富平县果树低温雨雪冻害防范技术措施
<section data-support="96编辑器" data-style-id="39904" style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;visibility: visible"><section style="margin: 10px 0px;padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;text-align: center;visibility: visible"><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;border-width: 1px;border-style: solid;border-color: rgb(252, 133, 104);visibility: visible"><section style="margin: 0px 14px;padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;line-height: 1.75em;text-align: justify;transform: rotateZ(0deg);visibility: visible"><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;visibility: visible"><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;outline: 0px;max-width: 100%;clear: both;min-height: 1em;text-indent: 2em;line-height: 2em;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;letter-spacing: 0.544px;font-family: 宋体;visibility: visible">根据最新气象部门通报，全县本月13-14号持续雨雪降温天气，积雪深度为3-5cm，山区局地可达8cm以上。另外，20-21日，还有一次明显的降温天气过程。此次雨雪寒潮天气过程降温剧烈、气温低、雨雪强、持续时间长，将出现较严重冻害，影响果树第二年的长势和产量，应及时做好果树防寒工作。</span></p><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;text-indent: 2em;visibility: visible"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;font-family: 宋体;color: rgb(0, 82, 255);visibility: visible">一、排查危险源。</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;font-family: 宋体;visibility: visible">苹果防雹网、樱桃防鸟网要在果实采收后及时收网、收膜，以免造成不必要的经济损失。</span></section><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;text-indent: 2em;visibility: visible"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;font-family: 宋体;visibility: visible"><span style=";padding: 0px;outline: 0px;max-width: 100%;color: rgb(0, 82, 255);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important">二、保证设施安全。</span>设施农业应提前修补棚膜，加固棚体，并根据天气预警，拉紧压线，压实草苫。降雪区域及时清理棚膜积雪，防止温室坍塌。降温后，根据天气情况及时增温补光，促进作物健壮生长。同时做好棚内病害监测与防治。</span></section><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;text-indent: 2em;visibility: visible"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;font-family: 宋体;color: rgb(0, 82, 255);visibility: visible">三、注意树体保护。</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;font-family: 宋体;visibility: visible">软籽石榴、红提、猕猴桃等耐寒性差的露天经济林果，应做好树冠覆膜、枝干涂白、树体包裹或者茎秆覆土等防护措施，以防树体、枝条、树冠受冻。降温前停止冬灌，以防冻害发生。</span></section><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;text-indent: 2em;visibility: visible"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;font-family: 宋体;color: rgb(0, 82, 255);visibility: visible">四、延迟修剪。</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;font-family: 宋体;visibility: visible">冬季修剪造成的剪锯口御寒能力低，易遭受冻害，建议尽量将修剪时期延迟至春季；已修剪的果园，对较大的剪锯口要涂抹保护剂。</span></section><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;text-indent: 2em;visibility: visible"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;font-family: 宋体;color: rgb(0, 82, 255);visibility: visible">五、加强病虫害防治。</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;font-family: 宋体;visibility: visible">果树遭受冻害后树体衰弱，抵抗力差，容易发生病虫害。要加强病虫害综合防治，尽量减少因病虫害造成的产量和经济损失。</span></section><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;outline: 0px;max-width: 100%;clear: both;min-height: 1em;text-indent: 2em;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;font-family: 宋体;letter-spacing: 0;background: rgb(255, 255, 255);color: rgb(0, 82, 255);visibility: visible">六、果园熏烟。</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 0;background: rgb(255, 255, 255);visibility: visible"><span style=";padding: 0px;outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important">宜在最寒冷的夜间采用。在严寒的夜晚11时左右，在果园上风头的边角处，以柴草、稻壳、糠壳、锯末、枯枝落叶等为燃料（注意控制火势），捂暗火烧烟，使浓烟覆盖全园，让烟雾笼罩全园上空。</span><br style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important"/></span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;font-family: 宋体;letter-spacing: 0;background: rgb(255, 255, 255);color: rgb(0, 82, 255)"> 七、设置风障。</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 17px;color: rgb(51, 51, 51);letter-spacing: 0;background: rgb(255, 255, 255);font-family: 宋体">地势平缓地带，在果园外围西北侧用树枝、干草等编筑一道高约1米的防风篱笆或挡风土埂，保护果树不受冻。对小面积幼龄果园，可用高粱、玉米秸秆每隔2～3行树苗设置一道防风障。</span></p><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;outline: 0px;max-width: 100%;clear: both;min-height: 1em;text-indent: 2em;line-height: 2em;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important"><br/></p><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;text-indent: 2em;line-height: 1.75em"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;font-size: 18px">作者：赵雷刚 </span></section><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;text-indent: 2em;line-height: 1.75em"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;font-size: 18px">审核<span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important">：</span>宋武社</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;font-size: 18px;text-indent: 2em;letter-spacing: 0.544px"> </span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;font-size: 18px;text-indent: 2em;letter-spacing: 0.544px"> </span></section><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;text-indent: 2em;line-height: 1.75em"></section></section></section><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;width: 13px;transform: rotateX(180deg) rotateY(180deg) rotateZ(0deg)"></section></section></section></section><p></p><section data-support="96编辑器" data-style-id="40051" style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important"><section style="margin: 10px 0px;padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;text-align: center;text-indent: 2em;line-height: 1.75em"><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: 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