Semi-vigorous
65% of a seedling tree
US 437
US 437 · यूएस 437
Tree size
Semi-vigorous — 65% of a seedling tree
DwarfSemiVigorous
Planting
Trees
364–486
trees per acre
Spacing (row × tree)4.5 m × 2 m
First cropin 4 years
Productive life25 years
Free-standing
Rain-fed is fine
Disease and pest resistance
Collar rot
Resistant
Woolly aphid
Not known
Replant disease
Resistant
Fire blight
Resistant
Burr knot
Not known
Soil and site
Anchorage—
Soil depth needed60 cm
Soil pH6–7.5
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