144 results on '"Truog, E."'
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2. ``Soil Acidity and Methods for Its Detection''
3. A New Theory regarding the Feeding Power of Plants
4. A New Method for the Determination of Soil Acidity
5. Sewage Effluent Disposal through Crop Irrigation [with Discussion]
6. CHAPTER REPORTS (Continued from September number)
7. Bodenuntersuchung
8. Phosphor und Schwefel in Pflanzen
9. Maßanalyse
10. Mangan
11. Bodenuntersuchung
12. Eisen und Stahl
13. Untersuchung von Trinkwasser und Seewasser
14. Zur Bestimmung der Karbonate im Boden, sowie zur Ermittelung der Bodenazidität
15. SOIL CONSTITUENTS WHICH INHIBIT THE ACTION OF PLANT TOXINS
16. Effect of Lime and Fertility Levels on the Chemical Composition and Winter Survival of Alfalfa1
17. Relation of Sodium Uptake to That of Potassium by the Sugar Beet1
18. Crop Response to Deep Tillage with Lime and Fertilizer
19. THE ASPERGILLUS NIGER METHOD OF MEASURING AVAILABLE POTASSIUM IN SOIL
20. THE CUNNINGHAMELLA PLAQUE METHOD OF MEASURING AVAILABLE PHOSPHORUS IN SOIL
21. ELIMINATION OF CALCIUM INTERFERENCE IN PHOTOMETRIC DETERMINATION OF SODIUM IN SOILS AND PLANTS
22. The Influence of Fertilizers in Protecting Corn against Freezing1
23. Three Years Results with an Intensively Managed Pasture1
24. Boron Deficiencies as Revealed by Plant and Soil Tests1
25. Lime Requirement Determination of Soils
26. Further Work with the Cunninghamella Plaque Method of Measuring Available Phosphorus in Soil1
27. A Rapid Chemical Method for Determining the Readily Available Potash of Soils1
28. THE RELATION BETWEEN THE CALCIUM AND THE NITROGEN CONTENT OF PLANTS AND THE FUNCTION OF CALCIUM
29. A Method for Removing and Determining the Free Iron Oxide in Soil Colloids1
30. Determining the Phosphorus Needs of Soils1
31. Sudan Grass Management for Control of Cyanide Poisoning1
32. GENERAL EXHIBITS
33. RESPONSE OF NINE ECONOMIC PLANTS TO FERTILIZATION WITH SODIUM
34. Boron Determination in Soils and Plants
35. Report of the Committee on Soil Acidity
36. Rapid Photometric Determination of Exchangeable Potassium and Sodium
37. Further Improvements in the Mineralogical Subdivision of Fine Clay by Means of Heavy Liquid Specific Gravity Separations
38. The Earth's Face and Human Destiny
39. Fertilizer Application Rationalized
40. Boron Movement in Soils
41. Phosphates and Superphosphates
42. A NEW APPARATUS FOR THE DETERMINATION OF SOIL CARBONATES AND NEW METHODS FOR THE DETERMINATION OF SOIL ACIDITY
43. Base Exchange Capacity Determination as Influenced by Nature of Cation Employed and Formation of Basic Exchange Salts
44. Response of Sweet Corn to Fertilization with Copper and Zinc
45. Irrigated Soils—Their Fertility and Management
46. Activated sludge--Milorganite
47. Procedure for Special Type of Mechanical and Mineralogical Soil Analysis
48. Citrocraft
49. Determination of Manganese and Magnesium in Soils and Silicate Rocks
50. The Electrometric Determination of the PH of Soils with Proper Regard for the Quantity of Soluble Salts Present
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