Characteristics: The tree posture is more vertical and the result is shorter. Precocious, about 15 days earlier than the control species sealed open chestnut. The single fruit (seed) weighs 11.90 grams, the seed coat is tan; the flesh is light yellow and has a more fragrant flavor. The total sugar content was 4.27%, the reducing sugar content was 1.36%, the starch content was 31.4%, the protein content was 3.40%, the fat content was 1.06%, the moisture content was 48.10%, and the quality was excellent.
Yield performance: The average plant yield was 2.4 kg for three-year-old trees and 5.1 kg for four-year-old trees, which was 11.1% to 25.0% higher than the control species.
Cultivation techniques: (1) Use southern chestnut cultivars or wild chestnut for grafted rootstocks; (2) Choose sandy loam or loam soil with a pH value of 5.0 to 6.5 for planting. Before spring buds are sprouted, it is most suitable to plant them. Plant spacing is 45 meters or 44 meters, planted per acre. 33 to 40 strains; (3) Distribute pollinated trees by 10%, disperse planting 1 to 2 chestnut varieties of similar flowering duration; (4) Strengthen saplings to prune, cultivate dwarf and open early knot high-yielding canopies, control leggy shoot growth, adult trees 10 to 13 effective branches per m2 of tree canopy area; (5) Boron-reducing areas should be appropriately fertilized with boron fertilizers; (6) Prevention and control of disease, fruit anthracnose, and disease and odor of peach aphid, chestnut beetle, and woody moth. .
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