rhizosphere 中文意思是什麼

The rhizosphere microflora dynamics of bacteria, actinomyces, fungi and four bacterial physiological groups of kentucky bluegrass under different quality of illumination were studied by adopting selective culture medium to explain scientifically response regular of this grass to different illumination condition

摘要研究了草地早熟禾在不同光照條件下其根際與非根際細菌、真菌、放線菌以及氨化細菌、硝化細菌、好氣性纖維素分解菌、固氮菌生理類群的區系動態變化，擬從根際土壤微生物數量變化方面來闡述草地早熟禾對不同光照條件的響應規律。

The free-living bacteria occur in the soil rhizosphere.

自由生活的細菌在土壤根圈中生存。

The research results indicated that the ecological effect of rice rhizosphere microbes was not only affected by water regime and nitrogen fertilizer separately, but also affected by the mutual effect of the two factors, in general, n had a dramatic effect in the tillering stage, water regime produced little in the booting stage, during the rice riping stage, the rice was not only affected by water condition and n, but also affected by mutual influence

氮素因子一般在水稻生長的分蘗期就對水稻根際土壤微生物生態效應有顯著影響，到孕穗期，水分條件開始起作用，在成熟後期，水稻不僅受到水分條件和施氮的影響，同時還受到水分條件和施氮的交叉作用影響。

Effect of root system on metal fractionation in rhizosphere of contaminated soil

不同作物根際環境對土壤重金屬形態的影響

The effects of rhizosphere heating on flower yields and quality of soil less growing gerbera during winter

根際加溫對無土栽培非洲菊冬季產花的影響

It has been 40 years since dobereiner and ruschel isolated the nitrogen - fixing bacteria from the rhizosphere of sugarcance plants and demonstrated the potential of diazotrophs to associate with graminaceous plants. more recent evidence of significant biological nitrogen fixation in economical important graminous species, particularly sugar cane, rice and forage grasses, has induced tremendous interest in ni fixation by non - legumes

本研究分離、篩選得到一株固氮酶活性高且穩定，生長勢強的聯合固氮菌株，並對其分類地位、形態及生理特徵、對環境的適應性及其對植物的促生效果和作用機理作了系統研究，得結果如下。

The effects of oxygen supply in the rhizosphere on the eh ( oxidation reduction potential ) of soil and rice yield in planting troughs were studied, with the hybrid rice combination you 7954 as the material

摘要以雜交稻組合優7954為材料，研究根際供氧對稻田土壤的氧化還原電位及水稻產量和物質生產的影響。

Rhizosphere remediation and its mechanism of benzo a pyrene - contaminated soil by growing ryegrass

芘污染土壤的根際修復及其酶學機理研究

The element of feedback in rhizosphere process systems is probably considerable.

在根際作用體系中，反饋的養分元素，也許是相當重要的。

Research advances in root exudates and rhizosphere microorganisms of forest trees

林木根系分泌物與根際微生物研究進展

Analysis on the interaction between root exudates and rhizosphere microbes

淺析植物根分泌物與根際微生物的相互作用關系

Effect of plant species on degradation of butachlor in rhizosphere soils collected from agricultural field

作物種類對根際土壤中丁草胺降解的影響

Yield - improving effect of rhizosphere associate nitrogen - fixing bacteria on maize wheat and sweet potato

根際聯合固氮菌對玉米小麥及紅薯的增產效應

Rhizosphere soil nutrient and enzyme activity in mixed forest of casurina equisetifolia and pinus elliotti

木麻黃濕地松混交林的根際土壤養分和酶活性研究

Phosphorus absorbed and immobilized in rhizosphere was less than that of in root zone and unroot zone. 2. the isothermal adsorption curve of each can be partition into two parts. phosphorus adsorption amount and phosphorus consistency slope in equilibrium solution are relatively higher than the slope of phosphorus adsorption amount and phosphorus consistency when fertilizer amount added increasing continuously

土壤的等溫吸附曲線可分成兩個部分：當土壤平衡溶液濃度很低時，磷的吸附量與（ x ）磷的平衡溶液濃度（ c ）的曲線斜率較大；當施肥量不斷增加后，土壤平衡溶液濃度也會隨之不斷增加，曲線斜率變小。

Associative nitrogen - fixing bacteria in the rhizosphere of avena sativa in an alpine region isolation and identification

蘭州地區鹽堿地小麥根際聯合固氮菌分離及部分特性研究

Results demonstrated that increases in biomasses of butachlor - degrader in crops rhizosphere soils were the principal cause of facilitations of butachlor degradation, and biomasses of butachlor - degrader varied markedly among various crops rhizosphere soils and resulted in the difference in facilitations of butachlor degradation among various crops

根際土壤中了草胺降解菌塵物量的提高是丁浙江人學幀卜學位論義4草胺加速降解的主要原回，不同作物恨際上壤中丁草胺降解菌生物量的差異導致對丁草胺降解促進程度不同。

Exchangeable aluminium, humic acid component content in rhizosphere soil and non - rhizosphere soil, activity acidity, organic matter content, humus component content, total amount of fifteen types of amino acid, the content of various forms of phosphorus, the amount of three main types of microbes, enzyme activity, and bulk density in non - rhizosphere soil increased

根際和非根際土壤交換性鋁含量、胡敏酸組分，非根際土壤活性酸、有機質含量、腐殖質組成、 15種氨基酸總量、各磷形態含量、三大土壤微生物數量、酶的活性和土壤容重增加。

Mongolica young stand, secondary natural forest, and the mixed forest of larix olgensis and fraxinus mandshurica rupr. countermeasures for controlling soil degradation were also recommended. the study got following results : ( 1 ) from young stand to mid - age of larix olgensis, with the closure of canopy and the decrease of undergrowth vegetation cover, soil acidity, enzyme activity, total inorganic phosphorus, available k, soil moisture and total porosity decreased significantly ; while soil organic matter content, humus component content, the amount of three main types of microbes, acid phosphatase activity, and bulk density in rhizosphere soil and non - rhizosphere soil increased with the increase of the amount of forest floor litter ; from mid - age stand to near mature stand, with the decrease of stand density and crown cover as well as the restoration of undergrowth vegetation after preliminary thinning, soil organic matter content, fulvic acid, exchangeable acidity, exchangeable aluminium, neutral phosphatase activity, total amount of inorganic phosphorus, the amount of actinomycetes, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil apparently increased ; from near matu re stand to mature stand, soil activity acidity, organic matter content, humus component content, available phosphorus, total amount of amino acid, available k, soil enzyme activity, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil decreased, but total phosphorus, soil acidity ( in particular, exchangeable aluminium ), and bulk density increased

結果表明： （ 1 ）從落葉松幼齡林到中齡林，隨著林冠的郁閉和林下植被蓋度的急劇下降，林地土壤酸度、土壤酶活性、無機磷總量、速效鉀、土壤水分含量、總孔隙度呈明顯下降趨勢，而根際和非根際土壤有機質含量、腐殖質各組分含量、三大類微生物數量、酸性磷酸酶活性和土壤容重隨著凋落物的增加呈明顯上升趨勢；從中齡林到近熟林，由於撫育間伐，林分密度及郁閉度下降，林下植被蓋度逐步得到恢復，根際與非根際土壤有機質含量、富里酸、交換性酸、交換性鋁、中性磷酸酶、無機磷總量、放線菌數量、土壤水分含量、總孔隙度呈明顯的上升趨勢；從近熟林到成熟林，隨著林齡的增大，根際與非根際土壤活性酸、有機質含量、腐殖質各組分含量、有效磷含量、氨基酸總量、速效鉀、土壤酶的活性、土壤水分含量和總孔隙度呈下降趨勢，而根際與非根際土壤全磷含量、土壤酸度（特別是交換性鋁）和容重呈增加趨勢。

The results showed that quantity of bacterium and four bacterial physiology groups was positively correlated with quality of illumination ; their quantity showed a reduced tendency with the reducing of the illumination condition, but quantity of fungi was negatively correlated, it was increased gradually with the reducing of the illumination condition ; rhizosphere soil of kentucky bluegrass turned into fungi type from bacterium type ; the rhizosphere effect of various bacterial physiological group of kentucky bluegrass is obvious under different quality of illumination

結果表明，草地早熟禾根際細菌及四類細菌生理群數量與光照條件呈正相關，隨著光照條件的減弱，其數量呈降低趨勢；根際放線菌數量隨光照的減弱呈先下降後上升的趨勢；而真菌數量與光照條件呈負相關，隨著光照條件的減弱，根際真菌的數量逐漸增加；草地早熟禾根際土壤由「細菌型」向「真菌型」轉化；不同光照條件下，根際各微生物類群都表現出明顯的根際效應。