The National Potato Breeding Program: Report to CooperatorsPlant Industry Station., 1956 - Potatoes |
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Page 20
... diploid species and clones . Seed was obtained from 120 of these crosses . Eighty - nine were interspecific . F1 seed was obtained from 13 F. tetraploid x diploid pollinations . The majority of the F1 diploid interspecific hybrids were ...
... diploid species and clones . Seed was obtained from 120 of these crosses . Eighty - nine were interspecific . F1 seed was obtained from 13 F. tetraploid x diploid pollinations . The majority of the F1 diploid interspecific hybrids were ...
Page 180
... Diploid Species of Solanum . The purpose of this part of the program is to determine the relative ease with which diploid species can be intercrossed , as well as the fertility of the hybrids and hybrid derivatives . Such information ...
... Diploid Species of Solanum . The purpose of this part of the program is to determine the relative ease with which diploid species can be intercrossed , as well as the fertility of the hybrids and hybrid derivatives . Such information ...
Page 214
... diploid- diploid , 59 tetraploid - diploid , and numerous tetraploid - tetraploid inter- specific matings . F2 and BC1 populations of 17 diploid combinations were grown for genetic study . The F1 of 18 colchicine - induced tetraploid ...
... diploid- diploid , 59 tetraploid - diploid , and numerous tetraploid - tetraploid inter- specific matings . F2 and BC1 populations of 17 diploid combinations were grown for genetic study . The F1 of 18 colchicine - induced tetraploid ...
Contents
NATIONAL POTATOBREEDING PROGRAM 1956 | 1 |
Late Blight Resistance | 7 |
Scab resistance | 17 |
14 other sections not shown
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aphids Average breeding bushels per acre Cherokee chipping test clones color cooking quality crosses Delus demissum diploid discarded disease Dithane dominant genes dry matter Earlaine Early Gem field resistance gene Gilcrest Green Mountain greenhouse growing season grown growth cracks Houma hybrids infection inoculation Iowa Irish Cobbler irrigation Katahdin Kennebec late blight leaf roll leafroll locations lots Maine maturity medium Menominee Merrimack Minn Nebraska necrosis Ontario P. I. table parents percent percentage plots Plymouth pollen potato varieties Presque Isle progenies Pungo pustules R. V. Akeley races Red Beauty Red LaSoda Red Pontiac Red varieties Redkote replications resistance to late resistance to scab Rexburg rows Russet Burbank Saco Saranac Sebago seed seedlings seedpieces September skin smooth soil Solanum specific gravity spray susceptible Tawa Teton total solids total yield Triumph tuberosum tubers varieties tested variety trials verticillium wilt vines W W RM Warba