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- A260/A280was 1.82,A260/A235 was 1.57.In the agar double diffusion tests,HmNVshowed cross pecipitate line with the antiserum of tobacco necrosis virus (T-NV),but no reaction with the antiserum of melon necrotic spot virus (MN-SV). A260/A280比值为1.;82;A260/A235比值为1
- Turnip Mosaic Virus --Necrotic Spot Dwarf Strain 芜菁花叶病毒--枯斑矮化株系
- Impatiens necrotic spot virus and its control 凤仙花坏死斑病毒及其防治
- Profuse, small yellow-green chlorosis areas between dark green veins of older or mid-stem leaves, followed by numerous small brown necrotic spots. 缺锰番茄叶片:老叶或茎中部叶片的深绿色叶脉上有大量的失绿黄化小区,随后转变成大量褐色坏死小斑点。
- Identification of Viruses Causing Necrotic Spot on Orchid 侵染兰花引起坏死斑症状的病毒种类鉴定
- Irregular marginal and interveinal yellow green chlorotic areas, followed by general interveinal chlorosis and profuse brown necrotic spotting and scorching, typical also of field conditions. 菜豆锰中毒:不规则边缘和脉间区开始黄绿色,接着全部脉间失绿,并有大量褐色坏死斑点,最后枯萎。也是典型的田间情况。
- Older leaves have ivory-tinted necrotic spots and shreaks coalescing into larger scorched areas; some leaves show pale (faded) yellow chlorosis over whole surface of apical regions. 缺钾的大麦叶片:老叶出现灰白色斑点,逐渐连在一起呈烧焦区域,有的叶片黄化一直到叶尖。
- Older leaves have ivory-tinted necrotic spots and shreaks coalescing into larger scorched areas; some leaves show pale( faded) yellow chlorosis over whole surface of apical regions. 缺钾的大麦叶片:老叶出现灰白色斑点,逐渐连在一起呈烧焦区域,有的叶片黄化一直到叶尖。
- Good control has been obtained by trimming all dead leaves, all broken green leaves hanging from the pseudostem, and leaves with necrotic spots over more than one third the lamina once a month. 方法是:每月修剪一次死叶、挂在假茎上绿色坏叶及坏死斑点超过三分之一叶展部分的叶子。
- I'm afraid we are in for a spot of trouble. 恐怕我们是一定要遇到麻烦了。
- He is hit by a falling tree and killed on the spot. 一棵树倒下来,把他当场砸死了。
- I've always had a real soft spot for him. 我一向对他挺有好感。
- The second part is the high spot of this book. 第二部分是这本书的最精彩部分。
- His activities in London center around this spot. 他在伦敦的活动以这个地点为中心。
- Luckily there was a doctor on the spot. 幸运的是现场有一位医生。
- This cross marks the spot where she died. 这个十字符号标明她死去的地点。
- Can you spot the flaw in their argument? 你能指出他们论点中的谬误吗?
- I'm in a bit of a spot financially. 我经济上有点困难。
- A pyramid of stones marked the spot. 那地点用一堆堆成金字塔形状的石头作了标记。
- Accident black spot ahead! Drive with care! 前面是经常出事的路段!行车当心!