©2013 National Research Council of Thailand
Paiboon Ratnapradipa. 1996. Effect of organic amendments in combination with commercial fertilizer on soil properties growth and kernel yield of maize (Zea mays L.) grown on Satuk loamy sand. Institute of Graduate Studies, Central Luzon State University;
Paiboon Ratnapradipa. (1996) Effect of organic amendments in combination with commercial fertilizer on soil properties growth and kernel yield of maize (Zea mays L.) grown on Satuk loamy sand . Central Luzon State University/Munoz, Nueva Ecija.
Paiboon Ratnapradipa. Effect of organic amendments in combination with commercial fertilizer on soil properties growth and kernel yield of maize (Zea mays L.) grown on Satuk loamy sand. . Munoz, Nueva Ecija:Central Luzon State University, 1996.
Paiboon Ratnapradipa. (1996) Effect of organic amendments in combination with commercial fertilizer on soil properties growth and kernel yield of maize (Zea mays L.) grown on Satuk loamy sand . Central Luzon State University/Munoz, Nueva Ecija.