农业土壤的

The influence of elevated CO2 and temperature on biomass production of continuosly defoliated white clover.

中国农业气象，1994，15(3)：44—486 杜宝华，洪佳华，司君智等。农田土壤CO2释放量的测定。

The main limitation element that climate drought and edaphic barren are development of production of Shanxi province agriculture all the time.

气候干旱和土壤瘠薄一直是山西省农业生产发展的主要限制因素。

Based on a long -term located field e xperiment,risk of different fertilization models in rice field on water environment pollution in a sloped red soil was ass essed by using ceramic tubiformsoil solution collectors.

利用长期施肥模式定位试验，采用陶土管土壤溶液采集装置，研究了南方红壤丘陵区稻田不同施肥模式对农业水环境的影响。

Interactions between fertilizer addition, plants and the soil environment: Implications for soil faunal structure and diversity.

随着研究的深入发展，土壤动物群落生态学研究将不断与农业生态、环境生态、城市生态和恢复生态等应用生态学领域结合。

Interactions between fertilizer addition, plants and the soil environment: Implications for soil faunal structure and diversity.

随著研究的深入发展，土壤动物群落生态学研究将不断与农业生态、环境生态、城市生态和恢复生态等应用生态学领域结合。

Each year geoponic consume a high percentage of the world's energy in China.

我国是一个农业大国，每年耕地面积超过1.6×10~9hm~2，土壤耕作消耗大量的能源。

In TDARES experimental soils, except SBM and PC treatments, the concentrations of total N and total hydrolyzable N of other organic fertilizer treatments are higher than those of Chem treatment.

桃园区农业改良场之土壤，除大豆粕及鸡粪堆肥处理外，施用其他有机肥料处理的总氮及可水解全氮浓度均显著高於化学肥料处理者。

Jaffé r T%Reeves R D%Becquer T The Ecology of Ultralmafic and Metalliferous Areas ORSTOM,New Caledonia , 1997,null

欧阳喜辉%崔晶%佟庆长期施用污泥对农田土壤和农作物影响的研究农业环境保护， 1994，6

Peanut or rice wereplanted in the large-scale weighing Lysimeter,pit plots,and standard runoff plots,wherehigh,moderate,and low soil moisture levels were designed as 3 treatments,assemblingwith some instruments such as time domain reflectometry,portable photosynthesis system,dew point microvoltmeter,and porometer.

季节性干旱缺水严重制约着我国红壤区农业的持续发展。1999～2000年在中国科学院红壤生态实验站，利用大型称重式蒸渗仪、测坑小区和径流小区，配合时域反射仪、光合蒸腾仪、水势仪及动态气孔阻力计等仪器，设计高、中、低3种土壤水分处理，进行了花生和早晚稻试验。

Soil water repellency is disadvantageous to agriculture production and sustainable development of environment, and arises some problems in land use.

土壤斥水性不利于农业生产和环境的可持续性发展，引起了很多土地利用问题。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。