?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=https%3A%2F%2Forgprints.org%2Fid%2Feprint%2F38261%2F&rft.title=Key+issues+in+breeding+and+trialling+robust+cereal+cultivars+for+organic+farming&rft.creator=Spie%C3%9F%2C+Hartmut&rft.creator=Schmehe%2C+Ben&rft.creator=Vollenweider%2C+Carl&rft.subject=+Cereals%2C+pulses+and+oilseeds&rft.subject=+Breeding%2C+genetics+and+propagation&rft.description=This+chapter+provides+an+overview+of+key+issues+in+organic+crop+breeding+and+presents+objectives%2C+activities+and+results+of+concrete+organic+cereal+breeding+projects.+Organic+crop+breeding+is+a+small+but+rapidly+growing+branch+of+organic+agriculture.+Its+primary+objective+is+to+develop+cultivars+suitable+for+the+conditions+of+organic+farming+systems%2C+which+include+a+limited+and+generally+more+diverse+plant+nutrient+availability%2C+higher+pressures+of+weeds%2C+diseases+and+pests+as+well+as+special+product+quality+requirements.+This+chapter+provides+an+insight+into+concrete+organic+crop+breeding+projects+with+a+special+focus+on+resistance+breeding+programmes+and+cultivar+triallings+for+cereal+crop+diseases+such+as+common+and+dwarf+bunt+of+wheat+(Tilletia+caries%2C+T.+controversa)%2C+Fusarium+head+blight+(Fusarium+spp.)%2C+yellow+stripe+rust+of+wheat+(Puccinia+striiformis)%2C+loose+smut+of+oats+(Ustilago+avenae)+and+barley+leaf+stripe+(Pyrenophora+graminea).+The+chapter+also+outlines+future+needs+and+strategies.&rft.publisher=Burleigh+Dodds+Science+Publishing&rft.contributor=K%C3%B6pke%2C+Ulrich&rft.date=2018-11&rft.type=Book+chapter&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=%2Fid%2Feprint%2F38261%2F1%2F2020-08-05%252013_57_31-Key%2520issues%2520in%2520breeding%2520and%2520trialling%2520robust%2520cereal%2520cultivars%2520for%2520organic%2520farming.pdf&rft.identifier=+++Spie%C3%9F%2C+Hartmut%3B+Schmehe%2C+Ben+and+Vollenweider%2C+Carl++++(2018)+Key+issues+in+breeding+and+trialling+robust+cereal+cultivars+for+organic+farming.++++In%3A+K%C3%B6pke%2C+Ulrich+(Ed.)+++Improving+Organic+Crop+Cultivation.++Burleigh+Dodds+Science+Publishing%2C+Cambridge%2C+UK%2C+chapter+1%2C+pp.+3-32.+++++++++