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Filtering by: Alternative title ssim Research paper 50 Decade 1920-1929 Degree Field Soils

The relation of calcium ion requirement of alfalfa to the calcium content of the soil

Creator:

Larson, Harold William Emanuel

Resource Type:

Masters Thesis

Full Text:

paper and equipped with composition corks. These were autoclaved before culture solution was added
Studies of economic rates, forms, and combinations of use of sulfur as a fertilizer

Creator:

Haynes, Joseph D.

Resource Type:

Masters Thesis

Full Text:

plant food element. This paper reports experiments dealing with econ omic means or supplying
The removal of soluble salts from virgin "black alkali" soil

Creator:

Black, Walter Vernon

Resource Type:

Masters Thesis

Full Text:

solution of the total salts determined above with N/50 Hdl. Sulf.tes were determined on another aliquot
Some properties of soil colloids

Creator:

Tieh, Tim Min

Resource Type:

Masters Thesis

Full Text:

organic matter. Muck is more than 70 percent colloidal and close to 50 percent organic matter. The
Removal of plant nutrients in percolate from lysimeter tanks

Creator:

Higby, William Morgan

Resource Type:

Masters Thesis

Full Text:

percolate was collected so little loss Of material is reported. Lysimeters holding 50 kilograms of soil
Improvement in percolation of water thru soils having a high clay content and restricted drainage

Creator:

Young, Vilas Devald, 1898-

Resource Type:

Masters Thesis

Full Text:

- _iL Tj FR2OLTICi HS C rj 50 L 92 8 Le rid Mffnl 1z: un - F4 t11t1t-1ft rdd i.m
The crop producing power of limited quantities of essential plant nutrient

Creator:

Hartmann, Charles

Resource Type:

Masters Thesis

Full Text:

44. Deductions from magnesium experiment 50. Part 6. Potassium 50. Deductions from potassium