Tag Archives: Voth

[047-07]Extent of Temperature Fluctuations on Substrates in the Greenhouse

Voth, Paul D. Extent of Temperature Fluctuations on Substrates in the Greenhouse 047-07-print  

Posted in 1954, Transactions | Tagged , | Leave a comment

[048-06]Demonstrating Minera-l­Nutrient Deficiencies with Regnellidium diphyllum

Voth, Paul D. Demonstrating Mineral­-Nutrient Deficiencies with Regnellidium diphyllum 048-06-print  

Posted in 1955, Transactions | Tagged , | Leave a comment