首页/ 题库 / [问答题]叶枯与叶斑的区别是什么?的答案

叶枯与叶斑的区别是什么?

问答题
2021-12-29 14:28
查看答案

正确答案

叶枯是叶片上出现较大面积死亡,坏死区没有明显的大小和形状,边缘不清;叶斑是叶上局部组织死亡,坏死区具有明显的形状和大小,轮廓清楚。


试题解析

相关题目
boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing

A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.

植物激素和植物生长调节剂最根本的区别是()。
法国重农学派思想体系的主要内容是什么?
叶枯与叶斑的区别是什么?
立枯与猝倒的区别是什么?
什么叫ORS?如何配制?如何使用?
Mainly east 3 or 4 partly cloudy to overcast occasional rain()slowly south moderate or good.
()any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local quarantine officer must be notified immediately.
Should any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local Quarantine Officer must be()immediately.
Masters are()solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.
系统中雷达状态包括Unknown、Operational(or ON)、Failed(or OFF)、Detached。
The carrier is liable for loss of or damage to the goods or delay in delivery caused by fire,()the claimant proves that the fire arose from fault or neglect on the part of the carrier,his servants or agents.
Shutdown price(or point,or rule) 停业价格(或停业点、停业原则)
硬脂酸是怎样合成的?动植物有什么区别?
翻译:With Average or With Particular Average(WA or WPA)()
()shall be liable for loss of and damage to the Vessel and/or goods arising or resulting from inaccuracies in stating the description,quantity,weight,measurement or contents.
水稻纹枯病、水稻条纹叶枯病、水稻白叶枯病都是真菌性病害。
裸子植物和被子植物的主要区别是裸子植物的胚珠裸露,被子植物的胚珠被()包被。
广告位招租WX:84302438

免费的网站请分享给朋友吧