紅草原土 的英文怎麼說
中文拼音 [hóngcǎoyuántǔ]
紅草原土
英文
reddish prairie soil-
The research of soil degradation in pur country is mainly concentrated on the red earth hilly area in the south in the past, and is less on the loess plateau that is one of the most fragile areas. based on field experiment and laboratory analysis, discuses the degradation mechanism, and raises the methods of refreshing and reestablishing land productivity of huangshan soil in chunhua county of shaanxi. in the hope of serving development of western regions and ecological environment construction that concede the land to forestry ( the grass )
我國以前對土壤退化問題的研究主要集中於南方紅壤丘陵區，對生態環境最脆弱的黃土高原地區的土壤退化研究相對較少，故本文以黃土高原地區陜西淳化縣的侵蝕性黃?土為對象，通過野外人工模擬降雨試驗和室內分析相結合的方法，探討了侵蝕性黃?土的退化機理，提出了恢復和重建黃?土土地生產力的途徑和方法，以期服務于西部大開發和退耕還林（草）的生態環境建設。The mechanism about seed actual reproduction and artificial restoration under disturbance was investigated by using systematic sampling in the typical area of reaumuria soongorica population at mid - young age in desert grassland region, according to two similar habitate involved five different disturbance characteristics
摘要2003年7 10月，選擇黃土丘陵區荒漠草原地帶兩個相似生境、 5個不同干擾特徵的中幼齡紅砂種群更新恢復類型區為研究物件，採用系統取樣法或樣行法，開展了干擾條件下的紅砂種群種子更新與恢復機理的初步研究。Our herbal base lies in the southeast of gansu, where is the natural joint of many highlands and mountains. special geographical features, fertile soil and moist weather make super quality natural herbs abound, such ax artificially planted radix angelicae sinensis, rhiozma gastrodiae, radix glycyrrhizae, radix scutellariae, herba ephedrae, rhizoma polygonati, gerba epimedii, semen armeniacae amarum
藥材基地地處甘肅東南部，位於青藏高原、黃土高原橫斷山脈和秦嶺的交匯地，地理位置特殊，氣候高寒陰濕，這里土地肥沃，氣候濕潤，盛產各種優質中藥材，家種藥材以當歸、白條黨參、紅芪、黃芪等為主，野生藥材主要品種有柴胡、赤芍、防風、天麻、甘草、淫羊藿、黃苓、麻黃、黃精、杏仁、鹿銜草等，俗有「藥鄉」之美稱。The community productivity, structure and succession are significantly influenced by global climate changes. this study focused on soil respiration rate of stipa baicalensis grassland by using dynamic infrared gas absorbed method. we analyzed diurnal pattern of soil respiration rate and the influences of surface soil temperature and water content for this parameter, then compared the differences between day and night soil respiration rates, and explored the correlations between aboveground and underground biomass with the soil respiration
溫帶的半乾旱、半濕潤區草甸草原屬于過渡氣候影響下形成的植被類型，對環境氣候條件變化十分敏感，為了揭示半乾旱、半濕潤區草甸草原生態系統土壤碳素釋放規律及其對主要環境因子的響應，本研究採用動態室紅外氣體吸收法測定松嫩草甸草原典型群落? ?貝加爾針茅群落土壤呼吸速率，分析了土壤呼吸速率日變化規律及表層土壤溫度和含水量對土壤呼吸速率日變化的影響，比較了土壤呼吸速率的晝夜差異，探討了地上生物量和地下生物量與土壤呼吸速率之間的相關關系。It absolutely feels substantially different. " having already announced that he intends to miss the clay - court season, agassi goes to next week ' s nasdaq 100 in miami knowing it will be his last event before the grass - court season begins in june
由於傷病等原因，阿加西宣布下周在美國邁阿密舉行的納斯達克100網球賽將是他今年參加的最後一項紅土場地的比賽，之後他要全力備戰6月開始的草地球場比賽。Red brown step soils
紅棕色草原土分享友人