<section data-role="outer" class="article135" label="edit by 135editor"><section data-role="paragraph" class="_135editor"><p><br></p></section><section class="_135editor" data-tools="135编辑器" data-id="113965"><section style="margin: 20px auto;"><section style="padding-right: 5px;"><section style="display: flex;justify-content: flex-start;align-items: flex-end; transform: translateZ(10px);transform: translateZ(10px);-webkit-transform: translateZ(10px);-moz-transform: translateZ(10px);-ms-transform: translateZ(10px);-o-transform: translateZ(10px);"><section class="assistant" style="width: 35px;"><img class="assistant" style="vertical-align: inherit; width: 100%; display: block; max-width: 100% !important;" src="https://bcn.135editor.com/files/images/editor_styles/270ed76bd8373cf86f3c3af20ffb0624.gif" data-width="100%" draggable="false" data-ratio="0.37735849056603776" data-w="53"></section></section><section style="padding: 0px 9px 0px 8px; margin-top: -7px;"><section style="border-top: 1px solid rgb(249, 208, 66); background-color: rgb(255, 249, 234); padding: 25px 10px;"><section data-autoskip="1" class="135brush" style="text-align: justify; line-height: 1.75em; letter-spacing: 1.5px; color: rgb(51, 51, 51); background: transparent;"><p style="margin-bottom: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(34, 34, 34); font-size: 17px; letter-spacing: 0.544px; text-indent: 2em; line-height: 1.75em; font-family: -apple-system, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; word-wrap: break-word !important;" align="justify"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-size: 14px; line-height: 1.75em; text-indent: 2em; word-wrap: break-word !important;">石河子大学研究人员对不同地块与品种的棉花，进行手工采摘与机械采摘后的质量指标进行对比，研究机械采摘对棉花质量的影响</span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-size: 14px; line-height: 1.75em; text-indent: 2em; word-wrap: break-word !important;">。</span><br style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; word-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-size: 14px; word-wrap: break-word !important;"></span></p><p style="margin-bottom: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(34, 34, 34); font-size: 17px; letter-spacing: 0.544px; text-indent: 2em; line-height: 1.75em; font-family: -apple-system, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; word-wrap: break-word !important;" align="justify"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-size: 14px; word-wrap: break-word !important;">研究发现，机械采摘对棉纤维品质各项指标的影响存在差异，与手工采摘相比，纤维长度和马值无显著性变化，纤维比强度、整齐度及纺纱一致性指数则显著降低，短纤维率明显增加。</span></p><p style="margin-bottom: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(34, 34, 34); font-size: 17px; letter-spacing: 0.544px; text-indent: 2em; line-height: 1.75em; font-family: -apple-system, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; word-wrap: break-word !important;" align="justify"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-size: 14px; word-wrap: break-word !important;">不同实验点间，纤维长度和马值在两种采摘方式间无显著性差异，机采棉的比强度较手摘棉降低了3.3%-11.3%、纺纱一致性指数降低了6.1%-25.8%，整齐度降低幅度较小，仅0.6%-2.7%；短绒率变化最大，是手摘棉短绒率的1.0-1.9倍。不同品种间，机采棉的纤维长度与手摘棉差异很小，马值和整齐度则有增有减；纤维比强度和纺纱一致性指数均以机采棉的最低，62.5%的品种达到显著性水平；机采棉的短绒率显著增加是手摘棉的1.6-2.3倍。</span></p><p style="margin-bottom: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(34, 34, 34); font-size: 17px; letter-spacing: 0.544px; text-indent: 2em; line-height: 1.75em; font-family: -apple-system, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; word-wrap: break-word !important;" align="justify"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-size: 14px; word-wrap: break-word !important;">文章建议，棉花品种的确定应充分考虑产量和品质的协调性，合理搭配特早熟、早熟、及早中熟品种布局，以便延长机械采收时期，将机械采摘对棉花的影响降到最低。</span></p><p style="vertical-align: inherit; line-height: 1.75em;"><br></p></section></section></section><section style="display: flex;justify-content: flex-end;align-items: flex-end;margin-top: -12px;"><section style="background-color: rgb(249, 208, 66); display: flex; width: 36px; height: 25px; transform: skew(-15deg);"><section style="background-color: rgb(255, 255, 255); width: 4px; height: 100%; margin-left: 6px; overflow: hidden;"></section><section style="width: 4px; height: 100%; background-color: rgb(255, 255, 255); margin-left: 6px; overflow: hidden;"></section><section style="width: 4px; height: 100%; background-color: rgb(255, 255, 255); margin-left: 6px; overflow: hidden;"></section></section></section></section></section></section><section class="_135editor" data-role="paragraph"><p><br></p></section></section>