旱生化 的英文怎麼說
中文拼音 [hànshēnghuà]
旱生化
英文
xerophilization-
The results showed in the paddy field the bacteria were predominated, in the dry land the proportion of fungi and actinomyces was distinctly higher than the other two kinds of soil, in the woodland abundant species of basidiomycetes were found ; the natural degradation speed was low, with the degradation the number and composition of microorganisms changed regularly ; when the c / n ratio was adjusted to 25 " ? 1, the degradation remnant ratio reduced 10. 67 % than the control
結果表明,水田以細菌為主,旱地中真菌和放線菌數量最多,林地中有大量的高等擔子菌;秸稈自然降解較慢,土壤微生物也隨著降解的進行而呈現一定的變化規律;當調節c / n比為25 : 1時,秸稈的腐解殘留率比對照組下降10 . 67 。 2The program will have to eradicate the agricultural misery in the north amazon region and northeast arid region, expect that the culture of short cycle is substituted by permanent cultures and try to construct a energy forest with native oil been plants in the amazon region where about 200 million hectares of deforested lands are degrading
他介紹了巴西的生物柴油計劃,包括扭轉巴西北部亞馬遜地區和東北部乾旱地區落後的農業,以可持續的生產方式替代短期的生產方式,並提到巴西亞馬遜地區有約2億公頃被砍伐后正在退化,有可能在這些土地上種植當地的產油作物,形成一個產能可以供應整個歐盟生物燃油需求的能源作物林。Then, main projects and synthetic techniques of ecological agriculture construction are discussed. the results indicate that main projects include fertile soil project, water conservancy, forestation and virescence project, agricultural structure adjustment project, agriculture industrialization project, integrated use of agriculture rejectamenta project, high quality and innoxious farm produce project, livestock breeding project, sight - seeing agriculture project, etc. the suited techniques include ecology location scheme technique, agriculture rejectamenta use technique, energy source regeneration technique, sewage biologic depuration technique, innoxious farm produce technique, soil fertility increase technique, ecological control technique of plant disease and insect pests, economizing water technique of dry farming, agriculture environment reconstruction technique, etc. lastly the study brings forward the countermeasure and advice of ecological agriculture development
根據我國生態農業建設成功經驗和濟南市目前生態農業建設基礎,提出濟南市生態農業建設重點工程為沃土工程、農田水利工程、造林綠化工程、農業結構調整工程、農業產業化工程、農業廢棄物綜合利用工程、優質和無公害農產品工程、養殖工程、觀光農業工程等;生態農業建設的關鍵技術為生態位配置技術、農業廢棄物資源化綠色技術、能源再生技術、污水生物凈化利用技術、無公害農產品技術、地力持續培肥利用技術、農作物病蟲草害生態控制技術、旱作農業高效節水技術及農業生態環境綜合整治技術等。There are many adaptive changes in the two research subjects ( artemisia. songarica schrenk. and seriphidium. santolinum ( schrenk ) polijak. ) in morphology and anatomy, such as with the increase of the daily age, the root - shoots ratio increased ; the root became stronger ; the ratio of leaf volume and leaf area increased ; the volume of epidermic cell decreased ; the cut - icle and phellem layer on the surface of root thickened. stoma caved in leaf ; epidermal hair of leaf and stem well - developed, palisde tissue developed well, the cell gap decreased ; the spongy tissue disappeared ; leaf is kinds of isolateralthat is the typical xeromorphic structure ; crystal cell and fibric cell increased ; conducting tissue and mechanical tissue developed well ; bundle sheath appeared
實驗研究的兩種菊科( compositae )植物(準噶爾沙蒿( artemisiasongaricaschrenk )和沙漠絹蒿( seriphidiumsantolinum ( schrenk ) poljak . ) ) ,形態解剖方面的變化表現為:隨日齡增加,根長/株高比值日益增大;根系逐漸發達;體積與葉面積比逐漸增大;表皮細胞體積變小;角質層增厚;根外部出現加厚的木栓層;氣孔下陷;葉、莖部的表皮毛密布,柵欄組織日益發達;而細胞間隙日漸變小;海綿組織逐漸消失;葉面結構常為典型旱生結構? ?等葉面;晶細胞及纖維細胞數目增多;輸導組織、機械組織日漸發達;具有維管束鞘等等。Those and other wealthy nations are investing in windmill - powered plants that turn seawater to drinking water, in flood barriers and floatable homes, and in grains and soybeans genetically altered to flourish even in a drought
這些國家與其他富國正投資建設由風力發電設備驅動的將海水淡化為飲用水的工廠,同時還在投資建設防洪堤、水上漂浮住宅、以及能在乾旱條件下生長的轉基因穀物與大豆。Abstract : this paper analyzes causal factors of flood in the middle reaches of changjiang river. due to neglection of environmental management, soil erosion in the upper and middle reaches of the changjiag river, lake sedimentation, large - scale reclamation of marshes, the flood regulation capacity of the lake was descended, and flood stage was risen and prolonged. consequently more and more river levees and lake dikes were reinforced almost every year to prevent the disasters, which made flood level go up and flood period last for more days. the frequency of flood and waterlogging disasters rose and their damage was enlarged. several proposals for flood prevention including agricultural modernization are put forward
文摘: 1998年長江大洪水后開始實施的「平垸行洪,退田還湖」的土地利用調整方案,從長遠來說應尋求農業安全且收入逐漸提高條件下的土地利用,長江中游地區應積極推進農業現代化,提高農業勞動生產率,轉移,減少分蓄洪區的人口,移民建鎮,對區內的土地要促進其規模經營,由優秀的有文化的農民經營,平時只有少量的直接從事農業生產的經營管理人員,農忙時則大量地使用季節性合同工或實現機械化,大洪水時退田還湖,減輕長江幹流大洪水的壓力,減少分洪與特大洪災時的損失,這樣還可促進避洪、冬季農業等的發展,也有利於長江中上游地區陡坡耕地的退耕還林,還可在糧食充足時進行休耕,在旱災、糧食緊張時擴大糧食生產?As a result it enhanced the water - retaining and fertility - retaining capacity, strengthened the anti - scour and anti - erosion ability. 3. sabaigrass can meliorated the little entironment of purple soil bare slope field the results show that sabaigrass treatment and grass tree solid plating treatment can reduce n ( nitrogen ), p ( phosphorus ) and k ( potassium ) erosion, increase soil nutrition element content, it also increase soil water content and soil pondage, decrease soil water evaporation, strengthen the anti - drought ability
龍須草能改善紫色土荒坡地的小生境龍須草純種植被和林草立體種植植被能不同程度地增加土壤的有機質和速效n 、 p 、 k的含量;增加土壤含水量和貯水量,減緩和減少土壤的水分蒸發,增強土壤的抗旱能力;降低土壤盛夏的地表最高溫度,減少地表溫度變化幅度。The ways of study are followed : insp - ecting and observing their living condition on the open fields ; cultivating sp - rout, examining physiological and biochemical changes in plants ; paraffin sec - tioning. the study results show : due to the species diversity, though the sproutsof xerophyte have several strategies to adapt to environmental drought in the long term evolution process, they have obtained same adapting mechanism to the short of water
研究結果表明:由於物種多樣性,在長期的適應演化過程中,旱生殖物幼苗對惡劣生境的適應方式多種多樣,但其對水分條件的適應機理卻是一致的。與生命周期短暫的短命植物不同,多年生旱生植物的當年生幼苗,當面臨水分脅迫時,其結構和生理功能具有迅速改組與完善的特徵。In some xerophytes, such as cacti, most of the leaves are modified into spines, greatly reducing the leaf area for transpiration ; the photosynthetic function of the leaves is taken over by the green stems
在一些旱生植物中,如仙人掌,大部分的葉片都特化為刺,極大的減少了葉片區域的蒸發作用,同時光合作用為綠色的莖所承擔。From this point, this study frees from the traditional limit which focuses on adult plant only, putting the stress on studying the dynamic adaptive change of the structure and function of the sprout
本研究以此為出發點,擺脫傳統的對旱生植物成株研究的局限,側重研究旱生植物自種子萌發開始后約60天內的幼苗結構、功能的動態適應變化。For example, the basic angiosperm stem is vertical and elongated, but some cacti have swollen water - storing stems, while other xerophytic plants that have lost their leaves during the course of evolution have evolved flattened leaflike stems for photosynthesis, e. g. butcher ' s broom ( ruscus aculeatus )
例如被子植物的莖是垂直的,伸長的,但一些仙人掌具有膨大的能夠儲水的莖,另一些旱生植物在進化的過程中失去了葉子,但又發展為利用扁平葉狀的莖來進行光合作用(假葉樹) 。The industrialized manufacturing of this product plays an important role in grain crops drought - fight and abundant harvest ensuring in arid and semiarid region, drought - fight and yield increasing of fruits and vegetables, fresh keeping of flowers, municipal gardening, forest drought - fight, drought degeneration reduction of pasture ecology, and desert vegetation protection, etc
該產品的產業化生產,對乾旱、半乾旱地區糧食作物抗旱保豐收、果樹蔬菜抗旱增產、鮮花花卉保鮮、城市園藝綠化、林樹抗旱、減少牧草生態因旱退化、沙漠植被保護等方面有著重要應用。But there still are some kinds of native xeroph - ytia which have distributed naturally during the long term process of adapta - tion and evolution in arid region. needless to say, it is the most key step to promote the vegetation restoration in desertification area by ascertaining the controlling factor of the natural distribution and observing the adaptation law of the plant living in arid area
由於水資源的匱乏,乾旱區與濕潤區相比,生物多樣性受到嚴重抑制,但在長期的適應演化過程中,此區亦分佈著種類不乏的旱生植物群落,洞察現存各類植物對環境的適應規律,顯然是促進荒漠區植被恢復的重要環節。As a case study, the responses of leymus chinensis steppe of songnen plain in northeast of china to human being activity ( light grazing, middle grazing, heavy grazing and overgrazing ) were discussed based on the field observed data
結果表明,隨著放牧強度的增加,羊草草原的植被蓋度和生物量隨之降低,優勢羊草群落將逐漸被鹽生植物所替代,群落結構趨于簡化,物種向旱生化和鹽生化演替。The physiological and biochemical reaction to drought of different drought - tolerant maize
不同耐旱性玉米品種對乾旱的生理生化反應With the moisture data gathered in demonstration district 3 years, combining local rainfall information and materials, the operation recovery mechanism of soil moisture in semi - arid degraded mountain area by different ecological recovery and reconstruction measures is analyzed
摘要通過示範區3年採集的水分數據,結合當地的降雨資料和氣象資料,對比分析了半乾旱退化山區在不同生態恢復與重建措施下土壤水分的運行恢復機制。This review focuses on morphological and physiological reactions of fruit tree to water stress. leaf area, root growth and microstructure of leaves and roots were investigated. some physiological and biochemical index of fruit tree leaves and roots under water stress, such as variations of stomatal aperture, photosynthesis, photoinhibition, metabolism of lipoxygenase, content of proline, nuclear acid and endogenous phytohormones, were summarized
從水分脅迫對果樹葉、根的形態指標及顯微結構,葉片氣孔行為、光合作用、光抑制、活性氧代謝、脂氧合酶代謝、多胺代謝、脯氨酸、核酸代謝、內源激素變化等生理生化方面綜述了近十幾年來的研究成果,為全面研究果樹抗旱機理及進一步制定抗旱措施奠定理論基礎。Effect of drought press on the physiology and biochemistry of allium ampeloprasum l
乾旱脅迫對南歐蒜生理生化指標的影響The reaction of physiology biochemistry and molecular of horticultural plant and drought tolerance mechanism under water stress were summarized. some problems needed to be studied were given
摘要概述了園藝植物在水分脅迫下的生理生化、分子反應及耐旱機制研究進展,並指出尚需進一步研究的問題。The effects of spraying plant growth regulator under drought stress on seedling growth and physiological and biochemical indexes of soybean were studied based on pot experiment
摘要採用盆栽試驗,研究了在模擬乾旱脅迫下噴施植物生長調節劑對大豆幼苗生長發育和生理生化指標的影響。分享友人