jiazx0107@163.com
2023-11-06 69cd9f59a0fabf12f8c9147fcba7f69817a870b3
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                        <h1 class="font-title1 text-center">中国储粮生态区域划分、生态特点及主要储粮措施</h1>
 
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                            <font style="FONT-SIZE: 18pt"><font face="黑体 ">中国储粮生态区域划分、生态特点及主要储粮措施</font></font>
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                                    <th>区域名称</th>
                                    <th>生态特点</th>
                                    <th>主要储粮措施</th>
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                                    <td>第一区:高寒干燥储粮区</td>
                                    <td>15℃以上有效积温0~178℃·d,15℃以上的时间0 d~70 d;年降水量≤400
                                        mm;年平均相对湿度10%~90%;1月气温0℃~-16℃,7月气温6℃~18℃;主要粮油作物为青稞、春小麦、冬小麦;代表性储粮害虫为褐皮蠹、花斑皮蠹
                                        、黄蛛甲、褐蛛甲;空气稀薄,太阳能、风能资源极为丰富,寒冷、干季干燥,是储粮最适宜区域。</td>
                                    <td>1.风干、晾晒,自然通风 2.干季低温储藏 3.雨季前密封 1.风干、晾晒,自然通风 2.干季低温储藏
                                        3.雨季前密封</td>
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                                    <td>第二区:低温干燥储粮区</td>
                                    <td>15℃以上有效积温626℃·d~2280℃·d,15℃以上的时间112d~194 d;年降水量800
                                        mm以下;年平均相对湿度28%~90%;
                                        1月气温-8℃~-20℃,7月气温18℃~24℃;主要粮油作物为春小麦、冬小麦、玉米;代表性储粮害虫为黑拟谷盗、褐毛皮蠹
                                        、花斑皮蠹、黄蛛甲、裸蛛甲、日本蛛甲、谷象(新疆);全国最干旱地区,日照充足,寒冷、风力大,适宜低温储粮,玉米收获后常来不及降低水分</td>
                                    <td>1.风干、晾晒、自然通风 2.自然低温 3.次年春末、夏初、风干晾晒和通风处理高水分粮
                                        4.夏初前施拌保护剂密封 5.新疆个别地区夏季如只靠机械通风不能达到降温目的,可使用谷冷机降温</td>
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                                    <td>第三区:低温高湿储粮区</td>
                                    <td>15℃以上有效积温223℃·d~819℃·d,15℃以上的时间55 d~122 d;年降水量400
                                        mm~1000
                                        mm;年平均相对湿度22%~93%;1月气温-12℃~-30℃,7月气温19℃~24.5℃;主要粮油作物为春小麦、玉米、大豆;代表性储粮害虫为玉米象、锯谷盗、大谷盗、赤拟谷盗;“冷、湿”是其气候特点,玉米收获后常来不及降低水分。</td>
                                    <td>1.机械通风、烘干 2.自然通风 3.春末、夏初自然风干、晾晒和通风、烘干 4.施用防护剂并密闭储藏</td>
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                                    <td>第四区:中温干燥储粮区</td>
                                    <td>15℃以上有效积温828℃·d~1690℃·d,15℃以上的时间143~192d;年降水量400
                                        mm~800
                                        mm;年平均相对湿度13%~97%;1月气温0℃~-10℃,7月气温>24℃;主要粮油作物为冬小麦、玉米、大豆;代表性储粮害虫为玉米象、麦蛾、印度谷螟、锯谷盗、大谷盗、赤拟谷盗;冬季寒冷干燥为储粮有利条件、夏季高温多雨为不利条件。</td>
                                    <td>1.小麦收后夏季高温晾晒 2.秋季晾晒、通风或烘干高水分玉米 3.自然低温
                                        4.次年夏初前用晾晒、通风方法处理高水分玉米。 5.施用防护剂并密闭储藏 6.密切注意过夏粮粮情</td>
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                                    <td>第五区:中温高湿储粮区</td>
                                    <td>15℃以上有效积温1029℃·d~3180℃·d,15℃以上的时间121~253d;年降水量800
                                        mm~1600
                                        mm;年平均相对湿度34%~98%;1月气温0℃~10℃,7月气温28℃左右;主要粮油作物为单、双季稻、冬小麦;代表性储粮害虫为玉米象、谷蠹、麦蛾、锯谷盗、长角扁谷盗、大谷盗、赤拟谷盗;夏季高温、高湿;晚稻水分含量高。</td>
                                    <td>1.收后机械通风、烘干 2.冬春通风降温 3.次年春季干燥高水分粮 4.春季气温回升前密封
                                        5.施用防护剂,害虫多时熏蒸 6.密切注意过夏粮粮温、水分,及时采取措施</td>
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                                    <td>第六区:中温低湿储粮区</td>
                                    <td>15℃以上有效积温724℃·d~1307℃·d,15℃以上的时间173 d~224 d;年降水量1000
                                        mm左右;年平均相对湿度30%~98%;1月气温2℃~10℃,7月气温18~28℃左右;主要粮油作物为单季稻、冬小麦、玉米;代表性储粮害虫为玉米象、谷蠹
                                        、麦 蛾、锯谷盗、长角扁谷盗、大谷盗、赤拟谷盗;冬暖夏热。降水较多,日照少、湿度高。储粮虫害问题较严重。</td>
                                    <td>1.收后机械通风、烘干 2.害虫多时熏蒸 3.冬春通风降温 4.施用防护剂并密闭储藏
                                        5.四川盆地应密切注意过夏粮温、水分含量,及时采取措施</td>
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                                    <td>第七区:高温高湿储粮区</td>
                                    <td>15℃以上有效积温1566℃·d~3476℃·d,15℃以上的时间289 d~352 d;年降水量1400
                                        mm~2000
                                        mm;年平均相对湿度35%~98%;1月气温10℃~26℃,7月气温23℃~28℃左右;主要粮油作物为双季稻、单季稻、冬小麦、玉米;代表性储粮害虫为米象、玉米象、谷蠹、麦蛾、锯谷盗、长角扁谷盗、大谷盗、赤拟谷盗;本区大部分地区夏长5~9个月。本区长夏无冬,年均温20~26℃,只有干湿季之分。降水多,相对湿度80%左右。本区台风季节5~11月,台风雨占年降雨10%~40%,是我国最“湿、热”的地区,虫害问题严重,储粮难度最大。</td>
                                    <td>1收后及时通风或高温干燥(晚稻收后自然通风即可满足降水要求) 2有虫及时熏蒸
                                        3干季及时通风降温、降水,然后施用防护剂并密闭储藏 4使用降温、吸湿设备 5采用降温、吸湿和熏蒸设备</td>
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                                        <p>注: ①各储粮生态区域的主要分布范围详见中国储粮生态区划图。</p>
                                        <p>注:②由于同一储粮生态区域内因海拔、地形等差异,不同地区的实际储粮生态环境可能存在差异。应以实际储粮生态环境为依据,确定储粮技术的最佳组合。比如,在云南省,按地域划分属于“西南中温低湿区”,但高海拔地区的储粮生态符合高寒干燥储粮区的条件;低海拔偏低地区的储粮生态则符合高温高湿储粮区的条件。</p>
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