好多人都喜歡在春天來(lái)臨之前修剪樹(shù)木,但是這真的是對(duì)植物較好的選擇嗎?不,不是的.其實(shí)法桐較好的修剪時(shí)間是在冬季.現(xiàn)在就讓我們山東綠化苗木的專家給大家講解一下吧! 法桐是我國(guó)栽培比較廣泛的樹(shù)種之一,在通常的情況下多是作為行道樹(shù)來(lái)進(jìn)行栽培的。在其栽培的辦理中,冬天期間的修剪整理是必不可少,且要及時(shí)、合理。由于法桐冬天的整形修剪對(duì)它的成長(zhǎng)、樹(shù)形都有著重要的影響。及時(shí)合理的修剪,能夠在較短的時(shí)間內(nèi)完結(jié)樹(shù)形的糾正,使得樹(shù)形朝著宏偉規(guī)矩、挺立美麗的方向開(kāi)展,一起還能夠使得樹(shù)體的免疫力得到增強(qiáng)。如果修剪不及時(shí)的話,不只形成樹(shù)形的亂七八糟,并且還極易呈現(xiàn)主枝長(zhǎng)、葉少的表象。在很大程度上的降低了它的觀賞價(jià)值。 山東苗木基地 山東綠化苗木:http://www.jnbmy.com
2019-03-12 電議國(guó)槐樹(shù)苗的根相當(dāng)于人們的腳,人沒(méi)腳可火,樹(shù)沒(méi)根不能活。所以問(wèn)題來(lái)了,國(guó)槐生根你知道嗎?想讓國(guó)槐快速生根嗎?接下來(lái)就看看我們山東綠化苗木的吧! 山東綠化苗木認(rèn)為國(guó)槐樹(shù)苗的生根的辦法很重要,一般來(lái)說(shuō),枝條木栓安排較興旺的果樹(shù)種類較難生根,扦插前先將表皮木栓層剝?nèi)ィ鰪?qiáng)插穗吸水才能,可推進(jìn)發(fā)根。用刀在插穗基部刻2 至3公分長(zhǎng)的傷口,至韌皮部,可在縱傷口間構(gòu)成擺放規(guī)整的不定根。剪稿前15—20天在母株上預(yù)備用作插稿的枝條基部環(huán)剝一圈皮層(寬3-5公分),有利于促發(fā)不定根。 看到以上的介紹是不是也覺(jué)得苗木生根很重要呢?要想知道跟多苗木知識(shí)請(qǐng)繼續(xù)關(guān)注我們山東綠化苗木(http://www.jnbmy.com/)的網(wǎng)站 山東綠化苗木:http://www.jnbmy.com/ 噸袋:http://www.sdmlbz.com/ 山東防腐木:http://www.jnszj.cn/ 西斯?fàn)柭蹇仆䦷r棉:http://www.yqwy.net/ 濟(jì)南推拉門:http://www.sd-24899.com/ 濟(jì)南中央空調(diào):http://www.meiqizhileng.com.cn/ 特色包子加盟:http://www.nayunxian.com/
2019-03-12 電議具體做法如下: The specific practices are as follows: (1)、掰枝逼芽: 當(dāng)春天抽發(fā)的嫩枝多數(shù)封頂停止生長(zhǎng)時(shí),將所有新枝全部由基部掰掉,如系3年以上的樹(shù)苗,有時(shí)為了保持樹(shù)冠均衡,也可在枝條偏缺部位留1~2個(gè)新梢不去,但切不可多留,否則影響逼芽效果。由于樹(shù)枝頂端生長(zhǎng)優(yōu)勢(shì)被破壞,迫使?fàn)I養(yǎng)生長(zhǎng)點(diǎn)重新分配。在初春抽枝的同時(shí),也是根部猛長(zhǎng)階段,卻突然掰去了所有新梢,打破了根須與枝條的生長(zhǎng)平衡,促使枝條周圍的腋芽迅速萌動(dòng),經(jīng)10天左右便一齊萌發(fā)出來(lái),比原來(lái)掰掉的新枝要多3~5倍�;蚋嘁恍�。由于新逼出的枝條成倍增多,養(yǎng)分分散,因此,新枝短而緊湊,有利于及早成形和進(jìn)入花期。 (1), breaking branches forced bud: when spring pumping shoot most capped stopped growing, all new shoots You Ji broke off all department, such as the Department of more than 3 years the trees, sometimes in order to maintain canopy equilibrium, also can be in the branch partial lack of parts to stay 1 to 2 NEW shoots not to go, but dont can stay, otherwise the impact force bud effect. The branch tip growth advantage is destroyed, forcing the redistribution of vegetative growth point. In the spring a at the same time, is also the root of Meng long stage, suddenly breaking off to all the new shoots, roots and branches broke the growth balance, promote branches around the axillary bud germinating quickly, by about 10 days we went out to the germination, 3 ~ 5 times than the original break off shoots. or some more. Because the new force branches have multiplied, nutrient dispersed, therefore, branches short and compact, is conducive to the early forming and enter florescence. (2)、發(fā)芽期間: 只能施一點(diǎn)稀的液肥,甚至不施肥,當(dāng)新枝葉片基本展開(kāi),枝條封頂停長(zhǎng)時(shí),適量追肥,逐漸加大追肥量就安全無(wú)事了。 (2), the germination period: can only be executed a little dilute liquid fertilizer, even without fertilization, when new shoots leaf basic expansion, branch cap stop long, amount of topdressing, gradually increase the quantity of dressing is safe. 山東綠化苗木:http://www.jnbmy.com/ 山東防腐木:http://www.jnszj.cn/ 特色包子加盟:http://www.nayunxian.com/ 濟(jì)南中央空調(diào):http://www.meiqizhileng.com.cn/ 噸袋: http://www.sdmlbz.com/ 烤漆房:http://www.zqtzcjx.com 電纜橋架:http://www.sdhangfeng.com 滑觸線:http://www.jnjndq.com/
2019-03-12 電議1.土壤打理 山東苗木基地將選擇好的土壤挖深到30厘米,找些草炭或者落葉鋪在土里松松,每畝大概2-3立方米,土壤做好消毒的防備,用農(nóng)化肥使土壤有微酸性。 The choice of good soil digging deep to 30 cm, find some peat or soil loose leaves spread in pine, with per mu about 2-3 cubic meters of soil disinfection, ready preparedness, with chemical fertilizer the soil is acidic. 2.做好花床 花床的要求為高20厘米,寬80-100厘米,床可以堆高一點(diǎn),兩床之間留寬40厘米的距離,長(zhǎng)度根據(jù)你自己的要求而定。 The flower beds, the requirements for high 20 cm, 80-100 cm wide, the bed can be piled high, two bed between the retaining width 40 cm distance, length in accordance with the requirements of your own. 3.花種栽培 花種的栽植需要根據(jù)花的繁育時(shí)間及生育周期來(lái)定,并且未過(guò)休眼期的花球不易栽種,在栽種之前需要對(duì)花種消毒,這里就不詳細(xì)多說(shuō)了。 Flower planting need according to the breeding time spent and reproductive cycle to decide, and not resting stage of curd is not easy to grow, the need for seed sterilization before planting, there is no detailed say. 栽種時(shí)先把離種的地面8厘米的土扒開(kāi),量好尺寸把釘板或樹(shù)根打孔固定,打完孔后再用旁邊的土填平。山東苗木基地http://www.jnbmy.com/ When the first species planted from the ground 8 cm soil opens, a good size amount of nail plate or root punch fixed, after reoccupy after next to the soil fill hole. 4.水分管理 花種栽下去后需按技術(shù)標(biāo)準(zhǔn)來(lái)澆水,可以用直灌或噴灑的方式來(lái)澆,夏季容易干枯,需要多澆水,但不能大水灌,澆水標(biāo)準(zhǔn)直到下層濕潤(rùn)為止,注意不要積水太多造成爛根,空氣保持在70度左右。 Flowers planted after according to the technical standard to watering, can be sprayed with straight or way to cast, summer is easy to dry, need more water, but not flood irrigation, water standard until the lower wet now, pay attention not to too much water cause rot, air maintained at 70 degrees. 5.光照培育 切百合喜歡光線普照,不耐蔭,尤其是在冬天用光照效果會(huì)更好,夏季光線太強(qiáng),需要有遮蓋物擋住30%的強(qiáng)光,有利于生長(zhǎng),白天光照足夠后,晚上要蓋上草簾,延時(shí)光照時(shí)間。山東苗木基地http://www.jnbmy.com/ Cut lily like light shines, no shade, especially in the winter with the light effect will be better, the summer light is too strong, need to have the light covering block 30%, is conducive to growth, day light enough, at night to cover hulls, delay the time of illumination. 6.花種營(yíng)養(yǎng) 小花苗長(zhǎng)出莖后需要按時(shí)施肥,一般10-15天施一次肥,要注意觀察葉苗的顏色,如果發(fā)黃,就需要噴灑尿素,硫酸亞鐵等微肥,直到花蕾長(zhǎng)到6厘米高,施肥停止。 Flower seedlings grow stem needs after fertilization time, usually 10-15 days to apply fertilizer, to observe the leaves of seedling of color, if yellow, it needs spraying urea, ferrous sulfate fertilizer, until the buds grow up to 6 cm tall, fertilization stop. 山東苗木基地、山東綠化苗木:http://www.jnbmy.com/
2019-03-12 電議園林綠化對(duì)我們每一個(gè)人都有著重要的意義。現(xiàn)在我們山東苗木基地的小編就為大家介紹一下 1.加強(qiáng)計(jì)劃規(guī)劃. 城市綠洲包含公共綠洲,單位附屬綠洲,出產(chǎn)綠洲,防護(hù)綠洲和風(fēng)景林地等,它們各有不一樣的特色和功用,因而,園林綠洲并不是單一的植物培養(yǎng),是多工程,多部門,多學(xué)科歸納建造辦理的表現(xiàn),應(yīng)根據(jù)園林綠洲的不一樣類型和功用進(jìn)行個(gè)性化規(guī)劃。 2.堅(jiān)持適地適樹(shù),以鄉(xiāng)土樹(shù)種為主的準(zhǔn)則. 例如,路途美化要選擇冠大蔭濃,速生的種類,如:毛白楊,法桐,泡桐,臭椿,刺槐,國(guó)槐等;居民小區(qū)美化要以觀賞價(jià)值高的種類為主,如:合歡,垂柳,五角柳,欒樹(shù)等,街頭綠洲要根據(jù)不一樣的功用需求,裝點(diǎn)一些觀葉,觀花或觀形的種類. 3.要操控外地樹(shù)苗,特別是南邊樹(shù)苗. 因?yàn)闅夂颦h(huán)境聯(lián)系,南邊樹(shù)苗到北方后,立刻栽植則成活率低,緩苗期長(zhǎng).外地引入的樹(shù)種,要通過(guò)至少一年的培養(yǎng)馴化,調(diào)查實(shí)驗(yàn)后再大面積推行栽植. 4.把握不一樣樹(shù)種的物候期,當(dāng)令栽植. 春季從土壤解凍到樹(shù)木發(fā)芽,即從3月上旬到4月下旬,大約45天~50天擺布,都適合栽樹(shù),但少量發(fā)芽晚,長(zhǎng)葉較艱難的樹(shù)種,如洋槐,地蠟,紫薇,法桐等,在芽將萌發(fā)時(shí)栽植成活率較高. 5.春季栽樹(shù)應(yīng)忌假植苗. 假栽樹(shù)苗即秋季起苗后采納溝坑埋法,將樹(shù)苗埋入地下,通過(guò)一個(gè)冬季,來(lái)年春季進(jìn)行栽植.實(shí)踐證明,假栽樹(shù)苗春季栽植緩苗慢,成活率極低,通常在30%擺布,尤其是隱芽樹(shù)種,成活率更低. 6.嚴(yán)厲美化樹(shù)種的規(guī)范,規(guī)范. 園林美化樹(shù)種的規(guī)范,規(guī)范,直接影響到美化作用,尤其是行道樹(shù),胸徑應(yīng)在6厘米~8厘米;大環(huán)境美化,居民小區(qū)和片林栽樹(shù)也要在3厘米~5厘米. 7.加強(qiáng)后期辦理. 所謂"三分栽,七分管",加強(qiáng)園林綠洲的維護(hù)辦理,是提高園林美化質(zhì)量的主要手法,它具長(zhǎng)期性,連續(xù)性的特色,必須責(zé)成專人進(jìn)行維護(hù)辦理。 山東苗木基地:http://www.jnbmy.com/
2019-03-12 電議1.廣譜抗菌: 石榴皮中含有多種生物堿,抑菌試驗(yàn)證實(shí),石榴的醇浸出物及果皮水煎劑,具有廣譜抗菌作用,其對(duì)金黃色葡萄球菌、溶血性鏈球菌、霍亂弧菌、痢疾桿菌等有明顯的抑制作用,其中對(duì)志賀氏痢疾桿菌作用較強(qiáng),石榴皮水浸劑在試管內(nèi)對(duì)各種皮膚真菌也有不同程度的抑制作用,石榴皮煎劑還能抑制流感**;山東苗木基地 1 broad spectrum antibacterial: pomegranate peel contains a variety of alkaloid, antibacterial test confirmed, decoction of alcohol extract and water of pomegranate peel, with broad-spectrum antibacterial activity, it has obvious inhibiting effect on Staphylococcus aureus, Streptococcus hemolyticus, Vibrio cholerae, dysentery bacillus, the strongest effect of Shigella dysenteriae, pomegranate skin water extract had different degrees of inhibition also to various fungal skin in vitro, pomegranate bark decoction can inhibit the influenza virus; 2.收斂,澀腸: 石榴味酸,含有生物堿、熊果酸等,有明顯的收斂作用,能夠澀腸止血,加之其具有良好的抑菌作用,所以是治療痢疾、泄瀉、便血及遺精、脫肛等病癥的良品; 2 convergence, astringent intestinal: Pomegranate acid, containing alkaloids, ursolic acid and so on, have a significant role in convergence, astringent in intestinal bleeding, and with good effect, so it is a good product for treating dysentery, diarrhea, hematochezia, prolapse of the anus and other diseases and spermatorrhea; 3.驅(qū)蟲(chóng)殺蟲(chóng): 石榴皮以及石榴樹(shù)根皮均含有石榴皮堿,對(duì)人體的寄生蟲(chóng)有麻醉作用,是驅(qū)蟲(chóng)殺蟲(chóng)的要藥,尤其對(duì)絳蟲(chóng)的殺滅作用更強(qiáng),可用于治療蟲(chóng)積腹痛、疥癬等;山東苗木基地:http://www.jnbmy.com 3: pomegranate and pomegranate insect disinfestations root bark of pomegranate peel contain alkali, anesthetic effect on the human body is a parasite, insect disinfestations to medicine, especially the killing effect of tapeworm more, can be used for the treatment of worm parasite, mange etc.; 4.止血,明目: 石榴花性味酸澀而平,若曬干研末,則具有良好的止血作用,亦能止赤白帶下。石榴花泡水洗眼,尚有明目效能。 4 hemostasis, eyesight: pomegranate flowers taste sour and flat, if the dry grind end, has good hemostatic effect, also can stop vaginal discharge. The pomegranate flowers bubble eye wash, there are clear efficacy. 山東苗木基地/山東綠化苗木:http://www.jnbmy.com 噸袋: http://www.sdmlbz.com/ 烤漆房:http://www.zqtzcjx.com 電纜橋架:http://www.sdhangfeng.com 滑觸線:http://www.jnjndq.com/ 濟(jì)南中央空調(diào):http://www.meiqizhileng.com.cn/ 特色包子加盟:http://www.nayunxian.com/ 地源熱泵 http://www.zhongrui.cc 米線加盟http://www.jnshanhong.com 濟(jì)南空調(diào)安裝:http://www.jnslshwx.com 山東防腐木:http://www.jnszj.cn/ 山東電纜橋架:http://www.sddlqj.cn/
2024-03-22 電議性質(zhì)溫和、男女皆宜�?删徍颓榫w、平衡內(nèi)分泌、補(bǔ)血?dú)�,美顏�(zhàn)o(hù)膚、對(duì)肝及胃有調(diào)理的作用、并可消除疲勞、改善體質(zhì),玫瑰花茶的味道清香幽雅,能令人緩和情緒、紓解抑郁,能改善內(nèi)分泌失調(diào),解除腰酸背痛,對(duì)消除疲勞和傷口愈合,滋潤(rùn)養(yǎng)顏,護(hù)膚美容,活血,保護(hù)肝臟,和胃養(yǎng)肝,消除疲勞,促進(jìn)血液循環(huán)之功能。山東苗木基地 Mild nature, unisex. It can ease the mood, balance the endocrine, blood gas, beauty skin care,conditioning the role of the liver and stomach, and can eliminate fatigue, improve the physique, rose tea taste elegant fragrance, can people ease the mood, relieve depression,can improve the endocrine disorder, relieve back pain, eliminate fatigue and wound healing,nourishing, beauty skin care, promoting blood circulation, protect the liver, stomach and liver,eliminate fatigue, promote blood circulation function. 山東苗木基地?fù)?jù)可靠數(shù)據(jù)得知他 可治慢性胃炎及肝炎。疏肝解郁,健脾降火和血散淤等功效,能治腹中冷痛,胃浣積寒,順行血?dú)�、安神、通便,降火氣,可調(diào)理血?dú)狻⒋龠M(jìn)血液循環(huán),能活血化瘀,可緩和情緒,調(diào)整內(nèi)分泌,較適合因內(nèi)分泌紊亂而肥胖的mm,調(diào)氣血,調(diào)理女性生理問(wèn)題; Treatment of chronic gastritis and hepatitis. Jianpi Shugan Jieyu, fire and blood scattered silt and other effects, can cure cold pain in the abdomen, stomach you plot cold, antegrade blood gas, soothe the nerves, defecation, reduce anger, can be conditioning blood, promoting blood circulation, can promoting blood circulation and removing blood stasis, relaxed mood, adjust endocrine, the most suitable due to endocrine disorders and obesity mm, regulating qi and blood, regulating menstrual problems; 較重要的是它的養(yǎng)顏美容功效,常飲可去除皮膚上的黑斑,令皮膚嫩白自然,防皺紋也有幫助�?筛纳企w質(zhì),肝郁氣滯型的減肥可多喝,有助于減肥;有豐胸調(diào)經(jīng)之效;還可潤(rùn)腸通便。美容養(yǎng)顏瘦身的佳品。 The most important is its beauty and cosmetic effect, often drink removal of dark spots on the skin, make the skin whitening natural, anti wrinkles can also help. Can improve the physique,weight of liver and qi stagnation type can drink, help to lose weight; breast enhancementmenstrual function effect; also can Runchang catharsis. Beauty slimming jiapin. 看到玫瑰花茶是不是很心動(dòng)啊,心動(dòng)就行動(dòng)吧。在這我怕們山東苗木基地(http://www.jnbmy.com)祝您美麗常駐
2024-08-15 電議五角楓、元寶楓對(duì)比,誰(shuí)比誰(shuí)強(qiáng) 對(duì)于五角楓與元寶楓不少的人對(duì)其誤解,認(rèn)為五角楓就是元寶楓其實(shí)不然,五角楓與元寶楓因?yàn)樾螒B(tài)相似常常被人們混淆;下面山東綠化苗木筆者就簡(jiǎn)單的介紹一下五角楓與元寶楓的異同點(diǎn),五角楓與元寶楓同為槭樹(shù)科槭屬喬木,兩者樹(shù)形優(yōu)美,葉果秀麗,秋季葉色變紅; For the five maple and Acer truncatum many people misunderstood, that is five Maple Acer truncatum actually otherwise, five maple and Acer truncatum because of morphological similarity are often confused; here I will briefly introduce five Maple Acer truncatum and the similarities and differences of five maple, Acer truncatum and the same as the Acer genus of trees, two beautiful tree, leaves Guo Xiuli, autumn leaves turn red; 元寶楓樹(shù)干較矮一般在十三米左右,樹(shù)勢(shì)較弱,而五角楓樹(shù)干高達(dá)二十多米;元寶楓干皮灰黃色,淺縱裂,小枝灰黃色(一年生枝嫩綠色),光滑無(wú)毛;而五角楓的干皮薄,呈灰褐色,嫩枝剛長(zhǎng)出時(shí)有疏毛,后逐漸脫落。兩者都是單葉對(duì)生,葉掌狀裂。山東綠化苗木:http://www.jnbmy.com/ Yuanbao Maple stem shorter in general thirteen meters, tree vigor is weak, while the five angle Maple stem was more than 20 meters; Acer truncatum stem bark grayish yellow, shallow crack, branchlets grayish yellow (annual branches green), glabrous; and five Maple dry skin is thin, grayish brown, shoots just grow sparsely hair, gradually shedding. Both are unifoliate opposite, palmately cleft leaves. 但元寶楓葉掌狀五裂,有時(shí)中裂片又分二裂,裂片先端漸尖,葉基通常截形,稀心形,兩面均無(wú)毛。而五角楓的葉掌狀常為五裂,裂片寬三角形,全緣,兩面無(wú)毛或僅背面脈葉有蔟毛,網(wǎng)狀脈兩面明顯隆起,基部常為心形;五角楓的果展開(kāi)為鈍角,元寶楓的果兩翅展開(kāi)略成直角,五角楓與元寶楓各有各的特點(diǎn),不要讓兩種樹(shù)混為一談。 But Acer truncatum Bunge leaves palmately five - lobed, lobes sometimes in divided into two lobed, lobe apex acuminate, leaf base usually cordate truncate, thin, glabrous on both surfaces. And leaves palmately five Maple usually five lobed, lobes broadly triangular, margin entire, both surfaces glabrous or only abaxially veined leaf have cluster Mao, reticulate veins conspicuous on both surfaces uplift, base usually cordate; five Maple fruit expansion is an obtuse angle, Acer truncatum Bunge fruit two wings unfolded slightly at right angles, five maple and Yuanbao Maple each have their own characteristics, do not let the two tree be confused. 山東綠化苗木:http://www.jnbmy.com/
2024-12-04 電議山東苗木基地的苗木灌溉必須根據(jù)氣候條件的變化靈活掌握。一般來(lái)說(shuō),春季到初夏,苗木處于旺盛生長(zhǎng)期。由于南方的雨水較多,只要灌溉3~4次即可;而北方是干旱期,要灌7~8次。初夏,南方進(jìn)入梅雨季節(jié),這時(shí)要注意排水,否則會(huì)降低土壤有機(jī)質(zhì)的分解速度,破壞苗木根系的正常呼吸,常引起根系腐爛甚至死亡。山東苗木基地要建立完善的排水系統(tǒng),做到內(nèi)水能排外水不侵。盛夏時(shí),如若高溫又干旱,必須增加灌水次數(shù)。秋季,雖然南北方雨量不同,但為了讓苗木組織充實(shí)和木質(zhì)化,準(zhǔn)備越冬,一般不灌水。冬季,南方不灌水,北方則要在土地冰凍前灌一次凍水,以利于苗木越冬。山東苗木基地灌溉方法主要分地面灌溉,滴灌和噴灌,根據(jù)苗木的品種或季節(jié),可選擇相應(yīng)的灌溉方式。 Seedling irrigation must be flexible according to the change of climate master. In general, spring to early summer, the seedlings in a vigorous growth period. Because of rain in the South more, as long as the irrigation can be 3~4 times; while the north is dry period, the irrigation in 7~8 times. Early summer, the south into the rainy season, then pay attention to drainage, otherwise it will reduce the decomposition rate of soil organic matter, the normal respiratory failure seedling root, often causing root rot and even death. To establish a perfect drainage system, water can water do not invading the pai. At the height of summer, if high temperature and drought, must increase the number of irrigation. In autumn, while the north and South rainfall is different, but in order to make seedling tissue enriched and lignification, prepare for the winter, generally not irrigation. In winter, the south is irrigation, north to land before freezing in a cold water irrigation, in order to facilitate the seedlings overwintering. Irrigation method mainly consists of surface irrigation, drip irrigation and sprinkler irrigation, according to seedling varieties or season, select the appropriate mode of irrigation. 苗木從土壤中吸收的水分主要來(lái)源于雨水、地下水及灌溉水。山東苗木基地部分苗木對(duì)水的要求較為嚴(yán)格,不合理的澆灌會(huì)造成苗木的生長(zhǎng)不良,因此在栽植過(guò)程中要特別注意灌溉方面的問(wèn)題。山東苗木基地 Water the seedlings absorb from the soil as the main source of irrigation water, groundwater and rainwater. Requirements on the part of the water is relatively strict seedlings, unreasonable irrigation will cause the growth of seedlings of bad, so in the process of planting should pay special attention to irrigation problems. 總而言之,山東苗木基地苗木的灌溉需要具體問(wèn)題具體分析,合理的灌溉排水不僅可以降低養(yǎng)護(hù)的資金,而且可以增加苗木產(chǎn)量。山東苗木基地 To make a long story short, seedling irrigation requires concrete analysis of concrete problems, reasonable irrigation and drainage can not only reduce the maintenance fund, but also can increase the seedling yield. 山東苗木基地、山東綠化苗木:http://www.jnbmy.com/
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