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Apple scab is spread through fungus growing in old apple leaves on the ground and spreads during warm spring weather to infect the new year's growth. [ 61 ] Among the most serious disease problems is a bacterial disease called fireblight , and three fungal diseases: Gymnosporangium rust, black spot , [ 62 ] and bitter rot . [ 63 ]
The Haralson's parentage is Malinda open pollinated.DNA testing has shown that Wealthy is the likely pollen parent. [1] The tree is hardy and vigorous, but relatively small
Apples that can pollinate one another are grouped by the time they flower so cross-pollinators are in bloom at the same time. Pollination management is an important component of apple culture. Before planting, it is important to arrange for pollenizers – varieties of apple or crabapple that provide plentiful, viable and compatible pollen .
Pollination is the transfer of pollen from an anther of a plant to the stigma of a plant, ... New York's apple crop requires about 30,000 hives; ...
Liberty is a hybrid apple cultivar developed by the New York State Agricultural Experiment Station. It was a seedling produced in 1955 from pollinating 'Macoun' from 'Purdue 54-12' for the sake of acquiring Malus floribunda disease resistances. It was first released to the public in 1978. [1]
Empire is a clonally propagated cultivar of apple derived from a seed grown in 1945 by Lester C. Anderson, a Cornell University fruit nutritionist who conducted open pollination research on his various orchards. [1]
1909 illustrations by Alois Lunzer depicting apple cultivars Golden Sweet, Talmon Sweet, Bailey Sweet and Sweet Bough. Over 7,500 cultivars of the culinary or eating apple (Malus domestica) are known. [1] Some are extremely important economically as commercial products, though the vast majority are not suitable for mass production. In the ...
As a result of the Honeycrisp apple's growing popularity, the government of Nova Scotia, Canada, spent over C$1.5 million funding a five-year Honeycrisp Orchard Renewal Program from 2005 to 2010 to subsidize apple producers to replace older trees (mainly McIntosh) with newer higher-return varieties of apples: the Honeycrisp, Gala, and Ambrosia.