在有些地区茎杆锈病也许会在外界发现之前就爆发。
In some places stem rust may become endemic before the outside world even spots it.
当他测试一个新品种的抗性时，他震惊的发现植物茎杆上的伤疤不是条纹锈病的黄色条纹，而是茎杆锈病的发炎脓包。
Whiletesting a new variety’s resistance, he was alarmed to find stems scarred not bythe yellow streaks of stripe rust but the angry pustules of stem rust.
当他测试一个新品种的抗性时，他震惊的发现植物茎杆上的伤疤不是条纹锈病的黄色条纹，而是茎杆锈病的发炎脓包。
Whiletesting a new variety’s resistance, he was alarmed to find stems scarred not bythe yellow streaks of stripe rust but the angry pustules of stem rust.
应用推荐