Its impact on the latest from the glacier, soil age short.
它脱离冰川影响最晚,成土年龄短。
SummaryResults available showed that soil age did no significant effect on the distribution of the forms of soil organic nitrogen.
现有的材料说明,土壤年龄对土壤的氮素形态分布没有明显的影响。
Soil age and the distribution of buried ancient paddy at Chuodun site in Yangtze River Delta were determined using 14C dating and other archeological methods.
方法以绰墩遗址埋藏的古稻田土壤为研究对象,根据14C和考古学方法确定了土壤成土年龄和分布;
Soft parts, including skin, hair, and viscera of ice age mammoths, have been preserved in frozen soil or in the oozing tar of oil seeps.
冰河时代猛犸象的柔软部位,包括皮肤、毛发和内脏,被保存在冻土或石油渗出的焦油中。
The soil contains evidence of the influence of man since the Stone age, bose explains, and this age has already been treated as an independent geological era for a long time.
土壤中含有着石器时代的人影响的证据,波瑟解释说,这一个时期作为一个独立的地质时代来说已经有很长一段时间了。
This means that all the grapes came from the same type of soil from vines that are the same age, so the flavor characteristics will be the same throughout all the grapes.
这就说明所有的葡萄都出自同一种类型的土壤,而且葡萄的生长时间也都几乎相同。因此,所有葡萄的口感特征都是一样的。
This paper deals with three factors, i. e. topographic unit, stratigraphic age, and strata association as the most important elements for controlling the soil engineering geological conditions.
本文以地貌单元、地层时代和地层组合作为控制土体工程地质条件的基本要素,并从八个方面实例论证了这三大要素对各类土体工程地质条件的宏观控制作用。
It's found that the major factors affecting the forest growth are temperature, stand age, precipitation and soil depth.
发现影响林分生长的主要因子是温度、降水量和土壤厚度。
These were tree age, stand density, resin tapping, rainfall, temperature, clay soil, stone soil, soil depth, water logging, and other diseases and insect pests.
它们是树龄、林分密度、割脂、降雨量、温度、粘性土、石砾土、土层瘠薄、积水、病虫危害。
The sites distribution of the late Neolithic age illustrates that, the ancients had able to distinguish the soil quality and to use environment condition to improve the soil.
新石器晚期,古人已能分辨土壤的优劣并很可能会利用环境条件改善土壤的不良特性;
There is no obvious difference of the culm yield between culm cutting age of 4~5 and 6~7 years old in the bamboo stands, which are intensively cultivated by soil digging and fertilization.
在垦复、施肥等集约培育的纸浆毛竹林中,实施砍伐4、5年生竹(竹龄均为周年),竹材产量与砍伐6、7年生竹的一般材用竹林相若,差异不显著。
The reasonable design age was put forward based on the intensity phase of lime-flyash soil.
依据二灰土强度增长的阶段性,提出了合理的设计龄期。
The soil and vegetable Hg had close relations with atmosphere Hg, and the automobile exhaust Hg contamination degree of the highway profiles increased with increasing road age and vehicle flow.
大气汞含量与蔬菜和土壤的汞污染具有明显的相关性。公路系统汽车尾气汞污染强度随公路路龄、车流量增大而增强。
It showed that:(1) soil fertility quality of the middle age hippopHae rhamnoides was highest, the overriping was the second and, the sapling was the lowest;
结果表明:(1)沙棘林中中龄林土壤肥力质量最高,过熟林较低,幼林最低;
Soil Cmic, Nmic and Pmic are significantly related with vegetation type and rehabilitation age.
土壤微生物量碳、氮、磷与植被类型和植被恢复年限关系密切。
As to same tea age, the population of azotobacter became smaller with the soil fertility decrease.
相同茶龄的土壤中固氮菌的数量随土壤肥力的降低而减少;
The results show that soil and water conservation forest gives its maximal benefit after definite age.
研究结果表明,水土保持林要达到一定的年龄才能发挥其最大的水保效益。
Soil microbial biomass carbon in the tea plant root layer increased significantly with the age of tea plants.
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。
The electrical resistivity of cemented soil increased with the increment of age and unconfined compression strength, whereas decreased with the increment of strain.
研究表明,水泥土电阻率随龄期和无侧限抗压强度的增大而增大,随着应变的增加而逐渐降低;
Soil organic carbon increased with stand age, while nitrogen decreased and then increased.
土壤有机碳含量随林龄的增长而逐渐增高,有机氮则先减后增。
Soil organic carbon increased with stand age, while nitrogen decreased and then increased.
土壤有机碳含量随林龄的增长而逐渐增高,有机氮则先减后增。
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