Bland Z Richardson has written:
'Test of methods for amending and seeding spoils at the Blackbird mine' -- subject(s): Soil acidity, Revegetation
B. Z Richardson has written: 'Test of methods for amending and seeding spoils at the Blackbird Mine' 'Changes in sodium adsorption ratios following revegetation of coal mine spoils in southeastern Montana' 'Viability of seed produced on highly sodic coal mine spoils'
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