从黑龙江到岭南，13个地区为中国贡献了75%以上的粮食产量。由于粮食生产和人口分布的差异性，必须通过“北粮南运”解决南方的粮食需求。
cóng Hēilóngjiāng dào Lǐngnán ， ge dìqū wèi Zhōngguó gòngxiàn le yǐshàng de liángshi chǎnliàng 。yóuyú liángshi shēngchǎn hé rénkǒu fēnbù de chāyìxìng ，bìxū tōngguò “běiliángnányùn ”jiějué nánfāng de liángshi xūqiú 。
From Heilongjiang to Lingnan, 13 regions contribute to more than 75% of China's grain production. Due to the differences in food production and population distribution, food demand in the South has to be solved through the “Northern Grain and South Transportation”.