113. The importance of soil bulk density in soil testing: R. Ervi. Annls. Agric. fenn.9, 278–286 (1970). (Maatalouden Tutkimuskeskus, Tikkurila, Finland.)doi:10.1016/0022-4898(72)90052-3ELSEVIERJournal of Terramechanics
a• Safety lock: schmersal. • 保险锁: schmersal。[translate] aThe benefit of soil testing is the report you receive afterward that provides soil fertilizer and plant recommendations for your soil type 土壤测试的好处是您之后接受提供土壤肥料,并且对您的土壤的植物推荐键入的报告[translate]...
By applying different small-scale ploughing treatments, we studied the importance of the soil seed bank and associated aboveground vegetation for increasing the diversity of degraded species-poor grasslands that were formerly arable fields. We focused on the different functional groups of species present ...
(2018·全国II卷)When the government started a soil-testing program ___ gives specific fertilizer recommendations to farmers — and 2011, fertilizer use dropped by 7.7 million tons.相关知识点: 试题来源: 高中英语高考 2021届高考二轮精品专题四 定语从句 学生版 解析 [答案]that/which [解析]考查定语...
“Man is an integral part of nature”;“Dao follows the laws of nature”; and “All beings are equal”. China, as one of the first countries to sign and approve the Convention on Biological Diversity, has always attached...
There has been a marked change in the soil testing procedures used in the United States by state soil testing laboratories since the early 1950''s. In the Coastal Plain states of the south and east, the Double Acid extraction procedure is used for P, K, Ca, and Mg determinations. Bray ...
was used. The experiment demonstrated that soil-improving cropping techniques have an important impact on soil erosion, and as a result, on soil water conservation that is of primary importance, especially for the Mediterranean dry regions. The demonstration of the findings is of practical use to ...
In this Comment, we summarize China’s adoption of long-term care insurance and underscore its importance for social and economic wellbeing. We provide recommendations for a future of sustainable and healthy aging in China. Simiao Chen Linye Li Chen Wang Comment13 Dec 2023 Nature Aging The ...
The direct lifting of trace soil evidence using sticky tags also has the advantage that the context of the analysed soil sample can be clearly imaged prior to recovery. Any soil evidence can be observed in context with the surface it is to be removed from, and as such, sampling can be ...
To underline the importance of effort, valence is expected to have a positive impact on specific outcomes. It is believed that taking action will result in the expected instrumentality and that instrumentality will have a beneficial influence on an individual’s level of expectation. Expectancy can ...