วัตถุประสงค์ 1. เพื่อศึกษา ค่า pH ,

The purpose. 1. to study the pH, phosphorus, demand for cement, the potassium in the soil of the area does not use chemicals. 2. how to test whether a substance far four set and g. Mok zone affects the pH, phosphorus, potassium, to cement soil? 3. to apply the data to try to exploit further.

Objective 1. To determine the pH, lime requirement, phosphorous, potassium and calcium in the soil of the area. That does not use chemicals 2. Four sets to test how far the substance g Mok zone and affect the pH, lime requirement, phosphorous, potassium, calcium soil, however, 3. The experimental data to further use.

Objective

1. To study the value pH, demand for cement, phosphorus,. The potassium in the soil of the area that do not use chemicals
2. To test that the substance glyphosate and G Mok zone, affecting the pH lime requirement,,, Phosphorus, potassium of soil?
.3. The experimental data used to next
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