過度繁殖 的英文怎麼說
中文拼音 [guòdùfánzhí]
過度繁殖
英文
excessive multiplication-
Crested bulbuls belong to the bulbul family, originally found in india, nepal, bengaladesh, burma and south china ; their breeding season is april to june. the birds often appear in a small pack and are noisy ; their call is clear and cheerful. they can be seen everywhere on campus
紅耳鵯屬鵯科，原生在印度、尼泊爾、孟加拉、緬甸和南中國，繁殖期是四至六月，通常小群出現，相當吵，不過鳴聲清亮，頗為悅耳，大學校園內到處可見。As one of the contracted agricultural technology extension project in shanxi province, the jinnan cattle feeding and management technical package exte nsion project, assigned by science and technology committee of shanxi province i n 1999, directed on the problems, such as extensive cattle feeding and managemen t, low sale percentage of commercial beef cattle, low meat production, low repro ductive survive rate of cows and poor economic returns, to increase the scientif ic contents and economic returns of cattle industry by adopting technical packag e including beef cattle crossbreeding, beef cattle feeding and management, cow ' s feeding and nutrition, calf raising, stover processing, and supplementation for grazing cattle in winter and spring etc
「晉南牛飼養管理配套技術推廣」是山西省科委1999年度下達「山西省農村技術承包」項目，其目的是針對我區廣大農戶養牛飼養管理粗放、商品牛出欄率低、產肉率低、母牛繁殖成活率低、經濟效益差等缺點，通過採用肉牛雜交改良、改良肉牛飼養管理、加強母牛飼料營養、犢牛培育、秸稈氨化、放牧牛冬春補飼等配套技術，達到提高養牛業科技含量，增加養牛業經濟效益的目的。5 、 in respect of behavioral ecology, both species can reproduce by way of forming viviparous plantlets. and it is a conversation from heterotrophy to semi - heterotrophy for the process of viviparous plantlets " formation and morphochoresis
5 、從行為生態學的角度來看，兩種植物均以通過產生胎生苗進行繁殖，胎生苗在發生及形態建成過程中，是從異養向半異養轉變。The choosing and producing of new types of health - protecting fibres provide more space for enterprises relating to weaving, clothing etc to develop new products. there are many types of high functional fibres, for example : minus hydronium fibre, which has been developed in recent years belonges to environment - protecting fibers. it s minus hydronium powder s releasing builds circumstance resembling narure, so as to present a clear and comfortable feeling, which is one that many fibre corporations recommend
通過該纖維中的負離子粉向環境中釋放負離子，營造出仿大自然環境，給人以清新、舒適的感覺，因此成為纖維行業推薦的一種功能性纖維；抗菌聚酯纖維更是一種人們在現代生活中離不開的纖維之一，而如何控制細菌過度繁殖，保持人們在穿著上的健康將是紡織服裝行業的奮斗目標之一。2 comparative study on morphology in the light of the form of the materials, hup shows more approximate relationship with gri : they are 50 ~ 70cm high at the period of fructescence ; both are perennials and reproduce themselves by root stock, and especially, hup can also reproduce itself by branch roots and buds growing from stipes when the stems fall againt the ground, and then those buds develop into new bodies ; while gri can reproduce itself not only by vegetative propagation but by seeds. both of hup and gri characterize with bigger leaf blade and with the approximate form of simple leaf, with root stock, and with two - line seeds in one fruit
2形態學比較從形態上來看，新種hup與分佈海拔高度相近的gri比較接近:植株體高大，果期株高50一7ocm ;都為多年生，能以其根狀莖繁殖，但前者還以較為特殊的營養體繁殖後代，即倒伏后每個莖節上長出新的根和芽，發育成獨立的新植株，後者既能以營養體繁殖，又可通過種子繁殖;具有較大的葉片且單葉形態相近，果實內有二行種子（其它種為一行） . 。Centropages tenuiremis is a mainly dominant species in xiamen waters during winter - spring. there is a noticeable character in its life history, that in may and june, when the population of this species begin to reduce gradually, the females could produce diapause eggs with long spines on their surface to over summer - autumn ( from july to november )
瘦尾胸刺水蚤（ centropagestenuiremisthompsen & seott ， 1903 ）是廈門海區冬春季節的主要優勢種，其生活史中一個顯著的特點就是在種群數量逐漸減少的5 6月間，雌體會產出表面遍布長刺的滯育卵，以滯育形式度過不利其生長繁殖的夏秋季（ 7 11月） 。Longgang nature reserve plays an important role in preserving two langur species of both white - headed langur and francois langur. interview and field survey methods were used to survey the distribution and population size of these two langurs in this natural reserve from december 2001 to january 2002. the result indicated that the reserve has 8 groups of white - headed langur with 68 individuals in longrui and 10 groups of francois langur with 75 individuals in longgang. the distribution area and population size of both of the two langurs in this reserve have greatly declined in the past decades. they are seriously threatened and have high risk of disappearance from this reserve if no effective measures are to be taken at once
為了確定弄崗自然保護區內白頭葉猴的種群數量，彌補黑葉猴種群數量的空白，掌握此保護區葉猴的生存現狀，採用訪問法和實地數量統計法相結合的方法對弄崗自然保護區的弄崗、隴瑞和弄呼3個部分進行深入的調查研究.調查結果表明，在隴瑞片范圍內，共有8群白頭葉猴，種群大小在68隻左右，和20世紀80年代末的244隻相比，數量下降相當驚人;在弄崗片內，共記錄到黑葉猴群10群，最大的種群為11隻個體，最小的種群是4隻個體，共計約有75隻黑葉猴（絕對數量統計） ;弄呼的黑葉猴種群已經于上個世紀的晚期消失.造成目前狀況的因素主要是過度狩獵和其他形式的過度干擾.弄崗自然保護區的葉猴種群數量已經接近可持續繁殖種群的最低水平，如不採取有效的保護措施，這個種群將很可能在短期內消失Length, diameter, density, fresh weight, dry weight, water content, osmotic potential and element concentrations ( ca, mg, na, k, cl ) were determined for each. seedling of b. gymnorrhiza and a. corniculatum were cultured for 60 days on various salinity of seawater ( 0, 5, 10, 15, 20, 30, 40, 50 ) in green house. samples were taken at 3, 7, 11, 15, 22, 30, 45 and 60 days after planting, separated into root, hypocotyl, stem and leaf
本文研究了福建九龍江口木欖和桐花樹胎生繁殖體從果實形成到發育成熟過程中形態、生物量、含水量、胚軸密度、滲透勢、五種主要礦質元素（ ca 、 mg 、 na 、 k 、 cl ）等的變化和溫室內人工鹽度梯度栽培下木欖和桐花樹成熟繁殖體長成幼苗（ 0 60d ）過程中形態、生物量、含水量、滲透勢、光合蒸騰特性、五種主要礦質元素（ ca 、 mg 、 na 、 k 、 cl ）等的變化；並且在野外自然條件下，跟蹤調查不同灘塗位置下秋茄成熟繁殖體定居成活、自然死亡狀況以及測定幼苗生長過程中（ 1年）形態、生物量、含水量、光合蒸騰特性等的變化。Salmon once thrived here, but over the years dams, overfishing and habitat destruction have diminished their numbers
鮭魚曾在這一帶繁殖過，但由於幾年來的築壩、過度捕撈和棲息地的破壞，鮭魚數量已急劇銳減。After 1 year, the survival rates of seedlings planted in k. candel forest, avicennia marina forest and at bare tidal flat were 54. 7 %, 13. 7 % and 76. 0 %, respectively. insect and crab feeding were the main cause of lower survivorship of k. candel seedlings under a. marina forest. among the surviving k. candel seedlings, seedlings at bare tidal flat grew much better in terms of height, diameter, leaf production and biomass than did under the a. marina forest and k. candel forest
高鹽（ 30 % 0一50 % 0 ）影響桐花樹幼苗的萌發; o一30 % 0鹽度下桐花樹幼苗的凈光合速率、蒸騰速率和氣孔導度都表現為低鹽促進，高鹽抑制的變化趨勢;無鹽條件下幼苗的凈光合速率明顯低於5 ~加% 0鹽度:桐花樹胎生繁殖體脫離母樹后，在隨后的生長發育過程中表現為吸收累積鹽分的過程。Red tide occurs randomly, with short duration and large incidence. airborne hyperspectral remote sensing technique can play an important role in red tide ' s monitoring. and the precondition is to acquire in situ spectral data of red tide, to grasp red tide ' s spectral characteristics by data processing and analysis and to set up spectral library of different dominant species of red tide
赤潮是海水中的浮游生物在一定條件下過度繁殖或聚集致使海水變色的一種生態異常現象，因其具有隨機性、突發性、持續時間短、影響范圍大等特點，客觀上要求利用航空高光譜遙感技術對其進行監測；但首要的前提與基礎性工作是大量獲取赤潮水體的現場光譜數據，通過處理與分析，掌握其光譜特性，不斷充實赤潮優勢種類的光譜數據庫。Beware of anyone who suggests that these crosses or " rare " departures from the standard are in any way more " valuable "
不管從哪方面的意義上來說，我們對于任何建議違背標準而通過交叉繁殖出稀有品種採取堤防的態度都是有價值的。The commercial trade in companion animals should be subject to strict regulation, licensing and inspection to prevent cruelty and the breeding of unwanted animals
同伴動物的買賣貿易，應有嚴格規? ，證照查驗或檢查，以防止過度繁殖動物。Inhibit the excessive breeding of harmful algae : water purification - enzyme secretion, inhibit excessive breeding of harmful algae in the water, block nutrient sources of the vibrion, inhibit its growth, and maintain stability of the water body
抑制有害藻類的過度繁殖：凈水寶分泌酵素，抑制池水中有害藻類的過量繁殖，可阻斷弧菌的養分來源，抑制其生長，保持水體穩定。" whale sharks, like many other shark species, are highly vulnerable to over - exploitation due to their long and low reproductive rate, " commented callum roberts of york university in the uk, who has researched whale sharks extensively in the caribbean
他說， "由於鯨鯊的生命期很長，繁殖率又低，因此和很多其他的鯨類一樣，鯨鯊正面臨著被過度捕獵的危險。People of the bajiaodong ethnic group living in central china ' s hubei province have adopted advanced technologies to increase tea production, realizing an annual income growth of 600 yuan per capita
近幾年來，湖北省恩施芭蕉侗族鄉通過加大科技扶貧力度，採取無性系良種繁殖，改過去一年只能采春秋兩季茶為現在一年四季都可以采新茶，全鄉人均僅茶葉一項就增收600多元。The reproductive yields are maximized by an instantaneous switch from vegetative to reproductive growth after a short period of vegetative growth
4種胡盧巴通過調節營養與繁殖生長的速度及資源分配，以積極適應多變的環境，在短的生長期內達到繁殖成功並使繁殖分配比率最大。This thesis suggests a process considered minimizes the population size as similar individuals occur in the fitter members of the population, which helps reduce the execution times for ga by removing the redundancy associated with the saturation effect found in the later generation. this thesis uses a method that adds dynamic penalty terms to the fitness function according to the optimal degree of solutions, so as to create a gradient toward a feasible suboptimal or even optimal solutions. on the basis of the difference of the biggest and the smallest of fitness of individual, modifying the fitness function in order to convergence is a satisfaction
動態調節種群大小，去掉遺傳演算法在迭代後期搜索產生的過多相似個體，達到減少計算時間的目的；按照解的優劣程度給適應度函數增加一個在ga搜索過程中動態改變的可變罰函數，給搜索最優解創造一個梯度，使遺傳演算法收斂到可行的較優解或最優解；根據適應度值最大和最小個體的差修正適應度函數，使適應度函數值適中不容易造成收斂太快、局部收斂或根本不收斂而變成隨機搜索；為了避免「近親繁殖」採用競爭擇優的交叉操作；利用并行遺傳演算法的思想，提出一種自適應多子種群進化策略；提出人口汰新政策來解決類似甚至相同的個體的情況發生。They hibernate during the winter cold ; and their large litters help them maintain their population
它們依靠冬眠來度過寒冷的冬季，而它們的種群則靠它們強大的繁殖力來維持。This adds to our knowledge that hong kong is on the migratory route of this species which spends the non - breeding season in australia, but will migrate as far as northern siberia to breed
是次發現讓我們進一步理解香港位處這個鳥類品種的遷徙航道上，它們在澳洲度過非繁殖季而當繁殖季來臨時，就遷徙到西伯利亞北部繁殖。分享友人