生物量碳

有机肥施用后，微生物生物量碳、水溶性有机碳都迅速上升并达到最大值，随着时间的推移都有所下降；

The results showed that SMBC and DOC increased quickly to the highest value after application of organic fertilizers at the beginning of the experiment , and then decreased gradually with time .

微生物生物量碳、可溶性有机碳、粗砂粒有机碳、粘粒有机碳与碳投入之间正相关，随着碳投入的增加，这些指标也会相应的增加。

Besides , there is a positive correlation relationship between SMBC , DOC , coarse sand SOC , clay SOC and system carbon input . With the increasing of carbon input , these indexes will increase .

CO2倍增对植物生长和土壤微生物生物量碳、氮的影响

Influence of Doubled CO 2 on plant growth and soil microbial biomass C and n

不同模式土壤微生物生物量碳含量与有机碳含量之间存在显著相关（P0.01）。

Microbial biomass carbon was significantly related to organic carbon content ( P 0.01 ) . 4 .

有效Zn、Pb与微生物生物量碳、纤维素分解作用呈显著负相关，与土壤基础呼吸呈显著正相关。

Available Zn , Pb and microbial biomass carbon , cellulose decomposition was negatively correlated with soil respiration based on a significant positive correlation . 5 .

方差分析表明，季节对三个模式土壤微生物生物量碳都有极显著影响（P0.01）。

Analysis of variance showed that growth season had significant effects on microbial biomass C in the three patterns ( P 0.01 ) .

而土壤有机质、HA、微生物总数、微生物生物量碳、脲酶和酸性磷酸酶活性是评价红粘土红壤生物学肥力演化最重要的指标。

The changes of soil organic matter , humic acid , total amount of microbe , microbial biomass C , activity of urease and phosphatase reflected mainly the evolution of soil biological fertility .

随着PCP初始添加浓度的增大微生物生物量碳降低程度更大，但根际缓解了这种降低。

Wth the increase of PCP concentration , the microbial biomass carbon decreased deeply and rhizosphere mitigate the detrimental effects of PCP on siol microbial biomass carbon .

同浓度的Pyrene污染，黑麦草和萝卜根际以及非根际对照土壤呼吸强度、微生物生物量碳都较没有污染时有所增强，而且在植物根际增加更大。

But at the same concentration Pyrene pollution level , the soil respiration rate and microbial biomass carbon of no-planted soil and rhizosphere of ryegrass and radish were increased .

引起微生物生物量碳显著减少的Cd、Pb和Zn（均为氯化物）临界土壤含量水平分别为30、450和200mg/kg。

The critical levels of Cd , Pb , and Zn causing significant inhibition of microbial biomass carbon were 30,450 , and 200mg / kg soil , respectively , when the metals were applied in the forms of chloride salts .

本文研究了滴灌、传统灌溉及不灌溉（CK）处理对燕麦不同生育时期的耗水量、土壤含水率、土壤酶活性、土壤微生物生物量碳、氮含量、燕麦光合特性及产量的影响。

The impacts of varied irrigation methods on the water consumption , soil water content , soil enzyme activities , the carbon and nitrogen contents of the soil microbial biomass , photosynthetic characteristic and the yield of oats at different developmental stages were studied .

研究结果表明，在试验进行90d后，种植紫花苜蓿接种根瘤菌的处理土壤酶活性、微生物生物量碳、多环芳烃降解菌数量显著高于其他处理。

The result showed that soil enzyme activities , microbial biomass carbon , PAHs degration bacteria counts in the alfalfa rhizobium combined-remediation treatment were significantly higher than those of other treatments after 90 days .

实验结束时（95d），50mg/kg高浓度组黑土微生物生物量碳、氮含量比对照组低，而微生物生物量磷比对照组高。

In the end of the experiment ( 95d ), microbial biomass carbon and nitrogen of black soil treated with high concentration atrazine of50mg / kg were lower than the control group , whereas the microbial biomass phosphorus were higher than the control group .

在高浓度铅污染土壤中，微生物生理生态参数发生明显变化，微生物生物量碳/土壤有机质碳（Cmic/Corg）逐渐下降，代谢熵（qCO2）明显上升，表明土壤微生物群落处于胁迫状态。

Two ecophysiological parameters , the microbial biomass carbon / organic carbon ( C_ mic / C_ org ) ratio was decreased and a consequence the metabolic quotient ( q_ CO_ 2 ) was increased with elevating Pb concentrations , indicating a stressful condition for soil microflora .

施肥对黑土土壤微生物生物量碳的作用研究

Effect of fertilization on soil microbial biologic carbon in black soil

土壤微生物生物量碳的表观周转时间测定方法

Measuring the gross turnover time of soil microbial biomass C under incubation

干旱胁迫对土壤微生物生物量碳含量有显著负面影响。

Drought had an negative effect on soil MBC .

不同农田生态系统土壤微生物生物量碳的变化研究

Change of soil microbial biomass carbon in different agroecosystems

不同二氧化碳浓度对玉米秸秆分解期间土壤微生物生物量碳的影响

Effect of Carbon Dioxide Concentration to Soil Microbial Biomass Carbon during Corn Stalk Decomposition

一般情况下，土壤酶活性高的土壤中，土壤微生物生物量碳、氮含量也高。

The activity of soil enzymes are positively correlated with soil microbial biomass carbon and nitrogen .

两种热带雨林土壤微生物生物量碳季节动态及其影响因素

Seasonal fluctuation of soil microbial biomass carbon and its influence factors in two types of tropical rainforests

不同耕作方式之间微生物生物量碳氮随耕作深度而减少。

Soil microbial biomass carbon and nitrogen decreased with tilth depth under the four types tillage . 5 .

一种测定淹水土壤中微生物生物量碳的方法：液氯熏蒸浸提&水浴法

A method for measuring microbial biomass C in waterlogged soil : chloroform fumigation extraction & water bath method

设施土壤中微生物数量及其生物量碳的变化研究

Study on the Changes of the Amount of Microorganism and Microbial Biomass Carbon in Soil of Greenhouse Cropping

草本层与灌木层去除后土壤微生物生物量碳、氮含量均小于对照。

The average content microbial biomass carbon and nitrogen in shrub removal were less than herb removal treatment .

新垦淡灰钙土微生物生物量碳、氮、磷及玉米产量的研究

Studies on soil microbial biomass C , N , P and maize yield in newly cultivated light sierozem

套作使作物根际土壤微生物生物量碳、氮含量也高于单作。

Microbial biomass carbon and nitrogen content of rhizosphere soil of relay-intercropped crop was more than monoculture crop .

茶树根层土壤微生物生物量碳随树龄增长而增加，但与茶树根层土壤可培养微生物总量无显著相关。

Soil microbial biomass carbon in the tea plant root layer increased significantly with the age of tea plants .

镉铅锌污染对红壤中微生物生物量碳氮磷的影响

Effect of cadmium , lead and zinc on microbial biomass carbon , nitrogen , and phosphorus in red soil

有机肥处理一周后，微生物生物量碳、水溶性有机碳、溶解性酚等都达到最高值。

All of these soil organic fractions reached the highest value at seven day after addition of organic manures .