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2026年早熟荔枝成花良好,晚熟荔枝需抢抓成花最后窗口期
Nan Fang Nong Cun Bao· 2026-02-11 11:01
Core Insights - The flowering situation for lychee in 2026 shows that early-maturing varieties are performing well, while late-maturing varieties have a notably low flowering rate [2][7][10] Group 1: Flowering Rates - Early-maturing varieties such as "Feizi Xiao" and "Baitang Ying" have a flowering rate exceeding 80%, with regions like Guangzhou reaching 90%-100% [8][9] - Late-maturing varieties like "Guiwei" and "Nuomizhi" exhibit significantly lower flowering rates, attributed to various environmental and physiological factors [10][15] Group 2: Factors Affecting Late-Maturing Varieties - Three main reasons for the low flowering rate in late-maturing varieties include insufficient chilling accumulation, inadequate nutrient reserves following a record high production year, and delayed autumn shoot development [15][21][31] - The chilling accumulation for "Guiwei" and "Nuomizhi" in the 2025-2026 winter is only 76% and 61% respectively, significantly lower than the previous year [19][20] - The record production of over 3.5 million tons in 2025 has led to excessive nutrient consumption in trees, affecting their ability to flower in the following season [21][22][24] Group 3: Recommended Measures - Experts recommend specific measures for farmers to enhance flowering, including pruning techniques and the application of growth regulators to stimulate bud development [39][41] - Farmers are advised to monitor weather conditions closely and adjust their practices accordingly to optimize flowering potential [36][50]