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目前“马铃薯”这一名词巳不是狭义地代表普通马铃薯栽培种(S.tuberosum,简写S.tbr.)而是广义地作为包括普通马铃薯栽培种在内的所有结薯茄属植物种的总称。普通马铃薯栽培种(S.tbr.)一般不抗霜。在马铃薯主栽地区(一季作地区)春季的终霜和秋季的初霜成为限制马铃薯营养生长期的主要
The current term “potato” does not refer to S. tuberosum (abbreviated as S.tbr.) In a narrow sense but rather to the broad general term for all L. tuberosum species, including common potato cultivars. Common potato cultivars (S.tbr.) Are generally not resistant to frost. The end of spring frost in early potato growing season and the early frost season in autumn are the main limiting factors in potato vegetative growth