大学英语词汇短语释义解析及例句 brown spot


释义：

brown spot [植保] 褐斑病；烟草赤星病；褐色叶斑病

例句：



The Resis was resistant to brown spot and powdery mildew.

雷西斯苜蓿抗褐斑病和霜霉病；



Place the cue ball on the brown spot and attempt to hit it along the baulk line.

把主球放在棕球置点上，试着使其在被击打后沿着发球线滚动。



Strain B75 was strongly antagonistic to tobacco brown spot disease in pot test and field test.

菌株B75在温室盆栽测定和大田防效试验中，对烟草赤星病都有显著防效。



The control effect of this strain was not less than 50 percent for the control of tobacco brown spot.

室内对烟草赤星病防治试验结果表明该菌株对烟草赤星病的防制效果在50%以上。



The activity of POD in Qinguan is 195% of Fuji and the activity of PAL in Qinguan is 209% of Fuji in Apple Leaf Brown Spot.

在褐斑病中，秦冠的POD活性是富士的195%，秦冠的PAL活性是富士的209%。 POD、PAL活性是影响秦冠和富士抗病性的重要生理因素之一。



The Study of the different inducers shows that fungi, bacteria and viruses can all be used to induce resistance to tobacco brown spot.

不同诱导因子的研究结果表明，真菌、细菌和病毒都可诱导烟草对赤星病产生抗性。



Among the eucalypt diseased, bacterial wilt, little-leaf, seedling, brown spot, leaf rust, shoot blight, stem canker and butt rot are new disease records in Taiwan.

文内报导之桉树青枯病、小叶病、苗腐病、玫瑰桉叶斑病、叶锈病、枝枯病、溃疡病及冠腐病等均为本省之新记录病害。



A brown spot in the chromatogram obtained with the test solution corresponds in position and color to the spot in the chromatogram obtained with the reference solution.

供试品色谱中，在与对照品色谱相应的位置上，显相同的棕色斑点。