A process and device for extracting soil samples, wherein a core sample is extracted from the ground which is to be analyzed and part of the soil is removed from the core for subsequent analysis or other after-treatment. The core sample is removed from the ground and enclosed in an en...
aRealize physicist-chemical analysis to the soil, taking a sample of the firsts 20 cm of depth, to determine the type of soil and its fertility. 体会物理学家化学制品分析对土壤,采取第一20深度cm的样品,确定土壤和它的生育力的种类。[translate]...
aRealize physicist-chemical analysis to the soil, taking a simple of the firsts 20 cm of depth, to determine the type of soil and its fertility. 体会物理学家化学制品分析对土壤,采取简单第一20深度cm,确定土壤和它的生育力的种类。 [translate] ...
Method and an apparatus for taking soil samples A method of taking soil samples consisting of the steps of; cutting at least one slit trench along a path transverse to bands of fertilizer in the soil; an... J Ashworth - US 被引量: 2发表: 1990年 ON THE METHOD OF TAKING SAMPLE FOR TH...
Perseverance will collect Martian soil samples, awaiting another spacecraft that could leave Earth as early as 2026, collect the samples and fly them home for analysis. Finding life on Mars would be a highly significant discovery. The bragging (吹嘘) rights that go with being first to make ...
screen out, sieve, sort, screen - examine in order to test suitability; "screen these samples"; "screen the job applicants" vote in - elect in a voting process; "They voted in Clinton" elect - select by a vote for an office or membership; "We elected him chairman of the board" ...
screen out, sieve, sort, screen - examine in order to test suitability; "screen these samples"; "screen the job applicants" vote in - elect in a voting process; "They voted in Clinton" elect - select by a vote for an office or membership; "We elected him chairman of the board" ...
Taking the conditioned soil microelements in the spiral tube as the research object, the pressure field distribution and pressure gradient theoretical calculation model of the shield screw machine were established based on the stress analysis and the mechanical equilibrium conditions at steady state and ...
The invention relates to a device for taking soil samples, according to the generic clause of claim 1. Overfertilizing of the soil of areas in agricultural use and the associated pollution of waters has increasingly been a subject of public concern recently. Agricultural operations are increasingly...
Previousroveranalysesinsimilarlocationshavediscoveredchemicalsthatformonlyinwater,provingthatMarswasonceextremelywet.Nowthemissionistolookforfossilizedorganismsorsignsofmicrobiallife.PerseverancewillcollectMartiansoilsamples,awaitinganotherspacecraftthatcouldleaveEarthasearlyas2026,collectthesamplesandflythemhomeforanalysis....