organizing Commitee

Opening address
Marco Schlüter, ifoam EU group

Reviewing Process

Pome Fruit: Rootstocks, Varieties and Strategies for Breeding

Breeding apples to withstand infection pressureby fire blightand other diseases
I.O. Baumgartner, L.R. Leumann, J.E. Frey, M. Joos, R.T. Voegele and M. Kellerhals – Reviewed Paper

Evaluation of Polish scab-resistant apple cultivars in organic orchard
D. E. Kruczyńska, K. P. Rutkowski, A. Wawrzyńczak, H. Bryk – Short Contribution

Scab Control: Strategies for Direct Scab Control

Strategy to reduce the investment of copper for control of apple scab in organic apple growing
J. Zimmer, B. Benduhn, Dr. U. Mayr, Dr. S. Kunz, H. Rank – Reviewed Paper

Apple Scab: Experiences from 2009 to 2011 in Trentino
L. Mattedi, F. Forno, R. Maines and M. Varner – Reviewed Paper

Potassium bicarbonate: a conceivable alternative control measure towards scab on pome fruits
W. Van Hemelrijck, E. Croes and P. Creemers – Reviewed Paper

Armicarb®-a new bio-fungicide for use in organic and conventional fruit growing inEurope
R. Milling, J-P. Laffranque and M. Orpella – Short Contribution

Evaluation of products suitable for scab (Venturia inequalis(Cke.) Wint.) control inorganic fruit production and implementation of sea algae based product Alginure tothe IP scab control in Czech Republic
M. Bagar, V. Psota – Short Contribution

Scab Control: Strategies to Reduce the Inoculum

Efficacy of alternative substances to control apple scab by leaf litter treatment
F. Rüdiger, N. Nietsch, A. Kollar, B. Pfeiffer – Short Contribution

Strategic irrigation against apple scab (Venturia inaequalis)
M. Korsgaard – Short Contribution

Effect on abundance of important pome fruit pests and diseasesby mixing four apple varieties in one orchard
B. Benduhn, S. Brauer, C. Adolphi – Short Contribution

Differences in leaf litter, ascospore production and infection of pear scab(Venturia pirina) in Dutch organic orchards
B.G.H. Timmermans and P.J. Jansonius – Short Contribution

Application of Beetroot Vinasse –Influence on Foliage Decomposition and Ascospore Potential on Remaining Leaf Material
A. Bohr, S. Buchleither, S. Späth, U. Mayr – Short Contribution

Disease Control: Strategies for Sooty Blotch Control

Pest status of the sooty blotch and flyspeck complex in Asturian (NW Spain) apple orchards
M. Miñarro, M.D. Blázquez and E. Dapena – Reviewed Paper

Disease development of sooty blotch and its correlationto wetness hours
S. Buchleither, S. Späth, A. Bohr and U. Mayr – Reviewed Paper

Disease Control: Strategies for the Control of Storage Diseases

Efficacy evaluation of plant protection products for Alternariablotch (Alternaria spp) control in organic apple production
M. Kelderer, E.Lardschneider, N. Bellutti – Reviewed Paper

Penicillium decay on stored apple fruits after microbiological treatments
J. Kowalska, D. Remlein Starosta and J. Bocianowski – Short Contribution

Disease Control: Strategies for the Control of Pear Rust

Monitoring of pear rust (Gymnosporangium sabinae) in Austriaand implications for possible control strategies
M. Filipp, A. Spornbergerand B. Schildberger – Reviewed Paper

Application Technique in Organic Fruit Growing

Advantages from Canopy Related Spray Applicationin Organic Top Fruit Production
P. Triloff, G. Bäcker, S. Kleisinger – Reviewed Paper

Droplet size spectrum of overhead irrigation sprinklers used for targeted apple scabcontrol
M. Kelderer; A. Rainer, C. Casera and M. Thalheimer – Reviewed Paper

Strategies for Codling Moth Control

Residue decline behaviour of the natural insecticide spinosad on apples
S. Cavanna, M. Kelderer, A.Topp – Reviewed Paper

Limitation of Codling moth (Cydia pomonella)with different paraffin and plant oils
S. Caruso, C. Casera, M. Kelderer, S. Vergnani – Reviewed Paper

New species and new methods of application –a new chance for Trichogrammain Codling Moth Control?
J. Kienzle, O. Zimmermann, B. Wührer, P. Triloff ; J. Morhard; E. Landsgesell;C.P.W. Zebitz – Short Contribution

Natural regulation of codling moth populations in southern France
G. Libourel, P. Franck – Short Contribution

Side effect of preparations used in organic farming on Forficula auriculariaand Chrysoperla carnea
V. Falta, K. Holy, P. Nadenikova, J. Stara – Short Contribution

Effect of mixtures with other products on the efficacyof codling moth granulovirus (CpGV)
E. Fritsch; K. Undorf-Spahn; J. Kienzle; J. Huber and J. A. Jehle – Short Contribution

Use of nectar resources by Asocgaster quadridentataWESMAEL (Hymenoptera, Braconidae), an important egg-larval parasitoid of the codling moth: first evidencefrom laboratory studies
A.Herz, G. Eder, S. Feiertag and S. Wittlich – Short Contribution

Sustainability: Systems for the Further Development of Organic Fruit Growing

POSEIDON -a tool to support the orientation towards a sustainable improvement of organic fruit growing in participative working groups
J. Kienzle, P. Haug and N. Glocker – Reviewed Paper

Self evaluation for fruit growers: a cooperation project among growers, extension and research
E. Bravin, M. Blunschi – Short Contribution

Sustainability: Improvement of Plant Growth by Compost and Microorganisms

The influence of bioproducts on root growth andmycorrhizal occurrence in therhizosphere of strawberry plants cv. ̳Elsanta‘ under controlled conditions
L. Sas Paszt,B. Sumorok, E. Malusà, E. Derkowskaand S. Głuszek – Short Contribution

Effect of composts based on brown coal on the growth of roots of strawberry plantscv. ̳Elsanta‘ and their colonization by arbuscular mycorrhizal fungi
L. Sas Paszt,E. Derkowska, B. Sumorok, E. Malusà,W. Stępienand S. Głuszek – Short Contribution

Effect of bioproducts on root growth and the occurrence of arbuscular mycorrhizal fungiin the rhizosphere of strawberry plants cv. ̳Elsanta‘ and ̳Elkat‘ in field conditions
L. Sas Paszt,E. Derkowska, B. Sumorok, E. Rozpara , E. Malusà, S. Głuszek – Short Contribution

The collection of beneficial soil microorganisms held in the SYMBIO BANK
L. Sas Paszt,B. Sumorok, E. Derkowska, P. Trzciński, A. Bogumił, A. Harbuzov, S. Głuszekand E. Malusà – Short Contribution

Effect of brown coal-based composts produced with the use of white rot fungi on the growth and yield of strawberry plants
W. Stępien, E. Malusà , L. Sas Paszt, G. Renzi, J. Ciesielska – Short Contribution

Impact of supplementary plant preparations and organic fertilizers on yield of organic strawberries cv. ̳Elkat‘ and ̳Symphony‘
S. Boček, H. Sasková, J. Mokričková, L. Dokoupil, P. Salaš – Short Contribution

Sustainability: Organic Fruit Growing and Nature Conservation

Bird protection in the State Research Station for fruit growing Heuchlingen
P.Epp – Short Contribution

Strategies for Crop Load Regulation

Successful blossom thinning and crop regulation for organic apple growing with potassium-bi-carbonate (Armicarb®): Results of field experiments over 3 years with 11 cultivars
F.P. Weibel, B. Lemcke, U. Monzelio, I. Giordano B. Kloss – Reviewed Paper

Comparison of different crop regulation methods for organically grown apples(cultivar ̳Pinova‘ and ̳Elstar‘)
S. Sinatsch, B. Pfeiffer, T. Schult , J. Zimmer, L. Brockamp, B. Benduhn – Reviewed Paper

Crop regulation on different apple cultivars with transpiration inhibitors
M. Kelderer, E. Lardschneider, A. Rainer – Reviewed Paper

Strategies for the Control of Fire Blight

Photo-Optical, Non-Invasive Detection of the Fire Blight Pathogen E. amylovora
A. Hummrich and R.T. Voegele – Reviewed Paper

Summary of an eight year research project on fire blight control
S. Kunz, A. Schmitt, P. Haug – Reviewed Paper

Cultivar Testing, Pathogenesis and Quantitative Distinction of Live and Dead Cells of E. amylovora
M. Joos, A. Rehfus, A. Rex, S. Buck, R.T. Voegele – Reviewed Paper

Stone Fruit: Strategies for the Control of Cherry Fruit Fly

Field trials on adulticide bait (spintor-fly®) to control the cherry fruit fly inEmilia-Romagna (North Italy) in 2010 and 2011
MG. Tommasiniand S. Caruso – Reviewed Paper

Promisingfield and semi field results forcherry fruit fly control using neem
E. Böckmann, E. Hummel,H. Vogt – Reviewed Paper

Controlling cherry fruit fly under organic farming in France: Hopes and despairs
F. Warlop, E. Filleron – Reviewed Paper

Stone Fruit: Strategies for the Control of Drosophila Suzukii

Drosophila suzukii (Matsumura), a revolution for soft fruits in Trentino
A.Grassi, M.Pallaoro – Reviewed Paper

Stone Fruit: Strategies for the Control of Fruit damaging Tortricid Species

Madex Twin, a new Cydia PomonellaGranulovirus Isolate for the Control of both Codling Moth Cydia Pomonellaand Oriental Fruit Moth Grapholita Molesta
D. Zingg, I. Kraaz, H.Wandeler, M. Züger – Reviewed Paper

Regulation of plum moth (Cydia funebrana) with Cydia pomonella granulovirus(CpGV) in organic plum orchards – first results
T. Schult , J. Zimmer , B. Pfeiffer , G. Schmückle-Tränkle – Reviewed Paper

Artificial hideouts for control of fruit moths: Persistence of the entomopathogenic fungi Metarhizium anisopliaeand Isaria fumosoroseaunder semi-field condition
D. Stephan – Short Contribution

Stone Fruit: Variety Testing and Disease Control

Assessment of disease susceptibility and fruit quality of 28 peach cultivars
C-E. Parveaud, C. Gomez, G. Libourel, F. Warlop, V. Mercier – Reviewed Paper

Apricot susceptibility to blossom brown rot (Moniliniaspp.) and leaf rust (Tranzscheliaspp.) under low-input production system
C-E. Parveaud, J-M. Broquaire, V. Mercier, C. Gomez, L. Brun, G. Clauzel, A. Guillermin, J-M. Audergon – Short Contribution

Compatibility of apricot cultivars with rootstocks Krymsk-1 and Krymsk-2
A. Skřivanová, R. Vávra, H. Drahošová, B. Krška, I. Ondrášek – Short Contribution

Control of brown rot blossom blight (Monilinia laxa) on apricots –preliminary results
V. Psota, M. Bagar, P. Ackermann and M. Schovánek – Short Contribution

Responses of apricot genotypes to brown fruit rot (Monilinia spp.) to artificial and natural infections
R. Vávra, H. Drahošová, A. Skřivanová, L. Odstrčilová, B. Krška, I. Ondrášek – Short Contribution

New results from testing of different Sour cherry cultivars
B. Pfeiffer, H. Rank, G. Schmückle-Tränkle – Short Contribution

The usefulness of stone fruit species and cultivars for organic fruit production in Poland
E. Rozpara, A. Głowacka – Short Contribution

Stone Fruit: Improving Production

The impact of flower and fruit thinning methods on yield, diseases and fruit quality ofsweet cherries (Prunus avium) under organic growing conditions
A. Spornberger, D. Buvac, L. Leder, K. Böck, S. Ostojic, J. Telfser, A. Hajagos, G. Vegvary, H. Keppel and P. Modl – Reviewed Paper

Improving Organic Production of Plums (Prunus domestica) in Austria
A. Spornberger, M. Filipp, C. Freiding, K. Waltl – Short Contribution

Small Fruit: Varieties of Currants and Strawberries

Black and red currant cultivars for organic production
H. Lindhard Pedersenand L. Andersen – Reviewed Paper

Breeding of resistant strawberry cultivars for organic fruit production –Diallel crossing strategies and resistance tests for Botrytis cinerea and Xanthomonas fragariae
M. Bestfleisch, M. Höfer, K. Richter, M.-V. Hanke, E. Schulte, A. Peil – Reviewed Paper

Studies on Biodiversity of Fragaria vesca L.
L. Wutzky, K. Olbricht, P. Scheewe, A. Ludwig, D. Ulrich – Short Contribution

The assessment of allergenicity risk of selected strawberry cultivars
M. Jasińska-Stroschein, J. Owczarek, P. Szcześniak, K. Rutkowski, J. Markowski, A. Miszczak and D. Orszulak-Michalak – Short Contribution

Small Fruit: Strategies for the Control of Pests and Diseases in Strawberries

Dispersal of Aureobasidium pullulans by pollinating insects to control Botrytisinfectionin strawberries
A.Weiß, S.Weißhaupt, M.Hinze, P.Leistra, S.Kunz – Reviewed Paper

Anthonomus rubi(Strawberry blossom weevil):Covering as a control possibility inthe late strawberry cultivar Malwinain the first year
C. Steen, K. Dillmann, R. Ortlieb – Short Contribution

Influence of antagonistic micro-organisms on the growth of strawberry plants in the presence of Verticillium dahliaeand Phytophthora cactorum
I.L. Bisutti, J. Pelz and D. Stephan – Short Contribution

Elderberry Production

Etiology of the corymb wilting of Elderberry and its control in organic production
Dr. H.-J. Krauthausen, I. Toups, G. Hörner, B. Benduhn, J. Zimmer, T. Schult – Short Contribution

Organic Nursery Production

Effect of some organic fertilizers and amendments on the quality of maiden trees of two apple cultivars
Z.S. Grzyb, P. Bielicki, W. Piotrowski, L. Sas Paszt and E. Malusà – Short Contribution

Promotion of Beneficial Organisms

Earwig Management Tool: a practical software application to predict and optimize the development of earwig populations in pip fruit orchards
T. Belien, R. Moerkens, H. Leirs, G. Peusens – Short Contribution

Quality of Organic and Integrated Apples

Quality of organic and integrated ̳Topaz‘ apples growing in selected orchards in Poland
K. P. Rutkowski, A. Matulska, J. Markowski, A. Miszczak, M. Mieszczakowska-Frąc, A. Wawrzyńczak, D. E. Kruczyńska, W. Popińska – Short Contribution