usda是什么意思

例句：

In addition to ars's in-house research, usda funds a competitively awarded grants program for research on biotechnology risk assessment.

除了农业研究所自身的研究工作，美国农业部还赞助生物技术风险评估研究项目，提供竞争性奖励基金。

The USDA also protects natural resources and promotes food safety.

美国农业部还保护天然资源并提倡食品安全。

Since the first USDA report, in 1960, the data and approach have evolved.

自从1960年美国农业部第一份此类报告出台以来，相关数据和统计方法一直在演变。

The USDA says US acreage has increased by 20 per cent this year.

美国农业部表示，美国今年的种植面积增加了20%。

5USDA later revised the sale to new crop.

USDA稍晚会发布新作大豆的销售。