Vol. 4, Issue 1, 1950January 01, 1950 PDT
ccby-nc-nd-4.0
Nutrient deficiencies in soils: Nitrogen and phosphorus found to be deficient in samples of soils representing many parts of the state
Nutrient deficiencies in soils: Nitrogen and phosphorus found to be deficient in samples of soils representing many parts of the state
H Jenny, J Vlamis, W Martin,
Jenny, H, J Vlamis, and W Martin. 1950. “Nutrient Deficiencies in Soils: Nitrogen and Phosphorus Found to Be Deficient in Samples of Soils Representing Many Parts of the State.” California Agriculture 4 (1): 7–16.