Lactuca sativa cultivar exhibiting resistance to downy mildew an

Multicellular living organisms and unmodified parts thereof and – Plant – seedling – plant seed – or plant part – per se – Higher plant – seedling – plant seed – or plant part

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800260, 800265, 800301, A01H 500, A01H 510, A01H 104

Patent

active

059732326

ABSTRACT:
The present invention relates to a new crisphead Lactuca sativa cultivar, designated Sharp Shooter, which exhibits resistance to downy mildew pathotypes I, IIA, III, and IV and corky root rot pathotype CA1, a color of 146A according to The R.H.S. Colour Chart published by the Royal Horticultural Society of London, England, and mature heads of which weigh about 10% to about 40% more than comparable varieties of crisphead lettuce.

REFERENCES:
patent: 5684226 (1997-11-01), Sarreal
Research Project Report to the California Iceberg Lettuce Advisory Board's research Program for the period of Apr. 1, 1992-Mar. 31, 1993, van Bruggen et al., pp. 91-99.
Variation in California Population of Lettuce Downy Mildew in 1995. Published in the Iceberg Lettuce Advisory Board Annual Report Apr. 1, 1995-Mar. 31, 1996, California Iceberg Lettuce Advisory Board, 512 Pajaro Street, Salinas, CA 93901, Michelmore et al., pp. 44-54.
Lettuce Production In the United States, Published by The Agricultural Research Service United States Department of Agriculture (1974).
Guide to Leafy Vegetable Production In the Far West, Ron Smith, ed., California Arizona Farm Press (1997).
Ryder, E.J. Leafy Salad Vegetables, AVI Publishing Company, 1979, pp. 13-94.
1995 Imperial County Agricultural Crop & Livestock Report.
1995 Monterey County Crop Report The Year of The Flood.
1996 California Agricultural Resource Directory, California Department of Food and Agriculture.
1996 Monterey County Crop Report, Agricultural Comm. Richard W. Nutter.
From Field to Table, Agriculture Comm. Richard D. Greek, 1995 Annual Report.
Santa Barbara County Agricultural Commissioner, 1995 Production Report.

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