扦插介绍英文(共5篇)

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第一篇:扦插介绍英文

Plant cutting, also known as cloning, is a technique for vegetatively(asexually无性生殖的)propagating plants in which a piece of the source plant containing at least one stem cell is placed in a suitable medium such as moist soil, potting花盆 mix.The cutting produces new roots, stems, or both, and thus becomes a new plant independent of the parent Technique Typically, striking is a simple process in which a small amount of the parent plant is removed.This removed piece, called the cutting, is then encouraged to grow as an independent plant.Since most plant cuttings will have no root system of their own, they are likely to die from dehydration脱水 if the proper conditions are not met.They require a moist medium, which, however, cannot be too wet lest以免 the cutting rot腐烂.A number of media are used in this process, including but not limited to soil, perlite ['pə:lait] 珍珠岩, expanded clay粘土 pellets颗粒, and even water given the right conditions.The environment should be humid(this generally means placing the cuttings under a plastic sheet or in another confined space where the air can be kept moist湿润)and partial shade阴影 should be provided, also to prevent the cutting from drying out.After cuttings are placed in the medium, they are watered thoroughly with a fine mist, such as from a spray mister bottle.After the initial watering, the medium is allowed to almost dry out before misting again, with the aim to keep the soil moist but not wet and waterlogged浸满水的.A fine mist is used to avoid disturbing plants.In addition, the cutting needs to be taken correctly.取材时间 It must be taken at the right time;in temperate countries, stem cuttings of young wood need to be taken in spring, of hardened wood they need to be taken in winter.It must have the right size and amount of foliage ['fəuliidʒ] 叶子;length of stem cuttings of soft wood for example need to be between 5–15 cm and of hard wood between 20–25 cm.Also, two thirds of the foliage of soft wood stem cuttings should be removed.For hard wood stem cuttings, complete foliage removal is necessary.If the plant is unlikely to grow then a rooting hormone to “encourage” the plant to grow and mature may be administered.Though not essential, several compounds化合物 may be used to promote the formation of roots through the signaling activity of plant hormone auxins, and is helpful with especially hard plant species.Among the commonly used chemicals is indole-3-butyric acid(IBA)used as a powder, liquid solution or gel.This compound is applied either to the cut tip of the cutting or as a foliar['fəuliə]叶的 spray.Rooting hormone can be manufactured naturally-one method is to soak[səuk] 浸泡 the yellow-tipped shoots of a weeping willow tree in water, or to prepare a tea from the bark [bɑ:k] 树皮 of a willow tree.When using the shoots or bark, they should be soaked for 24 hours prior to using.[1] Honey, though it does not contain any plant hormones, can also make an effective rooting substance.Some plants form roots much more easily.Most succulent cuttings can be left on a table and small roots will form, and some other plants can form roots from having their cuttings placed in a cup of water.Types of cuttings Many vegetative parts of a plant can be used.The most common methods are:- Stem cuttings, in which a piece of stem is part buried in the soil, including at least one leaf node [nəud]叶节点.The cutting is able to produce new roots, usually at the node. Root cuttings, in which a section of root is buried just below the soil surface, and produces new shoots  Scion ['saiən]接穗 cuttings, which are dormant ['dɔ:mənt] 休眠的

ligneous ['liɡniəs] 木质化 woody twigs [twiɡ] 嫩枝.[2]

 Eye cuttings, which are pieces of foliated ['fəulieitid]叶片状的or defoliated stalks[stɔ:k]落叶茎 with one or more eyes.[3]

 Leaf cuttings, in which a leaf is placed on moist soil.These have to develop both new stems and new roots.Some leaves will produce one plant at the base of the leaf.In some species, multiple new plants can be produced at many places on one leaf, and these can be induced by cutting the leaf veins[vein] 纹理.Although some species, such as willow, blackberry and pelargoniums can be grown simply by placing a cutting into moist ground, the majority of species require more attention.Most species require humid, warm, partially shaded conditions to strike, thus requiring the approach above to be followed.Particularly difficult species may need cool air above and warm soil.In addition, with many more difficult cuttings, one should use the type of cutting that has the most chance of success with that particular plant species.[4] Providing the right soil Depending on the type of soil being used, several additives may need adding to create good soil for cuttings.These additions may include:  chalk;to increase the pH-value of the soil;a pH of 6-6.5 is to be maintained  organic substance/humus;to increase nutrient load;keep to a bare minimum though  sand or gravel;to increase the soil's water permeability For example with plain potting soil, a third of the container should be filled with sand, to make suitable soil for cuttings.Providing the right humidity

A white plastic greenhouse, used to keep the cuttings humid

Softwood stemcuttings of Buxus sempervirens

Although several options can be used here, usually semi-white plastic is used to cover the cuttings.The soil below and from the cuttings themselves is kept moist, and should be aerated once in a while to prevent formation of molds.Stem cuttings or truncheons In temperate countries, stem cuttings may be taken of soft(green or semi-ripe)wood and hard wood which has specific differences in practice.Stem cuttings of soft wood is taken in spring, while from hard wood, they are taken in winter.Also, of soft wood the upper branches are taken(with a length of 5–15 cm)and with hard wood, the lower branches are taken instead(with a length of 20–25 cm).Finally, soft wood cuttings are planted above ground and hard wood cuttings are totally submerged with soil.With hard wood cuttings, several cuttings are also bound together(to a bushel).

第二篇:英文介绍

My name is peter.I am six years old.I am from Taiwan.Many people ask me about my Chinese name because they think the meaning of it is very interesting.But I hope my friends can remember my English name rather than my Chinese one.My hobby is playing basketball.I usually play it with my friends after school, and I believe playing basketball will bring me good health.I am a talkative person.It is very difficult for me to keep quiet.Now I am studying in English, so I hope everyone can speak English to me.Otherwise I will feel very bad if I keep quiet.I am xxx and I am 12 years old.My favorite sports include basketball,swim and football.One of my

favorite stars is Liu Xiang because he is the fastest runner in the world and a pride of our country.I have love fruits like watermelon,grapes,banana,and so forth.When I have time,I like watching TV,playing games on my computer,surfing the web,and reading.I have a lot of friends and we often play football together.My Chinese name is xxx.My English name is xxx.I’m a boy.I’m nine years old.I’m from Ruian Xincheng Experimentation primary school.I’m in Class three Grade four.I’m clever.I’m a good boy.I’m helpful.I often help classmates.My best friend is Caichenglai.He’s nine years old too.We eat play and read together.We learn each other.I like swimming,roller-skating and computer games.I swim everyday in the summer holiday.I ofen roller-skating on the weekend.I like blue and red.I like the blue sky.I like the red auturm.There are three people in my family.They are my mother my father and I.My mother is thirty-seven years old.She’s an accountant.She likes to go travelling.Myfatheris thirty-seven years old too.He is a teacher.He likes to reedbooks.hello, everyone, it's my honor to stand here introducing myself.大家好,很高兴有机会在这里介绍我自己。

My name is xxx, from Class 2, Grade six,xxxx Primary School.我是xxx,xx小学六年级2班的学生。

I'm doing well in my study, besides I'm the monitor of my class and I get on well with my classmates.我学习成绩优秀,是班上的班长并且我和同学们相处很融洽。

I'm a happy and talented girl.I'm good at drawing and many of my drawings have won prizes.At the same time, I like telling stories.我是一个开朗又多才多艺的女孩,画画是我最擅长的,曾多次或奖。同时我还很会讲故事。

I'm interested in learning English very much, and I believe that I will do well in future.I won't let you down!我很喜欢学习英语,我相信我会表现的出色,我不会让大家失望的。

Thanks for your listening.谢谢你们的聆听。

---

Hello,everybody.大家好

My name's().我的名字叫()

I'm in Class()Grade six of()school.我在()学校6年级()班级

I'm tall(short).I'm()centimeters.我很高(矮),我()厘米。

I like English very much.我非常喜欢英语

Beacuse English is interesting.因为英语很有趣。

So my English is very good.所以,我的英语很好。

I acquire many award.我获得过很多奖项。

I hope that every of you will love me。希望大家能喜欢我。

Hello,everyone.My name is ***(你的名字),I'm *(你的年纪)years old.I study in ***(你的学校名)Primary School.I'm in Grade*(你的年级)Class*(你的班级).I like football and English very much,and i often play football with my classmates after schoo.My English teacher is ***(你英语老师的名字),she/he(女的选she,男的选he)is very nice to us,I like her/him(女的选her,男的选him)a lot.There are three members in my family:my father,my mother and I.Both of parents love me and I love them too.That's all,thanks。

hello!!boys and grils

my name is forest , i 12 old , my is girl.my family have a three people.my is youngest than other two and i is oldest of the tow.my father and my monther very love me,i love them too.i at my family very happily.i love my family very much, and you?

i have a big eyes and a big mouth.i have a short between hair.i have a lot of hobbies ,for example : ilike play football , basketball , badminton , table tennis , i like draw a paintings, watercolours and landscapes,i like is it.and you?

now, i in a six grade.i like chinese class very much, it very fun ,i love go chinese class.my best like p.e.it very happy.and you?

my dream is to be a computer engineer when i grow up, because i very like playing computers.and you?i study very hard , i very like study.one day , is a summer holiday.i and my mother and my father together clambing mountian ,my father and my mother suddenly listenning:“oh!!hlep me!help me!you say :”why???“ i say to you :”because my suddenly lie down."

第三篇:实用英文介绍

Hello,everyone.My name is///.I'm twelve years old.I am a Middle school student.I was born in Panjin,It is an beautiful city.Now I study in Bohai No.1 Middle School.I'm in Class Three,Grade Two.There are thirteen-five students in our class.We have four classes in the morning and four classes in the afternoon.Our classes begin at 7:00 and end at 17:00.I love my teachers and my classmates.They are all very nice.There are three people in My family,my father my morther ang I.My father is a worker.He works in a factory.My mother is a worker,too.She works in Xinghai street.I like our family.I am good at math and Chinese.My English is so-so,but I often listening speaking reading and writing.I really like English very much.My favourite sport is football ang I like it very much.I'm good at computers.I hope to become a computer expert when I grow up.I will study hard to make my dream come true.Thank you!

Dear Sir or Madam,Thank you very much for reading my application and I am much honored to introduce myself here.My name is XXX.I am 24 years old and I come from ***, the capital of Hunan Province.I am seeking an opportunity to work with *** as a Engineer.My professional experience and my awareness of your unparalleled reputation have led me to want to work for your company.I have a bachelor degree with a major in Electronic field.I graduated from ***University-widely considered one of the most beautiful

universities of the world.During the 4 year undergraduate study, my academic records kept distinguished.I was granted scholarship every semester.Additionally, I applied a *** patent, it was authorized in 2005.In 2005, I got the privilege to enter the graduate program waived of the admission test.I selected Electronic Engineering of *** University to continue my study.In the passing1 year, my research and study dedicated to Linux.I applied another patent which was still in applying.I won the scholarship in 2006.Besides, I participated in many school activities, which widened my horizons and gave me many opportunities to do practical work in companies.All of that were very useful to my major study.During this period, I have learnt much.I learned the values of teamwork and commitment, how to win, how to work hard, how to concentrate and focus on goals, and how to balance my time and priorities.The passing years offered me a good chance to give full play to my creativity, intelligence and diligence.With a healthy body, with the solid professional knowledge, with the youthful passion, with the yearning for the future and the admiration of your company, I am eager to enter your company and make my share of contribution to it.Thank you for your patience.Best wishes.Sincerely yours,ABC

Any suggestion and the criticism.Thanks!

第四篇:樱桃扦插工作总结

樱桃扦插工作总结

一.大棚建设

1.棚体

苗圃共建设日光大棚2座,每棚长45米,宽9米,高3.5米,棚架铺薄膜为8丝白膜。棚体地面为水泥圈梁,框架为1寸—1.5寸镀锌管,其中大棚内部两侧立柱(间距3米)和横梁为1寸镀锌管,其它部分为1.5寸镀锌管,每棚内各架设2道顶喷,喷头为旋转微喷头(间距为2.7米)。棚内进水管道为50PVC管,喷头主管道为50PE管。棚外2则安装1米高防虫网。2.棚内道路

棚内主道路宽0.96米,支路0.48米,共预留宽1.57米4道扦插苗穴盘摆放畦。3.建设费用

2个大棚建设以外包形式建设,内容包含2座日光大棚含顶喷、活动板房(约36平米)、蓄水池(约18方)、蓄水池围栏、潜水泵(扬程25米)、棚顶遮阳网格架等费用共计75910元。二.扦插准备工作

1.配合扦插及养护的物品有:基质250袋*23.76元/袋,共计5940元。

穴盘2200个*1.625元/个 共计3575元

酒精3瓶

共计30元

温度计10个*25元/个

共计250元

电炉子8个*30元/个

共计240元

电炉丝20条*6元/条

共计120元

不锈钢盆8个*10元/个

共计80元

碘钨灯管30根*5元/根

共计150元

甲基硫菌灵6包*10元/包 共计60元

电动喷雾器2个*140元/个共计280元

生根粉100包*2元/包

共计200元

红砖10000块*0.4元/块

共计4000元 以上费用合计14925元。2.扦插准备

基质配制:用育苗专用基质和素沙比例为50:1混合搅匀。基质有机物含量约45%,PH值为中性。

基质消毒:混合好的基质用800倍甲基硫菌灵喷雾,方法为边搅拌基质边用喷雾器均匀喷雾,最终使基质的湿度为用手抓基质稍用力捏成团手松开后基质团能散开为宜。基质消毒时注意一定要均匀喷湿全部待消毒的基质,喷雾不均匀会导致基质消毒不彻底。

装 穴 盘:基质装满穴盘并用木板拍实刮平并摆放整齐。注意装基质时,穴盘上填基质的高度应比穴盘上表面高2-3公分,再用木板拍实,这样才能保证基质填到穴盘内的紧密度。

大棚遮阴:扦插前先拉开遮阳网进行棚体遮阴。三.扦插(周期为8月21日-8月29日)

1.剪插穗:选取樱桃当年生半木质化枝条,每个枝条去掉枝条下端木质化程度较高的部分和枝条顶端的嫩稍,插穗长度15公分,上部剪成平口,留3片叶,每片叶剪掉1/3,留叶目的是让插穗还能够进行光合作用。下部剪成马蹄形斜口,并在插穗下部3公分以下处用剪刀划3-4道伤口待插。注意划伤口时不能伤及木质部,插穗表皮划伤的目的是更有利于插穗的生根。2.激素处理:剪好的插穗用20%萘乙酸配制成1000倍的溶液侵泡,侵泡时插穗下端3公分放入配制好的萘乙酸溶液中寖泡1小时后拿出待插。

3.扦插:先用比插穗略粗的木棍在穴盘孔中间打孔,深度5公分,然后拿插穗顺着木棍打的孔插入插穗,深度同样为5公分,插穗应垂直插入穴盘,并用手压实插穗周围基质。注意插穗插入基质后如果基质压不实,则不利于插穗生根。

4.穴盘加湿:穴盘插满插穗后立即用喷雾器给插满插穗的穴盘喷水,直至穴盘底部能流出水为止。待整棚插满后换用顶喷进行喷雾加湿。5.生根时间

经过管理人员观察及抽查,扦插后28天生根率约为63%。四.用工及费用

樱桃共扦插11万株,共用191个工,费用共计191*60=11460元,用工范围包括(棚内铺砖、穴盘基质消毒、穴盘填基质摆放、剪插穗、插穗侵泡扦插等工作)。平均每插穗用人工费用约0.104元。五.养护

1.温湿度控制:白天尽量使温度达到30-35度之间,夜间20度以上为好。湿度达到70-80%。注意天气晴朗棚温较高时,棚内湿度如果达不到要求时,应隔20分钟或不间断喷雾加湿,如遇阴天,棚内湿度较高时,应根据棚内湿度情况酌情叶片加湿。秋季夜温低于20度时,每棚安装4个电炉子,每个功率1000瓦,给棚内加温。注:秋季夜温低于10度,扦插苗有落叶现象发生。

2.通风:为避免棚内扦插苗发生病害,晴天白天温度达到28度以上时,需要给棚内通风,通风时长约3-5小时,通风时间为10点-3点。如遇温度过高时,应根据情况增加通风时间和卷膜器卷膜高度。3.植保防治

用三乙膦酸铝667倍液、甲托667倍和氯氰菊酯1500倍液防治叶部和杆部病虫害。4.冬季养护

冬季扦插苗休眠后,为不使新长出根系受冻,应把扦插苗放至0-零下2度空间进行安全休眠越冬,或移至温度较高温室打破休眠继续生长。六.存在问题

1.扦插时间较晚,后期温度低影响生根。明年建议在6月份进行扦插。

2.插穗未消毒导致部分腐烂,明年用阿米西达侵插穗或穴盘插满后立即用三乙膦酸铝进行喷雾杀菌。

3.顶喷喷头间距较大(2.7米)喷雾不均匀,存在盲区,喷头间距需调至1.35米或2米。

4.夏季扦插用水量更大,需在棚外增加积水坑,把棚内积水引至棚外积水坑内。

第五篇:扦插三角梅实验报告

扦插三角梅实验报告

一、实验目的

1、掌握花卉扦插繁殖的原理和主要技术特点。

2、探究三角梅扦插不同的枝条长度及不同的基质对其成活的影响。

二、实验原理

利用植树物营养器官具有再生能力,能发生不定芽或不定根的习性,切取其径的一部分,插入沙或其它基质中,使其生根、发芽成为新植株的繁殖方法。

三、材料用具 1.植物材料:三角梅

2.用具:喷雾瓶、竹片、地膜、扦插床、沙、黑土、蛭石、剪刀或小刀等。

四、方法与步骤

从校园中剪取三角梅枝条若干

(一)探究扦插枝条长度对三角梅扦插的影响

1、用剪刀分别剪取三角梅的长度分别为5cm、7.5cm、10cm、12.5cm、15cm各10支。

2、在水中浸湿,待用。

3、在扦插床上,以10支为1排进行扦插。

4、定期进行管理,适当浇水,并做实验记录。

(二)探究不同基质对三角梅扦插成活的影响

1、以10cm为长度,剪取三角梅枝条30支。

2、扦插床扦插分别用普通黑土壤、沙子、蛭石作为扦插基质,扦插之前对基质进行适当处理:不同基质在插床上按相同厚度铺平,待扦插时用。

3、取处理好的三角梅枝条进行扦插,每种基质扦插10支枝条。

4、定期进行管理,适当浇水,并做实验记录。五.、注意事项

1.选取的插穗以老嫩适中为宜,过于柔嫩易腐烂,过老则生根缓慢。2.母本应生长强健、苗龄较小,成活率较高。3.扦插最适时期在春、夏之交。4.扦插初期,忌光照太强,适当遮荫。

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