National Geographic : 1945 Jun
© National Geographic Society Kodachrome byWalter C.Lowdermilk Along the Hwakialing-Lanchow Highway Spring Wheat Has Just Been Harvestedfrom Fields 7,000 Feet Up Bench terracing has been started on some of these slopes, thus far not broken by gullies. On hillsides, however, corrugations show gully erosion beginning. This land has been cultivated for only a hundred years-a short time in China. Strip cropping and terrace channels on contours would control waste ofsoiland water.