由于南繁是利用南方的自然气候条件进行异地种植,且春小麦为严格的长日照作物,受南北方自然气候等生态条件的影响,春小麦南北方种植存在着明显的差异,生长性状及产量表现为:其一,在北方种植时,为晚熟,高 Because Nanfan was planted off-site with natural climatic conditions in the south, and spring wheat was a strict long-day photoperiod. Affected by the natural climate such as the north and south, there were obvious differences in the planting of spring wheat between north and south. The growth traits and yield : First, when it is planted in the north, it is late-maturing and high