刘建海 报春花翻译(李云校对)-PrimulaSeasonPrimer-精简版
三下植物作文报春花300字
三下植物作文报春花300字英文回答：The plant I want to talk about is the Primrose. It is a beautiful flower that blooms in early spring, hence its name. The Primrose is native to Europe and Asia, but it is now cultivated all over the world. It is a small plant with bright yellow flowers that have a sweet scent. The flowers grow in clusters and can be found in shades of yellow, pink, purple, and white.The Primrose is a hardy plant that can tolerate a wide range of temperatures and soil conditions. It preferspartial shade and moist, well-draining soil. It is often used as a ground cover or in rock gardens. The Primrose is also a popular choice for container gardening.One of the things I love about the Primrose is itsability to attract pollinators. Bees and butterflies are often seen visiting the flowers, which helps with theplant's reproduction. The Primrose is also known for its medicinal properties. The leaves and flowers can be madeinto a tea that is said to have calming and soothing effects.In addition to its beauty and usefulness, the Primrose has a rich cultural significance. In some cultures, it is believed to bring good luck and happiness. In others, it is associated with youth and beauty. In the language of flowers, the Primrose symbolizes young love and new beginnings.Overall, the Primrose is a versatile and lovely plant that brings joy and beauty to any garden. Its brightflowers and sweet scent make it a favorite among gardeners and nature enthusiasts alike.中文回答：我想要谈论的植物是报春花。
报春花科Primulaceae
生态习性
喜生于砂质土壤及向阳的环境。 性喜温暖，耐高温。
报春花科Primulaceae
繁殖方法
用播种法繁殖。
报春花科Primulaceae
栽培管理
栽培土质以肥沃的砂质土壤为宜，排水，光照 需良好。
报春花科Primulaceae
观赏与应用
是良好的地被植物，也适用于花坛美化；吊盆 栽培。
报春花科Primulaceae
（2）四季报春
学名 P.obconica Hance. 别名 四季樱草、仙鹤莲 产地与分布 原产我国西南，生长于海拔1000～
2000的山地石灰岩地区。
报春花科Primulaceae
识别要点
多年生草本，作温室一、二年生栽培。株高 30cm，全株具腺毛。
叶基生，长圆形至卵圆形，具浅波状齿，叶片 及叶柄有白色腺毛，含报春花碱。
报春花科Primulaceae
2.报春花类 Primula spp.
又称樱草类，多年生草本，常作温室一二年生栽培。 叶基生或莲座叶丛。 伞形花序，总状花序，头状花序或单生于叶丛，花
冠高脚碟状或漏斗状，5裂，扩展。 蒴果球形或圆柱形；种子多数，细小；花期12月至
翌年5月。 全世界约有580种，中国产约400种。本类花卉主要
报春花科Primulaceae
识别要点
多年生草本，作温室一、二年生栽培。株高 15～30cm，全株密被腺毛。
叶基生，椭圆形或卵状心形，具长柄，叶背紫 色，叶面暗绿色，叶边有浅裂，裂缘具缺刻状 锯齿，基部心脏形。
轮伞花序2～3层，苞片叶状，花萼基部膨大， 成坛状；花冠高脚碟状，5～7裂，喉部草绿色； 花初开淡粉紫色，后为桃红色。
分布在北半球温带和亚热带高山地区。
报春的桃花作文
For centuries, poets and artists have been inspired by the beauty of peach blossoms.几个世纪以来，许多诗人和艺术家都受到桃花之美的启发。They have written poems, painted landscapes, and composed musicdedicated to this delicate flower.他们写过诗、画过桃花山水画、创作过以桃花为主题的音乐。The peach blossom has become a muse for creativity and expression.桃花已成为创造力和表达的灵感来源。It is a symbol of the fleeting beauty and ephemeral nature of life.它是生命中短暂美丽和转瞬即逝的象征。
会变色的报春花 三年级上册
课外拓展：
1.阅读有关达尔文的其他故事。 2.他有哪些奇思妙想呢？回家也试 一试，做一做，准备参加“我的奇 思妙想”交流、展示会。
谢谢指导！
三年级 语文 上册 第四单元
会变色的报春花
序言
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心花怒放
查
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尔 斯 达 尔
年 轻 的
文
老 年 的 达 尔 文
达尔文 五十岁那 年出版的 书。
奠基：
(1) 给建筑物奠定基础。 奠基石 奠基典礼 (2) 比喻创建某种事业。 他是这一学科的奠基人
黄·
白色
色红
小达尔文敢想，敢做，敢于创新。
春的启示英语作文写花的部分
春的启示英语作文写花的部分Flowers: A Symphony of Spring's Embrace.As the icy grip of winter relents, nature awakens from its slumber, heralding the arrival of spring. Among the myriad harbingers of this enchanting season, flowers emerge as vibrant beacons, painting the landscape with an ethereal tapestry of hues and aromas.From the delicate blush of cherry blossoms to the regal purple of hyacinths, flowers of all shapes and sizes bloom in a kaleidoscope of glory. The air becomes perfumed with their sweet fragrance, a tantalizing invitation to immerse oneself in their enchanting world.Each flower, with its unique charm and symbolism,offers a poetic glimpse into the essence of spring. The daffodil, with its cheerful yellow trumpet, heralds the return of sunshine and warmer days. The tulip, with its graceful stem and vibrant petals, epitomizes the vibrantenergy of the season.The rose, an enduring symbol of love and beauty,unfurls its velvety petals in a breathtaking display of elegance. Its intoxicating scent lingers in the air, captivating the senses and stirring the soul. The magnolia, with its large, fragrant blooms, heralds the arrival of spring with an unmistakable flourish.Beyond their aesthetic appeal, flowers play a vitalrole in the intricate web of life. They serve as a vital food source for countless insects, birds, and mammals. Their pollen, carried by the wind or flitting pollinators, ensures the continuation of plant life, sustaining biodiversity and the delicate balance of ecosystems.The delicate petals of flowers are not mere embellishments; they are intricate adaptations that have evolved over millions of years. Their shape, color, and scent are meticulously designed to attract pollinators and aid in the reproductive process. In their subtle beauty, we witness the incredible power and complexity of nature'sdesign.Flowers are not only a feast for the eyes but also a balm for the soul. Their ephemeral nature reminds us of the preciousness of life and the importance of cherishing each moment. Their vibrant colors and sweet fragrances have the power to uplift our spirits, ease our worries, and inspire creativity.In the language of flowers, each bloom conveys a unique message. The lily of the valley symbolizes humility and purity, while the forget-me-not represents remembrance and enduring love. The sunflower, with its radiant face, embodies optimism and the pursuit of happiness.As we marvel at the beauty and diversity of spring's flowers, let us also appreciate their profound significance. They are not mere ornaments but vital components of our planet's ecology and precious gifts that enrich our livesin countless ways.In the symphony of spring's embrace, flowers play anindispensable role. They are the colorful, fragrant, and enchanting messengers of a season of rebirth and renewal. May their beauty and symbolism forever inspire us to embrace the wonders of nature and celebrate the eternal cycle of life.。
报春花
百科名片报春花又名年景花，樱草，四季报春，原产中国。
喜气候温凉、湿润的环境和排水良好、富含腐殖质的土壤，不耐高温和强烈的直射阳光，多数亦不耐严寒。
属报春花科、报春花属。
草本植物。
叶基生，全株被白色绒毛。
花通常2型，排成伞形花序或头状花序。
花期12月至次年4月。
报春花属植物在世界上栽培很广，历史亦较久远，近年来发展很快，已成为当前一类重要的园林花卉。
中名报春和学名Primula，均含有早花的意思。
早春开花为本属植物的重要特性。
中文名称：报春花外文名称：Primula malacoides别称：年景花、樱草、四季报春界：植物界门：种子植物门纲：双子叶植物纲目：杜鹃花目科：报春花科属：报春花属分布区域：分布于北半球温带和亚热带高山地区，仅有少数产于南半球。
目录基本资料产地形态结构种类报春花鄂报春藏报春欧报春生态习性繁殖方法栽培技术养护要点注意事项分栽与移栽施肥与浇水温度和光照及时剪去残花田间管理科学繁殖养护要点药用价值有关花语栽培历史品种情况常见病害及防治花叶病灰霉病斑点病细菌性叶斑病缺铁黄叶病抢救缺水病菌感染施肥过度盆土水分过多花言花语基本资料产地形态结构种类报春花鄂报春藏报春欧报春生态习性繁殖方法栽培技术养护要点注意事项分栽与移栽施肥与浇水温度和光照及时剪去残花田间管理科学繁殖养护要点药用价值有关花语栽培历史品种情况常见病害及防治花叶病褐斑病灰霉病斑点病细菌性叶斑病缺铁黄叶病抢救缺水施肥过度盆土水分过多花言花语展开编辑本段基本资料英语名字：Primrose, auricula, cowslip and oxlip（实际上是此花的四个品种）.报春花科学分类：域：真核域/Eukarya花期:翌年春季，12月--次年4月土质:肥沃腐质砂土目前栽培的多为园艺品种，通常8月中下旬播种，经3次～4次移苗和换盆，可在早春开花。
喜冷凉、半阴和湿润的环境。
冬季室温夜间10℃～12℃，白天15℃～18℃。
报春花属植物在世界上栽培很广，历史亦较久远，近年来发展很快，已成为当前一类重要的园林花卉。
迎春花的资料大全 英语作文
迎春花的资料大全英语作文英文回答：Forsythia.Forsythia is a genus of flowering plants in the family Oleaceae. The genus is native to Asia and Europe and consists of about 11 species. Forsythia plants are deciduous shrubs that typically grow to a height of 2 to 3 meters (6 to 10 feet). They have simple, opposite leaves that are typically dark green in color. The flowers of forsythia are bright yellow and bloom in early spring before the leaves appear. The flowers are trumpet-shaped and are borne in clusters of 2 to 4.Forsythia is a popular ornamental plant and is often used in landscaping. The plants are easy to grow and are tolerant of a wide range of soil conditions. They prefer full sun to partial shade and well-drained soil. Forsythia plants can be propagated by cuttings or by division.Medicinal uses of forsythia:Forsythia has been used in traditional Chinese medicine for centuries. The flowers, leaves, and stems of the plant are all used to make herbal remedies. Forsythia is believed to have a variety of medicinal properties, including anti-inflammatory, antibacterial, and antiviral properties. Itis often used to treat respiratory infections, such as the common cold and flu. Forsythia is also used to treat skin conditions, such as eczema and psoriasis.Other uses of forsythia:In addition to its medicinal uses, forsythia is also used as a food source. The young leaves of the plant are edible and can be eaten raw or cooked. The flowers of forsythia can also be eaten and are often used to make tea.中文回答：迎春花。
报春的植物的作文三百字
报春的植物的作文三百字英文回答：In the realm of horticulture, primroses stand out as a testament to the beauty and resilience of nature. These delicate yet tenacious plants, belonging to the Primulaceae family, have captivated gardeners and nature enthusiasts alike with their vibrant blooms and unwavering spirit. Hailing from the mountainous regions of Europe and Asia, primroses have adapted to thrive in various habitats, including meadows, forests, and damp grasslands. They are known for their ability to bloom profusely even in early spring, earning them the endearing nickname "keys of spring."The genus Primula encompasses a wide range of species, each boasting its own unique charm. The common primrose, Primula vulgaris, is a harbinger of spring, with its cheerful yellow flowers brightening up meadows and gardens. The polyanthus primrose, Primula polyantha, offers akaleidoscope of colors, from delicate pastels to deep reds and purples. The Japanese primrose, Primula japonica, features elegant, nodding blooms in shades of white, pink, and purple. With such a diverse array of species and colors, primroses offer endless possibilities for creating stunning floral displays.中文回答：报春花，隶属于报春花科，是一种美丽而坚韧的植物。
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Primula Season Primer 报春花季节性入门Sakata Ornamentals 坂田观赏植物Table of Contents 目录Sakata Primula Genetics…………………….........1 坂田报春花遗传Plug Stage……………………………………….. 2 育苗阶段Transplanting/Media………………………….......3 移栽/基质Light Quality……………………………………...4 光强Fertilizer………………………………………......5 肥Initiation………………………………………….6 花芽分化Scheduling………………………………………..7 日程Height Control……………………………........... 8 高度控制Physiological Disorders………………………......9 生理病害Pests & Diseases……………………………….....10 病虫害Primrose Trivia报春花简介•Native to western and southern Europe原产于西欧和南欧•Usually heralding spring, the primrose often signifies eternal love, youth and purity. They were sometimes used in love potions.通常预示着春天的到来，此花象征着永恒的爱，青春和纯洁。
Plug Phase: Stage 1 (germination)第一阶段：发芽• Days 1-141-14天• Well aerated media, a 60% fine peat/25% perlite/15% vermiculite blend works well. EC <0.6 mmhos (1:2 slurry).透气良好的介质，60%的优质泥炭/25%的珍珠岩/15%的蛭石，EC <0.6 mmhos (1:2 浸泡检测法)• pH 5.5-6.0• Optimum temperature is 59ºF/15ºC day and night.合适的温度：15℃（白天，晚上）• Keep the media moderately moist for the first week. If germinating in the greenhouse, apply a light cover of medium vermiculite to maintain sufficient humidity.第一周保持基质潮湿，在温室内催芽，在基质表面覆盖一层薄的蛭石，可以保湿。
• Primula requires light to germinate.报春花发芽需光。
• In the greenhouse supply 400-1,000 foot candles/4,300-11,000 lux. If using a germination chamber, supply 10-100 foot candles/110-1,100 lux of light to improve germination and prevent stretch.温室内育苗，光强4,300-11,000 lux，催芽室育苗，光强110-1100lux。
• Seed germinate s in 5-7 days depending on conditions.根据条件，5-7天种子即可出芽。
Vermiculite Covering覆盖蛭石Vermiculite should be sized (2-3mm) with sieve (mesh) before cover蛭石在铺盖前，用2-3mm的筛子过筛。
Plug Phase: Stage 2 (until first true leaf development)第二阶段：第一片真叶形成• Days 15-2915-29天• When cotyledons are fully expanded, reduce humidity levels to 70% but do not allow the media to dry out. A light mist 2-3 times a day is beneficial to keep the plants cool.当子叶完全伸展，湿度条件降到70%，但基质不能干燥，一天2-3次轻喷雾有利于植株的降温。
• Supply a light level between 1,000- 2,000 foot candles/11,000-22,000 lux to avoid damaging the tender seedlings.为防止小苗被强光灼伤，应把光强控制在11000-22000 lux。
• Fertilize 50 ppm N using a well balanced calcium nitrate based formulation to prevent marginal burn of cotyledons.使用以钙为基的配方，浓度50 ppm N 可避免子叶的烧尖• Maintain soil EC <0.6 mmhos (1:2 slurry) and <10 ppm NH4. 保持土壤EC <0.6 mmhos1：2浸泡检测法）和<10 ppm NH4。
Irrigation timing灌溉时间Watering regularly applied定期浇水Watering applied after the media surface became light tan in color基质表面成浅褐色后，浇肥Plug Phase: Stage 3 (true leaf development)第三阶段：真叶形成• Days 30-4530-40天• The first true leaves have formed.第一片真叶已经形成。
• Maintain cool temperatures (59- 65ºF/15-18ºC) and sufficient humidity.保持凉爽（15-18ºC），适当的湿度。
• Fertilize the plants with 50-75 ppm N as needed to maintain EC level around 0.8 mmhos (1:2 slurry).施50-75ppm N，EC 0.8 mmhos左右。
• Alternating between a Cal/Mag formulation and 20-10-20 works well to maintain optimum pH.交替使用Cal/Mag 配方和20-10-20配方，这样有利于维持合适的pH。
• Potassium is important for strong growth. Fertilizer formulations like 15-3-20 and 15-5-25 are good options.钾对于植株的生长很重要。
肥料配方如：15-3-20 和 15-5-25也可以。
Plug Phase: Stage 4 (toning for transplant or shipping)第四阶段：移栽期• Days 46-5046-50天。
• The plants have 3-4 true leaves and are now ready for transplanting.植株长了3-4片真叶，可以准备移栽。
• Applying 200 ppm N a week before trans planting helps the plants make the transition from the plug tray to the final container.移栽前一周，施用200ppm N，有利于植株的定植。
Sowing under high temperature conditions – key points高温条件下播种• Maintain seedling house as cool as possible.苗床尽可能保持凉爽。
• Use white vermiculite to reflect heat.白色的蛭石可反射热量。
• Use fog system or evaporative cooling to reduce temperature.可用迷雾系统或蒸发冷却降低温度。
• Use white colored trays.可用白色的托盘。
Black plastic plug trays raise media temperature by 6-12ºF / 3-6ºC黑色的塑料穴盘会导致介质升高3-6ºCTransplanting - Media移栽介质• Use a well-aerated sterile media that is high in organic matter.介质需要透气，富含有机质，使用前需要消毒• Optimum pH is between 5.5-6.0最适PH5.5-6.0。
• Optimum light level is 2,500-3,000 foot candles/27,000-32,000 lux. Do not exceed 3,500 foot candles/37,500 lux.最适光照 27000-32000 lux，不要超过37500 lux。
• The planting depth should be the same as the seedling flat to avoid crown rot and other diseases.种植时，基质块表面与新土齐平，可避免根腐与其他病害。
Benefit of a well-aerated media透气性良好介质的益处Long fiber peat vs. Peat lite Mix长纤维泥炭和泥炭石混合物Peat moss with large particles of pumice creates a well-aerated media with healthy thick white roots for optimum nutrient uptake.苔藓泥炭与较大的浮石按照一定的比例混合，透气性很好。