研究了几种杀菌剂对番茄叶霉病的防治效果.It'studied the effect of several fungicides to control tomato leaf mold.2002～2003年,从辽宁省不同地区番茄保护地采集番茄叶霉病病叶,经单孢分离共获得叶霉病菌51株.Fifty Fulvia fulva single - spore isolates were collected in 2002 and 200...
久居此地的居民和根基稳固的家族牢牢掌控着权力。The old-timers and established families clutched the reins of power.我们和那些政治家之间的关系很不稳固。There is an uneasy relationship between us and the politicians.那个沙坝并不稳固，他脚下如同踩着流沙一般。The sandbank was uncertain,...
The monograph is conceptually confused, unclear in its structure and weak in its methodology.这篇专论概念混淆，结构不清，研究方法也经不起推敲。...a monograph on her favourite author, John Masefield.关于她最喜欢的作者约翰·梅斯菲尔德的一本专著This monograph is a prime...
This compartment contains citric acid at a concentration up to 24 times higher than the cytoplasm.这种间隔中所含柠檬酸浓度比细胞质高24倍.Complete disintegration of cytoplasm of crescent or irregular shape of microspore .25.月牙形和不规则形小孢子细胞质完...