Controlled release fertilizers for onions in the Treasure Valley. L. Jensen, L. Sanders. (2001) WNMC.
Controlled-release fertilizer for vegetable production: the California experience. T.K. Hartz, R.F. Smith. (2009) HortTechnology 19(1):20-22.
Evaluation of controlled release fertilizers and fertigation in strawberries and vegetables. W.E. Bendixen.(1995) FREP.
Evaluation of slow release fertilizers for cool season vegetable production in the Salinas Valley. R. Smith, T.K. Hartz. (2004) FREP.
Humic materials for agriculture. R.L. Mikkelsen. (2005) Better Crops 89(3): 6-9.
Improving onion productivity and N use efficiency with a polymer coated nitrogen source. D. Drost, R. Koenig. (2001) WNMC.
Polymer coated urea in potato production. T.W. Taysom, B.G. Hopkins, A.K. Shiffler, S. Chod Stephens. (2007) WNMC.
Residual soil nitrate and potato yield with polymer coated urea. J.J. LeMonte, T.W. Taysom, B.G. Hopkins, V.D. Jolley, B.L. Webb. (2009) WNMC.
CPSC = California Plant and Soil Conference
FFTC ASPAC = Food & Fertilizer Technology Center for the Asian and Pacific Region
FREP = Fertilizer Research and Education Program completed project
UC ANR = University of California Agriculture and Natural Resources
UF IFAS = University of Florida Institute of Food and Agricultural Sciences
WNMC = Western Nutrient Management Conference
WTFRC = Washington Tree Fruit Research Commission