0.25
0.5
0.75
1.25
1.5
1.75
2
Resistance of wild Lactuca germplasm to diseases and pests, and their exploitation in lettuce breeding
Published on May 24, 20151276 Views
Related categories
Chapter list
Resistance of wild Lactuca germplasm to diseases and pests, and their exploitation in lettuce breeding 00:00
Genus Lactuca (98 species, one species cultivated)00:33
Geographical distribution of wild Lactuca spp01:19
Resistance to diseases and pests 01:37
Gene pools of Lactuca spp02:05
Interspecific crossing of L. serriola, L. saligna, L. virosa and L. aculeata with cultivated lettuce L. sativa 02:29
Representation of wild Lactuca spp. in genebank collections according to number of accessions 03:12
Field studies and collecting missions (since end of 1970th)03:55
Regeneration, phenotyping, verification of taxonomic status04:22
DNA profiles04:28
AFLP polymorphism 04:42
AFLP genetic polymorphism 04:57
Variation of wild Lactuca spp. in reaction to pathogens and pests 05:04
European journal05:26
Viral pathogens05:43
Lettuce mosaic virus (LMV) - 106:04
Lettuce mosaic virus (LMV) - 206:20
Mirafiori lettuce virus MLV (Lettuce big vein virus, LBV) - 106:34
Mirafiori lettuce virus MLV (Lettuce big vein virus, LBV) - 206:48
Bacterial pathogens06:49
Corky root (Sphingomonas suberifaciens, formerly Rhizomonas suberifaciens)07:01
Wild Lactuca spp. with resistance to corky root 07:36
Fungal pathogens08:39
Lettuce downy mildew (Bremia lactucae)09:04
Mechanisms of resistance of Lactuca sativa and wild Lactuca spp. against Bremia lactucae 09:16
Distribution* of resistance to B. lactucae among L. serriola samples 09:37
Assessment of resistance of European L. serriola samples (individual plants) to ten races of B. lactucae 10:07
Variation of resistance 10:40
Diversity of race-specific B. lactucae resistance11:04
L. saligna – B. lactucae interaction11:36
Materials for screening of resistance to Bremia lactucae 11:55
Frequency of different degrees of infection 12:17
Response of Lactuca aculeata accessions 12:37
Lettuce powdery mildew 13:02
Sources of resistance to lettuce powdery mildew in wild Lactuca spp13:24
Survey of race-specific reaction patterns of G. cichoracearum isolates 13:39
Anthracnose (Microdochium panattoniana) 13:52
Wild Lactuca spp. with resistance to anthracnose14:17
Nematodes14:25
Limited number of studies14:39
Insects and Mites15:01
Nasonovia ribisnigri Mosley (Green lettuce aphid)15:20
Examples of multiple disease resistance - L. saligna15:58
Known examples of lettuce cultivars issued from exploitation of wild Lactuca spp16:28
Genealogy of Contemporary North American Lettuce (1970-2004)16:51
Own practical result of lettuce breeding for resistance against B. lactucae17:35
Conclusions and future prospects 18:13
Acknowledgements18:48
Thanks you for your attention19:03