CN112450216A - 用于白玉兰的喷施剂及其制备和使用方法 - Google Patents

用于白玉兰的喷施剂及其制备和使用方法 Download PDF

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CN112450216A
CN112450216A CN202011312462.9A CN202011312462A CN112450216A CN 112450216 A CN112450216 A CN 112450216A CN 202011312462 A CN202011312462 A CN 202011312462A CN 112450216 A CN112450216 A CN 112450216A
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张冬梅
傅仁杰
张浪
有祥亮
罗玉兰
尹丽娟
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Shanghai Academy of Landscape Architecture Science and Planning
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Abstract

本发明公开了一种用于白玉兰的喷施剂及其制备和使用方法,该喷施剂的溶质包括按重量份计的以下组分:糖类35~45份、有机酸15~25份、生长调节剂0.5~1份、表面活性剂3~3.5份、磷酸二氢钾4份和尿素2份,溶质加水配制成喷施剂,在白玉兰的叶片和花芽表面进行喷施,使喷施剂与植株充分接触。采用本发明提供的喷施剂后,能够有效提高白玉兰的开花数量和花朵色泽。而且其施用方便,安全温和,提高花朵的观赏性。为后期改善白玉兰开花的养护工作提供了帮助。

Description

用于白玉兰的喷施剂及其制备和使用方法
技术领域
本发明涉及植物养护技术领域,具体涉及一种用于白玉兰的喷施剂及其制备和使用方法。
背景技术
白玉兰属落叶乔木,性喜光、不耐阴,喜温暖通风的良好环境,适宜在富含腐殖质、排水良好的微酸性砂质土壤种植。实生起源大树主干明显,树体壮实,雄奇伟岸,然实生大树花量稀少,观赏价值低,因而常使用嫁接苗作为观赏品种。白玉兰在世界各地栽培广泛,现已培育出玉灯玉兰、多瓣玉兰、紫基玉兰、飞黄玉兰等品种。不同品种的花期与花色存在很大区别,并且不同地域种植的白玉兰开花情况差异也非常显著,开花习性大不相同。通常花期长,花色亮,白色纯度高的白玉兰花朵具有更高的观赏价值。
平原地区的白玉兰一般于每年3-4月开花,露地栽培常枝茂叶盛而开花较少,因而需要通过外界补充营养以改善开花情况。
发明内容
本发明提供一种用于白玉兰的喷施剂及其制备和使用方法,其施用方便,安全温和,施用后能够有效提高白玉兰的开花数量和花朵色泽。
本发明的技术方案是,一种用于白玉兰的喷施剂,其中溶质包括按重量份计的以下组分:糖类35~45份、有机酸15~25份、生长调节剂0.5~1份、表面活性剂3~3.5份、硫酸亚铁0.5份、磷酸二氢钾4份和尿素2份。
进一步地,所述的糖类为海藻糖、葡萄糖和/或蔗糖。
进一步地,所述的有机酸为柠檬酸、苹果酸和/或酒石酸。
进一步地,所述的生长调节剂为丁酰肼、赤霉素和/或细胞分裂素。
进一步地,所述的表面活性剂为鼠李糖脂、槐糖脂和/或海藻糖脂。
进一步地,其具体组分为海藻糖35份,柠檬酸25份,丁酰肼0.5份,鼠李糖脂3.5份,硫酸亚铁0.5份,磷酸二氢钾4份和尿素2份。
进一步地,所述溶质加入溶剂配制成1000份的喷施剂。
本发明还涉及所述喷施剂的制备方法,
S1、将糖类加水进行溶解,然后加入有机酸和表面活性剂溶解,冷藏备用;
S2、将生长调节剂用酒精溶解,然后加入水混匀,再称取硫酸亚铁与磷酸二氢钾加水溶解,将溶解完全的生长调节剂溶液和硫酸亚铁与磷酸二氢钾混合溶液混匀备用;
S3、将S1和S2中的配置的溶液混合,再加入尿素混合,最后定容,得到预期浓度的喷施剂。
进一步地,S2中酒精的体积浓度为95%,加入水的剂量量为生长调节剂的200倍。
进一步地,在开花前3个月开始对白玉兰的叶片和花芽表面进行喷施,喷施剂与植株充分接触,开花前每周喷施1次,现蕾后每天1次直至盛开时停止。
本发明具有以下有益效果:
在喷施剂中通过加入糖类在生物体内既可以作为结构成分,又可以作为储存碳源和能量和提供能量的物质。同时施用糖类可以有效地保持种子、种苗根茎中的水分,提高植物的抗寒、抗旱能力。因其极强的保湿防晒作用常可以用于花卉保鲜。所选用的糖基本为单糖和最简易的多糖,方便植物吸收利用,加入的葡萄糖、海藻糖和/或蔗糖会影响花瓣花色素苷的积累,在一定范围内限制着色。
喷施剂中加入有机酸,其除了参加光合作用和呼吸作用,还可以作为代谢活性溶质,负责调节渗透压以及平衡过多的阳离子。并且也是促进植物开花。(柠檬酸、苹果酸和酒石酸都为常见的植物可吸收有机酸,对植物的次生代谢活动有密切关联,同时改善土壤偏碱性情况,调节PH营造最适合白玉兰生长的环境。另外在花卉在生长过程中需要Fe2+,而柠檬酸具有很好的螯合作用,可以鳌合Fe2+,防止产生氧化铁沉淀的一类酸,在与适量硫酸亚铁合用后可起到补充铁离子的效果,从而影响最终开花的情况。
通过在喷施剂中加入生长调节剂,能被吸收、运输与分配到植物各个部位,一方面通过延缓植物营养生长,使根系加速发育,增加根系干重缩小冠根比例,有利于控制徒长并促进花芽分化,有效的增加花芽数量,加快花芽的营养积累阶段;另一方面,可快速促进细胞分化,诱导叶芽向花芽进行转变。同时提高叶片叶绿素含量可有助于花瓣降低细胞液泡储存色素的能力从而使得花朵的白色纯度更高。丁酰肼、赤霉素和细胞分裂素可使植物加速花芽分化,诱导叶芽向花芽进行转变,对白玉兰开花有一定作用。其中的丁酰肼能延缓植物生长,抑制地上部茎叶旺长,提高叶片叶绿素含量,而叶绿素的存在可以抑制花色苷的合成,进一步减少花瓣中的花色苷储存量,使得白色纯度更高。
通过加入表面活性剂,在叶片覆有一层蜡质层,使叶片表面成为一种保护表面,另外,表面表活剂还能作为润湿剂,使肥料充分铺展,促进肥料营养物质最大限度的被吸收利用。本发明通过在花芽上使用刺激生长并起到锁水保湿的作用。帮助植株吸收喷施剂,而鼠李糖脂润湿效果优异。
在喷施剂中加入磷酸二氢钾和尿素,其中磷酸二氢钾是高效优质的磷钾肥料,可以促进作物花芽分化、增加开花数、花苞硕壮,改善根系吸收养分能力。而尿素为中性速效肥料,在花芽分化期施用可提高叶片含氮量,加速植株根系发育,加速营养积累。
附图说明
图1为实施例1与对照例1的白玉兰花照片,其中左边为实施例1,右边为对照例1。
图2为实施例2与对照例2的白玉兰花照片,其中左边为实施例2,右边为对照例2。
图3为实施例3与对照例3的白玉兰花照片,其中左边为实施例3,右边为对照例3。
具体实施方式
下面结合实施例,进一步阐明本发明,但不应理解为对本发明的限定。
实施例1:用于白玉兰的喷施剂中,溶质为海藻糖35g,柠檬酸25g,丁酰肼0.5g,鼠李糖脂3.5g,硫酸亚铁0.5g,磷酸二氢钾4g,尿素2g,溶剂为水,配置成1L喷施剂。
实施例2:用于白玉兰的喷施剂中,溶质为葡糖糖40g,苹果酸20g,赤霉素1g,槐糖脂3g,硫酸亚铁0.5g,磷酸二氢钾4g和尿素2g,溶剂为水,配置成1L喷施剂。
实施例3:用于白玉兰的喷施剂中,溶质为蔗糖45g,酒石酸15g,细胞分裂素0.8g,藻糖脂3.2g,硫酸亚铁0.5g,磷酸二氢钾4g和尿素2g,溶剂为水,配置成1L喷施剂。
对照例1:溶质为磷酸二氢钾4g,加水配成1L溶液。
对照例2:尿素2g,加水配成1L溶液。
对照例3:磷酸二氢钾4g和尿素2g,加水配成1L溶液。
实施例中的喷施剂配制时,具体过为:
第一步,首先称取糖类加入蒸馏水进行溶解,待糖类溶解完全后加入有机酸与表面活性剂溶解后冷藏备用。
第二步,称取生长调节剂用少量95%酒精进行溶解,然后加入蒸馏水,另称取硫酸亚铁和磷酸二氢钾,加蒸馏水溶解,等溶解完全后混合生长调节剂与磷酸二氢钾溶液。
第三步,混合第一步和第二步配置的溶液,加入尿素最终溶解定容后待用。
喷施剂的使用方法,将配置好的溶液加入喷壶内,喷施对象为白玉兰叶片与花芽表面,由上至下进行喷洒并保证液体与植株充分接触,喷施后注意防风防水使液体能有充足的的时间被植株充分吸收。
具体试验:
试验材料为36株长势相近的3年生白玉兰容器苗,将试验材料平均分成6组进行喷施试验,每组平行6株。试验自2019年12月1日起至2020年4月31日结束,每株白玉兰挑选三个携带花芽的侧枝进行挂牌标记,期间除喷施配方不同外均进行相同的常规养护,每周定期测量植株数据变化并记录收集。试验结束时植株生长情况见表1;试验植株开花情况见表2。其中明度的分级方式参照灰阶测试卡试验法。白色明度由高至低分别为1-20,1为明度最高白色,20为明度最低黑色。
表1
Figure BDA0002790231730000041
从表1可以看出,施用该类喷施剂后对植株本身的生长没有影响,不会危害树体本身的健康。
表2
Figure BDA0002790231730000042
从表2可以看出,使用本专利的配方喷施后,白玉兰盆栽苗无论是本身长势还是开花情况都有较为明显的变化。试验植株不仅平均开花时间增加,而且花朵的明度和白色纯度也有了显著的提高。最终保证在增加花朵数量的同时,大大提高花朵的观赏性。为今后改善白玉兰开花的养护工作提供了帮助。

Claims (10)

1.一种用于白玉兰的喷施剂,其特征在于,其中溶质包括按重量份计的以下组分:糖类35~45份、有机酸15~25份、生长调节剂0.5~1份、表面活性剂3~3.5份、硫酸亚铁0.5份、磷酸二氢钾4份和尿素2份。
2.根据权利要求1所述的喷施剂,其特征在于:所述的糖类为海藻糖、葡萄糖和/或蔗糖。
3.根据权利要求1所述的喷施剂,其特征在于:所述的有机酸为柠檬酸、苹果酸和/或酒石酸。
4.根据权利要求1所述的喷施剂,其特征在于:所述的生长调节剂为丁酰肼、赤霉素和/或细胞分裂素。
5.根据权利要求1所述的喷施剂,其特征在于:所述的表面活性剂为鼠李糖脂、槐糖脂和/或海藻糖脂。
6.根据权利要求1所述的喷施剂,其特征在于:其具体组分为海藻糖35份,柠檬酸25份,丁酰肼0.5份,鼠李糖脂3.5份,硫酸亚铁0.5份,磷酸二氢钾4份和尿素2份。
7.根据权利要求1-6任意一项所述的喷施剂,其特征在于:所述溶质加入溶剂配制成1000份的喷施剂。
8.权利要求1-7任意一项所述喷施剂的制备方法,其特征在于:
S1、将糖类加水进行溶解,然后加入有机酸和表面活性剂溶解,冷藏备用;
S2、将生长调节剂用酒精溶解,然后加入水混匀,再称取硫酸亚铁与磷酸二氢钾加水溶解,将溶解完全的生长调节剂溶液和硫酸亚铁与磷酸二氢钾混合溶液混匀备用;
S3、将S1和S2中的配置的溶液混合,再加入尿素混合,最后定容,得到预期浓度的喷施剂。
9.根据权利要求8所述的制备方法,其特征在于:S2中酒精的体积浓度为95%,加入水的剂量量为生长调节剂的200倍。
10.权利要求1-6任意一项所述喷施剂的使用方法,其特征在于:在开花前3个月开始对白玉兰的叶片和花芽表面进行喷施,喷施剂与植株充分接触,开花前每周喷施1次,现蕾后每天1次直至盛开时停止。
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