. é¢5 ç米大æç ç è åçå-¢å-æ¢ååçæ±å- (ä¸ï¼çç±³å°æç ï¼è¡åº¥æç ï¼ Helminthosporium maydis Nish. and Miyake. çç¶åç åæ-¤ç åçäºçç±³å ¨çè²æ,å¹¼èèª1ã2寸åå°±å¼ å§åç ãä¾µæå¶çãå¶éãèå¶ãéè±ãä¸è¬å èªä¸é¨å¶çå¼å§åç ,é 漸å³å°ä¸å¶,æåå¨å¶ä¸çæ·¡è¤è²å°æï¼åæ©å¤§æ10X2毫米çç´¡éå½¢ æåµåå½¢ç æï¼è¾¹ç·£å¸¸çç´«è²æç´ è²æç´,ç æä¸-å¿ç¥è¤ªè²ååè¤è²å¸¦ è½¼æ¯ç¶(åçå-¢å-ï¼ï¼å¨åç¾2ã3个ç¯ç´,æ¯å ¶ç¹å¾ã ç åèé&èä¸-çåç¥è,æåçå-¢å-æ¢ååçå-¢å-ï¼å½¢æ似大æ ç èï¼è¦å¾6)ã * . å³æ-ååç ç èå¨æ£ç æ¤æ ªä¸è¶å¬,第äºå¹´çåçå-¢å-å³æ-ã é²'å¶æ²¬ï¼è¦ç米大æç ã

. é¢5 ç米大æç ç è åçå-¢å-æ¢ååçæ±å- (ä¸ï¼çç±³å°æç ï¼è¡åº¥æç ï¼ Helminthosporium maydis Nish. and Miyake. çç¶åç åæ-¤ç åçäºçç±³å ¨çè²æ,å¹¼èèª1ã2寸åå°±å¼ å§åç ãä¾µæå¶çãå¶éãèå¶ãéè±ãä¸è¬å èªä¸é¨å¶çå¼å§åç ,é 漸å³å°ä¸å¶,æåå¨å¶ä¸çæ·¡è¤è²å°æï¼åæ©å¤§æ10X2毫米çç´¡éå½¢ æåµåå½¢ç æï¼è¾¹ç·£å¸¸çç´«è²æç´ è²æç´,ç æä¸-å¿ç¥è¤ªè²ååè¤è²å¸¦ è½¼æ¯ç¶(åçå-¢å-ï¼ï¼å¨åç¾2ã3个ç¯ç´,æ¯å ¶ç¹å¾ã ç åèé&èä¸-çåç¥è,æåçå-¢å-æ¢ååçå-¢å-ï¼å½¢æ似大æ ç èï¼è¦å¾6)ã * . å³æ-ååç ç èå¨æ£ç æ¤æ ªä¸è¶å¬,第äºå¹´çåçå-¢å-å³æ-ã é²'å¶æ²¬ï¼è¦ç米大æç ã Stock Photo
Preview

Image details

Contributor:

The Bookworm Collection / Alamy Stock Photo

Image ID:

MCJ2YJ

File size:

14.3 MB (359.7 KB Compressed download)

Releases:

Model - no | Property - noDo I need a release?

Dimensions:

1565 x 3193 px | 13.3 x 27 cm | 5.2 x 10.6 inches | 300dpi

More information:

This image is a public domain image, which means either that copyright has expired in the image or the copyright holder has waived their copyright. Alamy charges you a fee for access to the high resolution copy of the image.

This image could have imperfections as it’s either historical or reportage.