农田周围的永久性草地。 (IMAGE)

Proceedings of the National Academy of Sciences

农田周围的永久性草地。

Caption

农田周围的永久性草地。

Credit

图片由Gaëtane Le Provost提供。

Usage Restrictions

None

License

Licensed content

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.