Nittaya Ruensuk และ Kingkaew Kunket; Laddawan Kunnoot. (2005) Appropriate Harvesting Time and Seed Rates of the First Crop in the Stubble-lodging Rice Ratooning Cropping in the Central Plain. <i>Thai Agricultural Research Journal</i>, <i>23</i>(1), 53-67.Nittaya Ruensuk และ Kingkaew Kunket; Laddawan Kunnoot. "Appropriate Harvesting Time and Seed Rates of the First Crop in the Stubble-lodging Rice Ratooning Cropping in the Central Plain". Thai Agricultural Research Journal 23 (2005):53-67.Nittaya Ruensuk และ Kingkaew Kunket; Laddawan Kunnoot. Appropriate Harvesting Time and Seed Rates of the First Crop in the Stubble-lodging Rice Ratooning Cropping in the Central Plain. Department of Agriculture:ม.ป.ท. 2005.