soil enzyme

Description of long-term continuous cropping decreased the soil enzyme activity.

长期轮作处理下的土壤酶活性均高于连作，说明长期连作降低了土壤酶活性。

Soil enzyme activity was higher in surface soil layer and lower in bottom soil layer.

土壤酶活性表现出表层高，底层低。

Effect of Farmland Abandonment on Soil Enzyme Activities in Loess Hilly Region

黄土丘陵区撂荒对土壤酶活性的影响

To search the correlation between soil enzyme activities and soil fertility under fertilization conditions, the indexes of soil enzyme, soil chemical property and soil microbes in 3-years Azadirachta indica plantation were detected and analyzed in Yunnan Yuanmou Desert Ecosystem Located Research Station of State Forestry Administration.

为探讨施肥条件下土壤酶活性及其与土壤肥力的关系，对国家林业局云南元谋荒漠生态系统定位研究站3年生印楝林的土壤酶、土壤化学性质和微生物因子进行了测定和分析。

There is close correlation between soil microorganisms and soil enzyme activities, soil nutrients.

土壤微生物数量和土壤酶活性与土壤养分密切相关.

The Effect of Applying Surplus Phosphorus on the Soil Nutrient Enzyme Activity and Crop Growth of Nonirrigated Farmland

大量施磷对旱地土壤养分、酶活性及作物生长的影响

The soil enzyme activities have different response to the addition of nitrogen and water.

贝加尔针茅草原土壤酶活性对氮素和水分添加的响应不同。

Studying the effects of anthropic activity on forest soil enzyme system.

人类活动对森林土壤酶系统的影响。

Experiments of double-enzyme degradation, microorganism eroding and soil bury indicate that film of methyl corn starch/ PVA blends film is a kind of biodegradable material.

通过双酶降解试验、微生物侵蚀试验以及土壤实际掩埋试验，表明甲基玉米淀粉／PVA薄膜为可生物降解材料。

Soil Enzyme Activity and Distribution Characteristics of Nutrient and Mutual Relative Analysis in Illicium verum Forest

八角林地土壤酶活性和养分的分布特点及其相关分析

Based on the effects of HA compound fertilizer on the quality and physiological mechanism of rape under the soil culture condition, the conversion of soil nutrient and activities of soil enzyme were studied in this paper.

在土培试验研究腐植酸复合肥对油菜品质和生理指标影响的同时，对土壤养分和土壤酶活性的变化进行了研究。

Soil Enzyme Activities of the Typical Degraded Mountainous Ecosystem in the upper Reach of the Lancang River

澜沧江上游典型退化山地土壤酶活性研究

The seasonal changes of surface soil ( 0~ 10cm) enzyme activities under two control showed that the soil enzyme activities were higher in spring and autumn, lower in winter and summer. 5.

从土壤酶活性的季节变化来看，表层土壤（0～10cm）土壤酶活性均表现出冬夏两季较低而春秋两季较高。

Effects of sesame cake fertilizer on soil enzyme activities and microbial C and N at rhizosphere of tobacco

施用芝麻饼肥对植烟根际土壤酶活性和微生物碳、氮的影响

Therefore microorganism quantity and enzyme activity of soil alsoused as an evaluation index of soil fertility.

土壤微生物数量、酶活性与土壤养分含量之间存在相关关系,可以作为评价土壤肥力的指标.

Litter can enhance the contents of organic matter, N, P and K as well as water content of soil, reduce soil temperature, enrich the species and promote the activities of soil enzyme, and increase the diversity of soil invertebrate.

凋落物可以增加有机质、N、P、K的含量及土壤的含水量，降低土壤温度，增加土壤酶的种类，提高土壤酶的活力及土壤无脊椎动物的多样性；

Soil enzyme including phosphatase, urease, proteinase, catalase were analysed.

土壤酶主要测定了磷酸酶 、 酶 、 白酶 、 氧化氢酶活性的变化.

Effects of Heavy Metals Pollution on the Seedling Growth and Plant-soil Enzyme System of Trifolium Repens in Copper Tail Mining Wasteland

铜尾矿废弃地重金属污染对三叶草幼苗生长和植物&土壤酶系统影响的研究

Advance on Response of Soil Enzyme Activity to Ecological Environment

土壤酶活性对生态环境的响应研究进展

Grass and crop rotation could increase the quantity of soil microorganism, intensify its activation, improve soil enzyme activity, enhance biological activity of soil and establish better soil environment condition.

草田轮作可以增加土壤微生物的数量，增强微生物的总体活性，也可以增加土壤的酶活性，进而提高土壤的生物活性，改善土壤的环境条件。

Influence of Single and Combined Pollution of DOP and Pb on Soil Enzyme Activities

DOP与Pb单一及复合污染对土壤酶活性的影响

The DBH with soil urea enzyme 、 MB-C 、 SOC and PH all had significant correlation.

林木胸径生长与土壤脲酶、微生物量C、 有机C和PH呈极显著相关,土壤蛋白酶、过氧化氢酶和蔗糖酶与土壤PH值呈显著或极显著相关.

Study on Soil Enzyme Activity and Fertility Characteristics of Coastal Protection Forest in Shanghai

上海市沿海防护林土壤酶活性及肥力特征研究

Effect of winter sown Chinese vetch on soil enzyme activity in calcarious dirt soil is studied.

研究在石灰性烂田中冬种紫云英对土壤酶活性的效应。

Effect of triazine on soil enzyme activity

均三氮苯类除草剂对土壤酶活性的影响

Effect of the mixed stands of black locust with other tree species on soil chemical property and soil enzyme activity

不同树种的刺槐混交林对土壤化学性质及土壤酶活性影响的研究

Most significant effect on soil enzyme activities was observed in 0-5 cm soil layer. Compared with buffer and background zones, the cellulase activity in active zone was reduced by 92.8% and 80.0%, respectively.

对土壤酶活性的影响在0~5cm土层最为显著，其中纤维素酶活性在活动区分别比缓冲区和背景区降低了92.8%和80.0%；

Effects of Long-Term Continuous Cropping System of Cotton on Soil Physical-Chemical Properties and Activities of Soil Enzyme in Oasis in Xinjiang

新疆绿洲棉花长期连作对土壤理化性状与土壤酶活性的影响

A Study on the Poplar Increment with Different Cultivation Models and the Soil Microbiota and Enzyme Activity

杨树不同栽培模式生长量、土壤微生物及酶活性的研究