CN202748361U - 烤烟地膜集雨抗旱效果的测量结构 - Google Patents
烤烟地膜集雨抗旱效果的测量结构 Download PDFInfo
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Abstract
本实用新型公开了一种烤烟地膜集雨抗旱效果的测量结构,包括烟墒,在烟墒设有5~20个烟塘,每个烟塘的尺寸和形状都不相同;在每个烟塘中都设有一个规格相同的集雨器;在烟墒的顶部覆盖有地膜,在地膜上对应每个烟塘的位置都设有一个积水孔。本实用新型采用在同一烟区的烟墒上设置多个不同规格的烟塘,在每个烟塘内设置集雨器,通过检测集雨器内的水量及烟塘内的土壤的含水量,对测定结果进行数据分析,分别得出不同烟塘规格分别与集雨量和塘内土壤含水量的回归模型,从而可以快速、准确的获得烟塘的集雨量和土壤含水量,以选择最理想的烟塘规格。
Description
技术领域
本实用新型涉及一种农业种植测量结构,尤其是一种烤烟地膜集雨抗旱效果的测量结构。
背景技术
从2009年以来,文山州面临连续三年严峻的干旱气候,给农业经济产业发展、人民生活、牲畜生存带来严重影响。而烤烟是我州主要经济作物,持续的干旱,严重影响到移栽后烟苗的成活、生长与产量。土壤水分对烟苗生长发育非常重要。植烟土壤含水量直接影响烟株对水分的吸收及体内干物质的积累和烟叶化学成分的组成。施入的肥料和土壤中营养物质只有在适宜的水分条件下,才能被烟株吸收利用。如果土壤重度干旱,烟株蹲塘不长,还苗期的烟苗甚至可能因此死亡。而经研究发现烟塘的规格对集雨量和土壤含水量都有很大影响,而要现在并没有一种合适的技术来快速、准确的对烟塘的集雨量和土壤含水量进行测定。
发明内容
本实用新型的目的是:提供一种烤烟地膜集雨抗旱效果的测量结构,它能快速、准确的测试出同一区域内不同规格的烟塘的集雨量和土壤含水量,以克服现有技术的不足。
本实用新型是这样实现的:烤烟地膜集雨抗旱效果的测量结构,包括烟墒,在烟墒设有5~20个烟塘,每个烟塘的尺寸和形状都不相同;在在全部或部分烟塘中都设有规格相同的集雨器;在烟墒的顶部覆盖有地膜,在地膜上对应每个烟塘的位置都设有一个积水孔。
积水孔的直径为3~5cm。
集雨器的容积为3L。
由于采用了上述的技术方案,与现有技术相比,本实用新型采用在同一烟区的烟墒上设置多个不同规格的烟塘,在每个烟塘内设置集雨器,通过检测集雨器内的水量及烟塘内的土壤的含水量,对测定结果进行数据分析,分别得出不同烟塘规格分别与集雨量和塘内土壤含水量的回归模型,从而可以快速、准确的获得烟塘的集雨量和土壤含水量,以选择最理想的烟塘规格。本实用新型结构简单,容易实施,适用范围广,使用效果好。
附图说明
图1为本实用新型的结构示意图;
图2为烟塘的剖视图。
具体实施方式
本实用新型的实施例:烤烟地膜集雨抗旱效果的测量结构如图1所示,在平整田地后,按株行距120×50~55cm进行拉线理墒,采用插条定位,用锄头沿中心线方向向上翻土形成墒(垄)体,使墒面平整呈板瓦型,形成烟墒1,在每行烟墒1上严格按照设定的不同尺寸规格进行打塘,打出9个不同尺寸规格的烟塘2,烟塘2的尺寸依次为10X25X20cm,20 X 25 X 20cm,30X25 X 20cm,40X25X20cm,10 X 25 X 20cm,20 X 25 X 20cm,30 X 25 X 20cm,40 X 25 X 20cm,最后一个烟塘2按照本地习惯进行打塘,并在前4个烟塘2内都放置一个相同规格的集雨器5;打塘完成后,将地膜3与垄面紧贴,呈相对密闭状,用细土封严压实压紧地膜3两边,让裸露的膜面尽可能多。覆膜后对准每个烟塘2中心处的地膜3上打出一直径为3~5cm的积水孔4,并用干土把膜口盖住,使穴位呈微凹陷形,覆膜后及时检查,若有破洞用细土封严实。
测定分析:从理墒打塘覆膜后至移栽,每次降雨后均要用针筒从前4个烟塘2的集雨器5吸取到量筒测量集雨量,在移栽前一天,从后4个烟塘2内进行土壤取样,并立即装入封口袋,当用烘干法进行土壤含水量测定。对测定结果进行数据分析,分别得出不同打塘规格分别与集雨量和塘内土壤含水量的回归模型,从而确定本烟区的适宜打塘规格。
Claims (3)
1.一种烤烟地膜集雨抗旱效果的测量结构,包括烟墒(1),其特征在于:在烟墒(1)设有5~20个烟塘(2),每个烟塘(2)的尺寸和形状都不相同;在全部或部分烟塘(2)中设有规格相同的集雨器(5);在烟墒(1)的顶部覆盖有地膜(3),在地膜(3)上对应每个烟塘(2)的位置都设有一个积水孔(4)。
2.根据权利要求1所述的烤烟地膜集雨抗旱效果的测量结构,其特征在于:积水孔(4)的直径为3~5cm。
3.根据权利要求1所述的烤烟地膜集雨抗旱效果的测量结构,其特征在于:集雨器(5)的容积为3L。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103563634A (zh) * | 2013-11-06 | 2014-02-12 | 云南省烟草公司文山州公司 | 烤烟抗旱节水栽培作业方法 |
CN106900338A (zh) * | 2017-04-17 | 2017-06-30 | 六盘水市烟草公司盘县分公司 | 一种烟地膜下集雨移栽方法及集雨结构 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103563634A (zh) * | 2013-11-06 | 2014-02-12 | 云南省烟草公司文山州公司 | 烤烟抗旱节水栽培作业方法 |
CN103563634B (zh) * | 2013-11-06 | 2015-11-11 | 云南省烟草公司文山州公司 | 烤烟抗旱节水栽培作业方法 |
CN106900338A (zh) * | 2017-04-17 | 2017-06-30 | 六盘水市烟草公司盘县分公司 | 一种烟地膜下集雨移栽方法及集雨结构 |
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