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60秒科学:有机食品好处多

In side-by-side plots of strawberries grown organically or conventionally, the organic berries had more vitamin C and the soil was more biologically active. Molly Webster reports 通过对用有机方式培育的草莓和用传统方式培育的草莓进

发表于:2019-01-02 / 阅读(363) / 评论(0)

60秒科学

AGRICULTURE REPORT - Chemicals on Organic Food

AGRICULTURE REPORT – July 30, 2002: Chemicals on Organic Food By George Grow (Photo -Scott Bauer) This is the VOA Special English AGRICULTURE REPORT. Farmers who grow organic food do not use chemica

发表于:2019-01-30 / 阅读(480) / 评论(0)

农业与发展

有机食品未必更有营养

Organic food has no nutritional or health benefits over ordinary food, according to a major study published Wednesday. Organic food has no nutritional or health benefits over ordinary food, according to a major study published Wednesday. Researchers

发表于:2019-02-08 / 阅读(328) / 评论(0)

英语美文

留美老师带你每日说英文第816期:宫崎骏的影响力

台湾籍旅美老师今天交给我们的句子是： Hayao Miyazaki, the name is synonymous with beautiful, fantastic worlds, imaginative design, organically written characters as well as stunning visuals and some of the most impressive animation o

发表于:2019-03-04 / 阅读(361) / 评论(0)

留美老师带你每日说英文

【英语时差8,16】有机蔬菜真的更健康吗？

Every time i go to the grocery stores，i consider buying Organic vegetables because they are supposed to be healthier or something，but they are also moreexpensive. So is it worth it to pay more for the supposed health benefits? Well, it might be w

发表于:2019-03-06 / 阅读(485) / 评论(0)

英语时差8，16

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