Soil Chemical Analysis

By M. Jackson. 2014

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Impact of addition of biochar along with Bacillus sp. on growth and yield of French beans (2013, methodology): “Total phosphorus content of samples was estimated by Jackson (1967) method.”
Physiological and biochemical studies on drought tolerance of wheat plants by application of amino acids and yeast extract (2014, methodology): “…experimental site were randomly collected from depths of 0 to 30 cm and 30 to 60 cm using an auger before sowing to analyze for the determination of some physical and chemical properties of the soil according to Jackson (1973), Chapman and Pratt (1978) and Klute (1986) as shown in Tables 1a and 1b.”
Arbuscular mycorrhizal fungi enhances salinity tolerance of Panicum turgidum Forssk by altering photosynthetic and antioxidant pathways (2015, methodology): “5 g) was ground in a prechilled mortar with 5 mL of 0.1% (w/v) trichloroacetic acid (TCA). This homogenate was then centrifuged at 12,000 x g for 15 min. To the supernatant (0.5 mL) 0.5 mL of potassium phosphate buffer (pH 7.0) and 1 mL of KI was added. The mixture was vortexed and the OD of suspens”
Technology for improving essential oil yield of Ocimum basilicum L. (sweet basil) by application of bioinoculant colonized seeds under organic field conditions (2013, neutral): “Nutrient concentration (NPK) in dried root and shoot was determined by Jackson (1973).”