Academia.edu no longer supports Internet Explorer.

To browse Academia.edu and the wider internet faster and more securely, please take a few seconds to upgrade your browser.

Log In
Sign Up

Figure from:The Study of Liquid Fertilizer from Ground Coffee

See full PDF downloadDownload figure

Table 6. Phosphorus Result The minimum national norm for Phosphorus is 2 percent. The t-test result is shown on table 5 show P(T<=t) one-tail value is less than alpha (a = 0.05). criterion on minimum phosphorus number is 2%, while the Formula A and B show — Table 6 Phosphorus Result The minimum national norm for Phosphorus is 2 percent. The t-test result is shown on table 5 show P(T<=t) one-tail value is less than alpha (a = 0.05). criterion on minimum phosphorus number is 2%, while the Formula A and B show

Related Figures (12)

Fig. 1. Research Framework.

2.2.3Composting Process and Quality Test Table 1. Experimental Dosage Composting has been done for 10 days, along pH, temperature, color, and odor i

(Ministerial Decree of Agriculture of the Republic of Indonesia Number 261/2019)

eaction rates, and nutrient transport [21]. plant nutrient absorption in the short term through effects on soil water, chemical Color and odor were checked daily. There is no odor from first until third day,

3.1.3 pH brown, this happened because of the color of EM4 and the mixing with spent

value decreases from day 9 and 10, pH value 4 and 3, respectively. of organic matter is acidic at a pH value of 5, whereas in the Al treatment the pH

Table 3. pH Result 3.2 Chemical Parameter

Table 4. Nitrogen Result Data analysis by using t-test: two sample assuming equal variances shown the

It can be caused by the composting process and raw material. There are Table 5. T-test for Nitrogen

Table 7. Phosphorus Result This demonstrates that each treatment's phosphorus content not met the

Table 8. Potassium Result The t-test: two sample assuming equal variances is done by using a = 0.05. number is 2%. The result of treatment is shown on Table 6.

Table 9. T-test Potassium Result The low number of potassium may triggered from the potassium number of of Indonesia No. 261/2019 as shown in fig 2.

About
Press
Papers
Topics
We're Hiring!
Help Center

Find new research papers in:
Physics
Chemistry
Biology
Health Sciences
Ecology
Earth Sciences
Cognitive Science
Mathematics
Computer Science

Terms
Privacy
Copyright
Academia ©2025