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42 | Effect of gypsum and polyacrylamide application on erodibility of an acid kunigami mahji soil | Soil Science & Plant Nutrition 51 (5), 641-644 | Authors: T Nishimura, T Yamamoto, S Suzuki, M Kato | 2005 | 17 |
43 | Effect of potassium level on quality traits of Indonesian potato tubers | Asia Pacific Journal of Sustainable Agriculture, Food and Energy 2 (1), 11-16, 2014 | Authors: C Wibowo, K Wijaya, GH Sumartono, E Pawelzik | 2014 | 24 |