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2.西瓜整枝西瓜植株分枝性很强,营养生长旺盛,对其秧蔓适当整理,使其有合理的营养体,并在田间分布均匀,改善通风透光条件,有益调整西瓜植株的营养生长和生殖生长,控制茎叶过旺生长,减少养分消耗,促进开花、坐果和果实发育。西瓜整枝方式因品种、种植密度、栽培方式和土壤肥力等条件而异,有单蔓式、双蔓式、三蔓式和多蔓式。(1)单蔓整枝即只保留一条主蔓,其余侧蔓全部摘除。一般在定植后25~30天,蔓长40~50厘米
2. Watermelon Pruning Watermelon plants are highly branched, vigorous vegetative growth, its proper transplanting seedlings to make it a reasonable nutrient body, and evenly distributed in the field, improve ventilation and light conditions, beneficial to adjust the vegetative growth of watermelon plants And reproductive growth, control over growth of stems and leaves, reduce nutrient consumption, promote flowering, fruit setting and fruit development. Watermelon pruning methods due to variety, planting density, cultivation methods and soil fertility and other conditions vary, there are single-vine, double-vine, three-man and multi-Man. (1) single vine pruning that only retain one of the main vine, the remaining side of the vine all removed. Generally 25 to 30 days after planting, vine length 40 to 50 cm