This study aims (1) to calculate the income of farmers who use alsintan and use manual labor in the land processing and harvesting process of rice farming in the Lebak swamp land in Kotadaro II Village, Rantau Panjang District, Ogan Ilir Regency, (2) analyze the efficiency of lowland rice farming. Lebak swamp with manual labor and using Alsintan in Kotadaro II Village, Rantau Panjang District, …