欧美a视频在线观看-欧美bbww-欧美bbwxxxx-欧美freexx-亚洲国产剧情在线-亚洲国产剧情在线精品视

California growers should test lettuce for E. coli - or keep it
date:Oct 26, 2020
al system. This system supplies British Columbians with more than half their fresh vegetables.

Canada imported 183,300 tonnes of lettuce from the United States last year, and 64 per cent of that was from California. The remainder came from Arizona, Ohio and Florida. Between June 2019 and July 2020, more than 50,000 shipments of the vegetable crossed the border.

Cattle are pastured on the hillsides surrounding the Salinas valley. That means manure can be washed downhill, gather in the bottom of

03/10 11:34