More than 170 hectares were afforested, reducing water runoff from the hillsides.超過170公頃的土地已植有林木, 以減少雨水從山坡流下.There sugar-beet plantation areas were expanded to 176000 hectares.他們的甜菜種植面積增加到176000公頃。In 1970 the average siz...
In 1970 the average size of a French farm was 19 hectares.1970年，法國農(nóng)場的平均規(guī)模為19公頃。Thousands of hectares of forest are destroyed each year.每年都有幾千公頃的森林遭到破壞。There sugar - beet plantation areas were expanded to 176000 hectares....