Abstract:
"Sijihong"
Psidium guajava L. was cultivated by the optimal selection from the circling-branch breeding population of local "Sijicui"
Psidium guajava L.. Its fruit was oval in shape, with a single fruit weight of 120−180 g and light-pink peel. The flesh was white, soft, tender and juicy. The content of total soluble solid was 9.8%, the total sugar content was 6.8 g·hg
−1, the content of vitamin C was 129 mg·hg
−1, and the titratable acid content was 3.37 g·kg
−1. It had rich aroma, unique flavor and excellent quality. This variety had early fruiting, high yield and stable yield, and could flower and bear fruit when planted in the same year. The yield of the 4-year-old trees was more than
54000 kg·hm
−2. In cultivation, the reasonable fertilizer and water management, shaping, regulation of production period, flower and fruit management, disease and pest control, and timely harvesting were used to ensure the yield and quality.