County to loosen the plate This type of soil preparation tool, some people use the word PHA plus out of whack (Figure 6.3 b) or sometimes called PHA-an earlier version of the chanphruan command because nachet came in one over by the 7 features a tool that is currently plough on to loosen it first to plough. If a county is not as good as the pioneer effect or plough plough plate 2. If this shit to loosen the sub county level chanphruan plough shallow is the best County approximately 17 cm depth only. Therefore, it is not recommended to use these chanphruan in every time of the plough land preparation for crops because the plough at the end, there may be a problem weed, as well as the occurrence of shallow levels up dindan layers later. However, to reduce the work to prepare the ground for some time or a short time interval, soil preparation (also called minimum tillage) how to extort, using chanphruan like this, it is also commonly used.
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