Manual of Rootstocks
Manual of Rootstocks
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Rootstock
Horner 4
Summary
Horner 4 is a vigorous rootstock that produces large fruit.
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Using
Horner 4
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Growing
Horner 4
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Climate
Horner 4
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Identification
Horner 4
Country of origin
United Kingdom
Period of origin
1900 - 1949
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Problems
Horner 4
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