寒小秋 发表于 2020-7-25 09:43:49

@寻乌果农,7月柑橘果园抗旱技术措施

<div class="wx_rich_media_content" id="jsWxContainer"><section data-role="outer" label="Powered by 365editor" style=''><section data-tools-id="55736" style=''><section style='margin: 10px;'><section style='display: flex; justify-content: center; align-items: center;'><section style='display: flex; justify-content: center; align-items: center; flex-direction: column;'><section style='align-self: flex-start;'><span class="wxart_image" wx-style='display:inline-block;display: block;' style=''><font face="微软雅黑" size="3"></font></span></section><section style='display: flex; justify-content: center; align-items: center; border-width: 1px; border-style: dashed; border-color: rgb(96, 57, 18); border-radius: 8px; box-sizing: border-box;'><section style='border-width: 1px; border-style: solid; border-color: rgb(96, 57, 18); border-radius: 8px; padding: 12px 8px; margin: -3px 3px 3px -3px; box-sizing: border-box;'><p style='break-after: avoid;text-align: center;'><font face="微软雅黑" color="#ff0000" size="4"><b>柑橘果园抗旱技术措施</b></font></p><p style='break-after: avoid;text-align: center;'><font face="微软雅黑" size="3"><br></font></p><p style='text-indent: 45px;line-height: 37px;'><font face="微软雅黑" size="3"><span style='letter-spacing: 0px;'>七月以后,</span><span style='letter-spacing: 0px;'>我县</span><span style='letter-spacing: 0px;'>出现了</span><span style='letter-spacing: 0px;'>连续</span><span style='letter-spacing: 0px;'>晴</span><span style='letter-spacing: 0px;'>热</span><span style='letter-spacing: 0px;'>高温天气,气温高、降雨少、辐射强</span><span style='letter-spacing: 0px;'>,严重影响</span><span style='letter-spacing: 0px;'>柑橘</span><span style='letter-spacing: 0px;'>果实膨大和</span><span style='letter-spacing: 0px;'>秋梢抽生,</span><span style='letter-spacing: 0px;'>为降低恶劣天气对果树造成的影响,</span><span style='letter-spacing: 0px; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;'>必须采取以下有效措施积极应对</span><span style='letter-spacing: 0px;'>:</span></font></p><p style='text-indent: 43px;line-height: 37px;'><font face="微软雅黑" size="3"><span style='letter-spacing: 0px;'>1、</span><span style='letter-spacing: 0px;'>树盘浅耕,</span><span style='letter-spacing: 0px;'>保墒</span><span style='letter-spacing: 0px;'>抗旱。进行树盘浅耕松土,覆盖杂草保埔抗旱,特别是幼龄果园尤其重要。覆盖</span><span style='letter-spacing: 0px;'>稻草、杂草</span><span style='letter-spacing: 0px;'>等</span><span style='letter-spacing: 0px;'>,且覆盖厚度要达到</span><span style='letter-spacing: 0px;'>10</span><span style='letter-spacing: 0px;'>厘米以上,否则达不到应有效果。覆盖杂草时,应注意在主干附近留有直径10厘米左右的空隙,以防杂草腐烂危及主干。</span></font></p><p style='text-indent: 43px;line-height: 37px;'><font face="微软雅黑" size="3"><span style='letter-spacing: 0px;'>2、</span><span style='letter-spacing: 0px;'>灌水抗旱,均衡供应。以十天为一个周期,如周期内没有中到大雨(10</span><span style='letter-spacing: 0px;'>毫米</span><span style='letter-spacing: 0px;'>以上自然降雨)天气过程,且天气预报又没有明确预告有降雨的天气过程,应及时进行一次充分灌水。每株树灌水</span><span style='letter-spacing: 0px;'>30-40</span><span style='letter-spacing: 0px;'>公斤,或滴灌</span><span style='letter-spacing: 0px;'>3-5</span><span style='letter-spacing: 0px;'>小时(一株树2个滴头)。没有节水灌溉系统,而且水源较紧缺的</span><span style='letter-spacing: 0px;'>果</span><span style='letter-spacing: 0px;'>园,可沿树冠滴水线挖</span><span style='letter-spacing: 0px;'>3-4</span><span style='letter-spacing: 0px;'>个直径30厘米、深40厘米左右的坑,坑内放些杂草,每次浇水时都将水灌注到坑内,这样既可以节约用水,又可迅速提高灌水效率。</span></font></p><p style='text-indent: 43px;line-height: 37px;'><font face="微软雅黑" size="3"><span style='letter-spacing: 0px;'>3、</span><span style='letter-spacing: 0px;'>补充营养,</span><span style='letter-spacing: 0px;'>恢复树势</span><span style='letter-spacing: 0px;'>。结合灌水抗旱,可适当增施肥料,促进果实膨大</span><span style='letter-spacing: 0px;'>、</span><span style='letter-spacing: 0px;'>秋梢抽生和</span><span style='letter-spacing: 0px;'>恢复树势</span><span style='letter-spacing: 0px;'>。肥料可选用高氮、高钾类型的复合肥,适当添加微量元素,也可选用冲施肥料。</span></font></p><section style='text-align: center;'><span class="wxart_image" wx-style='display:inline-block;'><font face="微软雅黑" size="3"></font></span></section><p style='text-indent: 43px;line-height: 37px;'><br></p></section></section></section></section></section></section><p style=''><font face="微软雅黑" size="3"><br></font></p></section><p><br></p></div><p></p>
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