尤加利叶子上有斑点

叶子上有斑点白粉病导致,对于叶枯病发生,可喷施600倍65%森锌溶液或50%可湿性粉剂1000倍液。粉病可用15%宁1000倍液、2%抗霉菌200倍液进行

、叶枯病

尤加利叶子上有斑点"  src="https://www.zzhiwu.com/zb_users/theme/imlgm/style/images/thumbnail.png"     /></p>
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	<strong>1、</strong>尤加利叶<a target="_blank" href="https://www.zzhiwu.com/tags-377.html" style="text-decoration: none;">子</a>上<a target="_blank" href="https://www.zzhiwu.com/tags-2339.html" style="text-decoration: none;">有</a><a target="_blank" href="https://www.zzhiwu.com/tags-2529.html" style="text-decoration: none;">斑</a>点<a target="_blank" href="https://www.zzhiwu.com/tags-195.html" style="text-decoration: none;">是一种</a>叶枯病<a target="_blank" href="https://www.zzhiwu.com/tags-1549.html" style="text-decoration: none;">导</a><a target="_blank" href="https://www.zzhiwu.com/tags-1550.html" style="text-decoration: none;">致</a>的,<a target="_blank" href="https://www.zzhiwu.com/tags-2279.html" style="text-decoration: none;">当</a><a target="_blank" href="https://www.zzhiwu.com/tags-728.html" style="text-decoration: none;">发病</a><a target="_blank" href="https://www.zzhiwu.com/tags-472.html" style="text-decoration: none;">时候</a>从叶<a target="_blank" href="https://www.zzhiwu.com/tags-3218.html" style="text-decoration: none;">子叶</a>尖<a target="_blank" href="https://www.zzhiwu.com/tags-235.html" style="text-decoration: none;">开</a>始,逐渐呈<a target="_blank" href="https://www.zzhiwu.com/tags-2647.html" style="text-decoration: none;">现</a><a target="_blank" href="https://www.zzhiwu.com/tags-1730.html" style="text-decoration: none;">一种</a><a target="_blank" href="https://www.zzhiwu.com/tags-2166.html" style="text-decoration: none;">黄斑</a><a target="_blank" href="https://www.zzhiwu.com/tags-3138.html" style="text-decoration: none;">现象</a>,后<a target="_blank" href="https://www.zzhiwu.com/tags-1329.html" style="text-decoration: none;">来</a>随着病<a target="_blank" href="https://www.zzhiwu.com/tags-4396.html" style="text-decoration: none;">情</a><a target="_blank" href="https://www.zzhiwu.com/tags-2278.html" style="text-decoration: none;">不</a>断扩<a target="_blank" href="https://www.zzhiwu.com/tags-2022.html" style="text-decoration: none;">大</a>,<a target="_blank" href="https://www.zzhiwu.com/tags-599.html" style="text-decoration: none;">枝叶</a>最后<a target="_blank" href="https://www.zzhiwu.com/tags-552.html" style="text-decoration: none;">干枯</a><a target="_blank" href="https://www.zzhiwu.com/tags-2906.html" style="text-decoration: none;">脱落</a>现<a target="_blank" href="https://www.zzhiwu.com/tags-1184.html" style="text-decoration: none;">象</a>。所以<a target="_blank" href="https://www.zzhiwu.com/tags-2611.html" style="text-decoration: none;">是一</a><a target="_blank" href="https://www.zzhiwu.com/tags-148.html" style="text-decoration: none;">种</a><a target="_blank" href="https://www.zzhiwu.com/tags-382.html" style="text-decoration: none;">危害</a><a target="_blank" href="https://www.zzhiwu.com/tags-1116.html" style="text-decoration: none;">性</a>非常<a target="_blank" href="https://www.zzhiwu.com/tags-279.html" style="text-decoration: none;">强</a>的<a target="_blank" href="https://www.zzhiwu.com/tags-821.html" style="text-decoration: none;">病害</a>。</p><script async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>
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<p>
	<strong>2、</strong><a target="_blank" href="https://www.zzhiwu.com/tags-1447.html" style="text-decoration: none;">解决办法</a>:<a target="_blank" href="https://www.zzhiwu.com/tags-861.html" style="text-decoration: none;">在</a><a target="_blank" href="https://www.zzhiwu.com/tags-315.html" style="text-decoration: none;">发</a><a target="_blank" href="https://www.zzhiwu.com/tags-171.html" style="text-decoration: none;">生</a>叶枯病<a target="_blank" href="https://www.zzhiwu.com/tags-2639.html" style="text-decoration: none;">时</a>候,<a target="_blank" href="https://www.zzhiwu.com/tags-2308.html" style="text-decoration: none;">就</a><a target="_blank" href="https://www.zzhiwu.com/tags-421.html" style="text-decoration: none;">要</a>及时进行有<a target="_blank" href="https://www.zzhiwu.com/tags-808.html" style="text-decoration: none;">效</a><a target="_blank" href="https://www.zzhiwu.com/tags-274.html" style="text-decoration: none;">防治</a>。首先<a target="_blank" href="https://www.zzhiwu.com/tags-3095.html" style="text-decoration: none;">可以</a><a target="_blank" href="https://www.zzhiwu.com/tags-392.html" style="text-decoration: none;">将</a>一些病叶<a target="_blank" href="https://www.zzhiwu.com/tags-1347.html" style="text-decoration: none;">摘除</a>掉,<a target="_blank" href="https://www.zzhiwu.com/tags-1496.html" style="text-decoration: none;">并</a>集<a target="_blank" href="https://www.zzhiwu.com/tags-1641.html" style="text-decoration: none;">中</a><a target="_blank" href="https://www.zzhiwu.com/tags-2552.html" style="text-decoration: none;">清理</a><a target="_blank" href="https://www.zzhiwu.com/tags-360.html" style="text-decoration: none;">干</a>净。然后可喷施600倍液65%代森锌溶液,或50%多灵菌可<a target="_blank" href="https://www.zzhiwu.com/tags-2616.html" style="text-decoration: none;">湿</a>性粉剂1000倍液,<a target="_blank" href="https://www.zzhiwu.com/tags-268.html" style="text-decoration: none;">保</a>持<a target="_blank" href="https://www.zzhiwu.com/tags-1118.html" style="text-decoration: none;">盆</a><a target="_blank" href="https://www.zzhiwu.com/tags-163.html" style="text-decoration: none;">土</a><a target="_blank" href="https://www.zzhiwu.com/tags-600.html" style="text-decoration: none;">疏松</a>性,<a target="_blank" href="https://www.zzhiwu.com/tags-170.html" style="text-decoration: none;">植株</a><a target="_blank" href="https://www.zzhiwu.com/tags-3865.html" style="text-decoration: none;">通</a><a target="_blank" href="https://www.zzhiwu.com/tags-2137.html" style="text-decoration: none;">透</a>性。</p>
<h2>
	二、<a target="_blank" href="https://www.zzhiwu.com/tags-2916.html" style="text-decoration: none;">白粉</a>病</h2>
<p>
	<img src="https://www.zzhiwu.com/zb_users/theme/imlgm/style/images/thumbnail.png" data-echo="https://www.zzhiwu.com/zb_users/upload/2019/09/q40ftsbfehq.jpg" style="width: 600px; height: 400px;"  alt=

1、尤加利叶子上有斑点可能是发生了白粉病,在发病时候叶上有不规则黄绿斑,随着病情扩大逐渐生长白粉斑,蔓延整个上面,最后导致叶片枯萎死亡现象。

尤加利叶子上有斑点

2、方法:若是白粉病比较轻微,可将病叶都修剪掉,保持整株通透性,做好充足光照肥水措施。若是发病比重,则可15%粉锈宁1000倍液、2%抗霉菌素水剂200倍液进行喷施。

未经允许不转载:水培植物_盆栽植物_种植屋 » 尤加利叶子上有斑点

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