| 单词 | halo spot |
| 释义 | > as lemmashalo spot halo spot n. either of two bacterial diseases caused by species of Pseudomonas, P. coronafaciens affecting oats, and P. phaseolicola affecting beans of the genus Phaseolus; characterized by brown spots surrounded by yellowish-green rings on leaves. ΚΠ 1928 Jrnl. Agric. Res. 1 Mar. 428 Halo spot is known to occur in Georgia, Florida, and Connecticut. < as lemmas |
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