Methods of soil investigations for agricultural engineering; field tests, determination of field capacity
€24.39
Methods of soil investigations for agricultural engineering; field tests, determination of infiltration rate by use of double rings
Methods of soil investigations for agricultural engineering; field tests, determination of the hydraulic conductivity by auger hole method
Methods of soil investigations for agricultural engineering; field tests, designation of soil consistence
Methods of soil investigations for agricultural engineering; field tests, determination of degree of decomposition of peat
Methods of soil investigations for agricultural engineering; field tests, determination of carbonates, sulfides, pH-value and divalent iron ions
Drain pipes of clay; dimensions, general quality requirements and test methods
Specification for clayware field drain pipes
€165.00
Methods of research in agricultural hydraulics; ascertainment of the soil profils and observation of the groundwater
Methods of research in agricultural hydraulics; taking soil samples
Water scoops; principles and directives for projecting
€122.34
Drain pipes - dimensions, quality specifications, test method
€269.00
Drainage works - Technical regulations for land improvement
