CN109601563A - 千年桐种子植物性多功能包衣剂及其包衣方法 - Google Patents

千年桐种子植物性多功能包衣剂及其包衣方法 Download PDF

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CN109601563A
CN109601563A CN201811214752.2A CN201811214752A CN109601563A CN 109601563 A CN109601563 A CN 109601563A CN 201811214752 A CN201811214752 A CN 201811214752A CN 109601563 A CN109601563 A CN 109601563A
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coating agent
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aleurite montana
seed
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颜欢欢
陈建忠
龚辉
刘剑斌
郑俊敏
洪滔
林晗
苏少川
张根水
肖应忠
余志芳
吴承祯
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Forestry Bureau Of Jianyang District Of Nanping City
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Abstract

本发明提供了千年桐种子植物性多功能包衣剂及其包衣方法,该包衣剂包括固体包衣剂组分和液体包衣剂组分;所述固体包衣剂组分按重量份数比包括下列组分制成:营养成分0.001‑0.01份、植物生长调节剂0.01‑0.10份、无机盐0.8‑1.5份、成膜剂10‑20份、植物性警戒色粉0.2‑1.2份、植物性脲酶抑制和病菌防治剂1.5‑5份及滑石粉30‑35份;所述液体包衣剂组分按重量份数比包括下列组分制成:杀虫剂0.01‑0.05份、骨胶3‑4份、粘合剂8‑9份、悬浮分散剂4‑7份及水25‑30份;所述植物性脲酶抑制和病菌防治剂为绿竹叶片粉与千年桐叶片粉的混合物。本发明包衣剂能抑制土壤脲酶活性,延长氮肥的肥效、防治病菌虫鼠害,促使包衣后的千年桐种子发芽率高、抗逆性强,健康生长。

Description

千年桐种子植物性多功能包衣剂及其包衣方法
技术领域
本发明属于林木种子处理应用技术领域,具体地说是涉及千年桐种子包衣剂及其包衣方法。
背景技术
千年桐作为生态修复和天然更新的阔叶树种之一,在实际造林中常用种子直接种植,直接种植存在如下缺点:1、入土后发芽率偏低,由于自然落种或人工下种,种子养分不足而阻碍发芽。2、在自然环境下,种子将受到野外虫鼠害如山鼠等吞噬与破坏,降低了种子萌发几率。3、种子将受到土壤微生物侵蚀,降低发芽率。4、由于土壤脲酶活性较高,影响种子萌发和发芽后的幼苗,无法提供有效氮,容易造成幼苗死亡。
目前,农林业上为适应机械化精密播种和减少种子表面的病菌、增加营养成分需要,开始推广对种子表面进行包衣处理。
公布号为CN 102850130 A的《一种千年桐种子包衣剂配方》,其提高了种子活力和发芽率,但存在如下缺陷:①包衣剂配方中某些原料组成不合理,缺少一些辅助性原料,并且为纯化学配方,对环境伤害较大;②包衣剂制备过程不合理,只适合少量人工包衣,无法实现大量包衣。在包衣机内进行包衣时会导致包衣后的种子粘结在一起,无法分开,需人工进行分离,效率低、成本高,且对种子种皮伤害较大。另外,并没有完全解决上述直接种植的缺陷。
发明内容
本发明提供一种千年桐种子植物性多功能包衣剂,其能抑制土壤脲酶活性、延长氮肥肥效,防治病菌,使包衣后的千年桐种子发芽率高、抗逆性强,本发明还提供其包衣方法。
本发明通过下述技术方案实现:
千年桐种子植物性多功能包衣剂,其包括固体包衣剂组分和液体包衣剂组分;
所述固体包衣剂组分按重量份数比包括下列组分制成:营养成分0.001-0.01份、植物生长调节剂0.01-0.10份、无机盐0.8-1.5份、成膜剂10-20份、植物性警戒色粉0.2-1.2份、植物性脲酶抑制和病菌防治剂1.5-5份及滑石粉30-35份;
所述液体包衣剂组分按重量份数比包括下列组分制成:杀虫剂0.01-0.05份、骨胶3-4份、粘合剂8-9份、悬浮分散剂4-7份及水25-30份;
所述植物性脲酶抑制和病菌防治剂为绿竹叶片粉与千年桐叶片粉的混合物。
优选地,所述绿竹叶片粉与千年桐叶片粉的重量比为1:0.8-1.5。
优选地,所述绿竹叶片粉和千年桐叶片粉均按以下方法制备:叶片采集、烘干至水分为3-5wt%,再粉碎至80-100目。
优选地,所述植物性警戒色粉为辣椒粉。
优选地,所述成膜剂为壳聚糖、阿拉伯胶、羧甲基纤维素钠中的一种或几种。
优选地,所述粘合剂为聚乙二醇,所述悬浮分散剂为辛基酚和苯乙基酚聚氧乙烯硫酸钠的混合物。
优选地,所述杀虫剂为溴鼠灵、啶虫脒中的一种或两种混合。
优选地,所述营养成分为硼酸、硫酸锰中的一种或两种混合。
优选地,所述植物生长调节剂为赤霉素,所述无机盐为碳酸氢钠。
上述千年桐种子植物性多功能包衣剂的包衣方法,包括以下步骤:
(1)制备固体包衣剂组分:将营养成分、植物生长调节剂、无机盐、成膜剂、植物性警戒色粉、植物性脲酶抑制和病菌防治剂及滑石粉均放入容器中备用;
(2)制备液体包衣剂组分:将杀虫剂与10-12重量倍的水混合,再将骨胶溶于3-4重量倍的热水中,再加入粘合剂、悬浮分散剂及剩余的水,搅拌均匀;
(3)包衣:将制备好的固体包衣剂组分倒入包衣机内并搅拌均匀,将千年桐种子浸入液体包衣剂组分内1-3min后取出沥水后倒入包衣机内,启动包衣机正转,转速500-650r/min,转动1-1.5min后反转,使包衣好的千年桐种子导出至带有筛孔的托盘内,当千年桐种子及固体包衣剂全部导出后,筛出千年桐种子放置于阴凉处。
本发明的有益效果主要体现在以下:
(1)本发明包衣剂中含有绿竹叶片粉与千年桐叶片粉混合而成的植物性脲酶抑制和病菌防治剂,具有抑制土壤脲酶活性的效果,有利于千年桐种子对氮素养分的吸收,促进种子发芽、健康生长。绿竹叶片粉与千年桐叶片粉为天然植物性组分,具有防治千年桐常见病菌灾害的作用,安全、高效、无毒,降低化学杀虫剂的用量,减少对环境土壤的伤害。
(2)绿竹叶片和千年桐叶片属于废弃物再利用,成本低、来源持续利用性高。
(3)本发明包衣剂中含有辣椒粉,其作为植物性警戒色粉,起到鲜明的警戒色作用,且具有特殊辛辣气味,具有天然驱虫驱鼠的作用,进一步降低化学杀虫剂的用量。
(4)本发明包衣剂配方合理,具有良好的成膜性、稳定性、缓释性,可以增进千年桐种子发芽所需营养条件,提高发芽率,并改善幼苗的生长环境、增强抗逆性。
(5)本发明包衣工艺合理,得到的千年桐种子包衣均匀且粒粒分开,包衣效果明显,包衣剂均匀附着在种子上且不易脱落。
具体实施方式
下面结合实施例,更具体地说明本发明的内容。应当理解,本发明的实施并不局限于下面的实施例,对本发明所做的任何形式上的变通和/或改变都将落入本发明保护范围。
在本发明中,若非特指,所有的份、百分比均为重量单位,所有的设备和原料等均可从市场购得或是本行业常用的。下述实施例中的方法,如无特别说明,均为本领域的常规方法。
实施例1
千年桐种子植物性多功能包衣剂,其包括固体包衣剂组分和液体包衣剂组分;
所述固体包衣剂组分按重量份数比包括下列组分制成:硼酸0.0075份、赤霉素0.075份、碳酸氢钠1份、壳聚糖1份、阿拉伯胶3.5份、羧甲基纤维素钠5.5份、辣椒粉0.8份、绿竹叶片粉1.4份、千年桐叶片粉1.6份及滑石粉35份;
所述液体包衣剂组分按重量份数比包括下列组分制成:溴鼠灵0.05份、骨胶3份、聚乙二醇8.1份、辛基酚2份、苯乙基酚聚氧乙烯硫酸钠3.5份及水28份;
所述绿竹叶片粉和千年桐叶片粉均按以下方法制备:叶片采集、烘干至水分为3-5wt%,再粉碎至100目。
上述千年桐种子植物性多功能包衣剂的包衣方法,包括以下步骤:
(1)制备固体包衣剂组分:将硼酸、赤霉素、碳酸氢钠、壳聚糖、阿拉伯胶、羧甲基纤维素钠、辣椒粉、绿竹叶片粉、千年桐叶片粉及滑石粉均放入容器中备用;
(2)制备液体包衣剂组分:将溴鼠灵与11重量倍的水混合,再将骨胶溶于4重量倍的热水(60-70℃)中,再加入聚乙二醇、辛基酚、苯乙基酚聚氧乙烯硫酸钠及剩余的水,搅拌均匀;
(3)包衣:将制备好的固体包衣剂组分倒入包衣机内并搅拌均匀,将千年桐种子浸入液体包衣剂组分内2min后取出沥水后倒入包衣机内,启动包衣机正转,转速600r/min,转动1min后反转,使包衣好的千年桐种子导出至带有筛孔的托盘内,当千年桐种子及固体包衣剂全部导出后,筛出千年桐种子放置于阴凉处。
实施例2
千年桐种子植物性多功能包衣剂,其包括固体包衣剂组分和液体包衣剂组分;
所述固体包衣剂组分按重量份数比包括下列组分制成:硼酸0.005份、赤霉素0.01份、碳酸氢钠0.8份、壳聚糖4份、阿拉伯胶3份、羧甲基纤维素钠8份、辣椒粉0.5份、绿竹叶片粉0.8、千年桐叶片粉1.2份及滑石粉30份;
所述液体包衣剂组分按重量份数比包括下列组分制成:溴鼠灵0.03份、骨胶4份、聚乙二醇9份、辛基酚4份、苯乙基酚聚氧乙烯硫酸钠2.5份及水25份;
所述绿竹叶片粉和千年桐叶片粉均按以下方法制备:叶片采集、烘干至水分为3-5wt%,再粉碎至80目。
上述千年桐种子植物性多功能包衣剂的包衣方法,包括以下步骤:
(1)制备固体包衣剂组分:将硼酸、赤霉素、碳酸氢钠、壳聚糖、阿拉伯胶、羧甲基纤维素钠、辣椒粉、绿竹叶片粉、千年桐叶片粉及滑石粉均放入容器中备用;
(2)制备液体包衣剂组分:将溴鼠灵与10重量倍的水混合,再将骨胶溶于4重量倍的热水(60-70℃)中,再加入聚乙二醇、辛基酚、苯乙基酚聚氧乙烯硫酸钠及剩余的水,搅拌均匀;
(3)包衣:将制备好的固体包衣剂组分倒入包衣机内并搅拌均匀,将千年桐种子浸入液体包衣剂组分内1min后取出沥水后倒入包衣机内,启动包衣机正转,转速500r/min,转动1.5min后反转,使包衣好的千年桐种子导出至带有筛孔的托盘内,当千年桐种子及固体包衣剂全部导出后,筛出千年桐种子放置于阴凉处。
实施例3
千年桐种子植物性多功能包衣剂,其包括固体包衣剂组分和液体包衣剂组分;
所述固体包衣剂组分按重量份数比包括下列组分制成:硫酸锰0.01份、赤霉素0.10份、碳酸氢钠1.5份、阿拉伯胶8.5份、羧甲基纤维素钠10份、辣椒粉1.2份、绿竹叶片粉1.1份、千年桐叶片粉1.5份及滑石粉33份;
所述液体包衣剂组分按重量份数比包括下列组分制成:啶虫脒0.02份、骨胶3份、聚乙二醇8.5份、苯乙基酚聚氧乙烯硫酸钠4份及水30份;
所述绿竹叶片粉和千年桐叶片粉均按以下方法制备:叶片采集、烘干至水分为3-5wt%,再粉碎至90目。
上述千年桐种子植物性多功能包衣剂的包衣方法,包括以下步骤:
(1)制备固体包衣剂组分:将硫酸锰、赤霉素、碳酸氢钠、阿拉伯胶、羧甲基纤维素钠、辣椒粉、绿竹叶片粉、千年桐叶片粉及滑石粉均放入容器中备用;
(2)制备液体包衣剂组分:将啶虫脒与12重量倍的水混合,再将骨胶溶于3重量倍的热水(60-70℃)中,再加入聚乙二醇、苯乙基酚聚氧乙烯硫酸钠及剩余的水,搅拌均匀;
(3)包衣:将制备好的固体包衣剂组分倒入包衣机内并搅拌均匀,将千年桐种子浸入液体包衣剂组分内2.5min后取出沥水后倒入包衣机内,启动包衣机正转,转速650r/min,转动1min后反转,使包衣好的千年桐种子导出至带有筛孔的托盘内,当千年桐种子及固体包衣剂全部导出后,筛出千年桐种子放置于阴凉处。
实验
对比例1
对比例1和实施例1的不同之处在于,包衣剂中千年桐叶片粉用等量的绿竹叶片粉替代。
对比例2
对比例1和实施例1的不同之处在于,包衣剂中绿竹叶片粉用等量的千年桐叶片粉替代。
对比例3
对比例1和实施例1的不同之处在于,包衣剂中不含有绿竹叶片粉和千年桐叶片粉。
一、病菌防治效果实验
千年桐种植过程中,常发生炭疽病及枯萎病的病菌灾害。
实施例1、对比例1、对比例2、对比例3得到的包衣剂,分别对千年桐种子进行包衣。包衣后的种子,然后分别播种。出芽后在4种处理之间各随机选择1000株长势一致的千年桐苗,持续观测至一个生长期结束(落叶后),观测期间统计各处理间千年桐发生病害的植株。
表1病菌灾害发生量
项目 发生炭疽病植株 发现枯萎病植株
实施例1 110 0
对比例1 230 105
对比例2 175 85
对比例3 412 243
从表1可以看出,实施例1千年桐种子发生病菌灾害量最低,甚至不发生枯萎病。千年桐叶片粉含有桐子酸和异桐子酸等抗菌成分,绿竹粉含有黄酮酚酸类化合物、蒽醌类化合物、萜类内脂和生物碱等抗菌成分。千年桐叶片粉和绿竹叶片粉的添加,对多种病菌起到防治作用,达到协同增效的效果。
二、脲酶抑制实验
以土壤脲酶活性为指标,来评价脲酶抑制效果。土壤脲酶活性越低,脲酶抑制率越高。
实施例1、对比例1、对比例2、对比例3得到的包衣剂,分别对千年桐种子进行包衣,然后分别播种。一个生长期结束(落叶后)在4个处理间各随机取土样(0-20cm),测定土样脲酶活性(苯酚钠-次氯酸钠比色法测定),土壤脲酶活性以1g土壤在37℃下培养24h后所含的NH3-H的毫克数表示。结果:
表2土样脲酶活性测定结果
项目 实施例1 对比例1 对比例2 对比例3
脲酶活性mg/g 0.15 0.21 0.26 0.45
从表2可以看出,实施例1土壤中脲酶活性最低。千年桐叶片粉和绿竹叶片粉的添加,含有萜类化合物、酚类化合物、多糖等活性物质,对土壤脲酶活性抑制率高,有利于千年桐种子对氮素养分的吸收,延长氮肥的肥效。
三、发芽率实验
对比例4
对比例4为公布号为CN 102850130 A的《一种千年桐种子包衣剂配方》中的实施例1包衣后的千年桐种子。
选取实施例1、2、3包衣后的千年桐种子及对比例4的千年桐种子各500粒,在南平市建阳区林业局苗圃地播种并观察其种子发芽生长情况,从播种第二天起每天统计发芽数量,直到发芽结束,计算发芽率。
式中:Gt为在t日的发芽数;T为种子总数。
表3发芽率统计表
项目 实施例1 实施例2 实施例3 对比例4
发芽率% 97.2 96.4 97.1 93
从表3可以看出,本发明包衣后的千年桐种子发芽率较对比例4的发芽率有较明显提升。
种子种植过程中发芽率的主要影响因素有养分吸收、病虫鼠害,本发明包衣后的千年桐种子养分吸收较好、基本不受病虫鼠害侵袭。
尽管发明人已经对本发明的技术方案做了较为详细的阐述和列举,应当理解,对于本领域一个熟练的技术人员来说,对上述实施例做出修改或者采用等同的替代方案,这对本领域的技术人员而言是显而易见,在不偏离本发明精神的基础上所做的这些修改或改进,均属于本发明要求保护的范围。

Claims (10)

1.千年桐种子植物性多功能包衣剂,其特征在于:其包括固体包衣剂组分和液体包衣剂组分;
所述固体包衣剂组分按重量份数比包括下列组分制成:营养成分0.001-0.01份、植物生长调节剂0.01-0.10份、无机盐0.8-1.5份、成膜剂10-20份、植物性警戒色粉0.2-1.2份、植物性脲酶抑制和病菌防治剂1.5-5份及滑石粉30-35份;
所述液体包衣剂组分按重量份数比包括下列组分制成:杀虫剂0.01-0.05份、骨胶3-4份、粘合剂8-9份、悬浮分散剂4-7份及水25-30份;
所述植物性脲酶抑制和病菌防治剂为绿竹叶片粉与千年桐叶片粉的混合物。
2.如权利要求1所述的千年桐种子植物性多功能包衣剂,其特征在于:所述绿竹叶片粉与千年桐叶片粉的重量比为1:0.8-1.5。
3.如权利要求1或2所述的千年桐种子植物性多功能包衣剂,其特征在于:所述绿竹叶片粉和千年桐叶片粉均按以下方法制备:叶片采集、烘干至水分为3-5wt%,再粉碎至80-100目。
4.如权利要求1或2所述的千年桐种子植物性多功能包衣剂,其特征在于:所述植物性警戒色粉为辣椒粉。
5.如权利要求1或2所述的千年桐种子植物性多功能包衣剂,其特征在于:所述成膜剂为壳聚糖、阿拉伯胶、羧甲基纤维素钠中的一种或几种。
6.如权利要求1或2所述的千年桐种子植物性多功能包衣剂,其特征在于:所述粘合剂为聚乙二醇,所述悬浮分散剂为辛基酚和苯乙基酚聚氧乙烯硫酸钠的混合物。
7.如权利要求1或2所述的千年桐种子植物性多功能包衣剂,其特征在于:所述杀虫剂为溴鼠灵、啶虫脒中的一种或两种混合。
8.如权利要求1或2所述的千年桐种子植物性多功能包衣剂,其特征在于:所述营养成分为硼酸、硫酸锰中的一种或两种混合。
9.如权利要求1或2所述的千年桐种子植物性多功能包衣剂,其特征在于:所述植物生长调节剂为赤霉素,所述无机盐为碳酸氢钠。
10.如权利要求1-9任一项所述的千年桐种子植物性多功能包衣剂的包衣方法,其特征在于:包括以下步骤:
(1)制备固体包衣剂组分:将营养成分、植物生长调节剂、无机盐、成膜剂、植物性警戒色粉、植物性脲酶抑制和病菌防治剂及滑石粉均放入容器中备用;
(2)制备液体包衣剂组分:将杀虫剂与10-12重量倍的水混合,再将骨胶溶于3-4重量倍的热水中,再加入粘合剂、悬浮分散剂及剩余的水,搅拌均匀;
(3)包衣:将制备好的固体包衣剂组分倒入包衣机内并搅拌均匀,将千年桐种子浸入液体包衣剂组分内1-3min后取出沥水后倒入包衣机内,启动包衣机正转,转速500-650r/min,转动1-1.5min后反转,使包衣好的千年桐种子导出至带有筛孔的托盘内,当千年桐种子及固体包衣剂全部导出后,筛出千年桐种子放置于阴凉处。
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