First Paragraph: I have counted at least 22 factors which influence the effectiveness of phosphatic fertilizers for increasing plant growth, yields and quality. These factors include soil pH, type and amount of clay, organic matter, soil moisture, soil temperature, soil aeration, fertilizer reaction products and the interaction of phosphorus with other nutrients like copper, zinc, iron, or manganese.
File Size0.1 MiB
DateJune 18, 2013
AuthorRobert C. Dixon