New Theory on Managing Agricultural Land
His Majesty King Bhumibol, in his ceaseless efforts to improve the living standards of the rural people, has developed a new theory on land and water management. It is based on the division of the agricultural land of each rural household, which averages 10 to 15 rai (=1.6 ha to 2.4 ha), into four parts according to use in the proportion of 30-30-30-10 as follows: