3Senna A M, Carmo J B D, Silva J M S D, et al. Synthesis, characterization and application of hydrogel derived from cellulose acetate as a substrate for slow-release NPK fertilizer and water retention in soil [J]. Journal of Environmental Chemical Engineering, 2015, 3(2):996-1002.
4Worku M, Banziger M, Erley G S A, et al. Nitrogen uptake and utilization in contrasting nitrogen efficient tropical maize hybrids [J]. Crop Science, 2007, 47(2):519-528.
5Ariyanti S, Man Z, Bustam M A. Improvement of hydrophobicity of urea modified tapioca starch film with lignin for slow release fertilizer [J]. Advanced Materials research, 2013,626:350-354.
6Li X Y, Qian Q, Fu Z M, et al. Control of tillering in rice [J]. Nature, 2003, 422(6932):618-621.
7Na J K, Huh S M, Yoon I S, et al. Rice LIM protein OsPLIM2a is involved in rice seed and tiller development[J]. Molecular breeding: new strategies in plant improvement,2014,34(2):569-581.
8Senanayake N, Naylorand S K, De Datta R E L, et al. Effect of nitrogen fertilization on rice spikelet differentiation and survival [J]. Journal of Agricultural Science, 1996,127( 11 ): 303 -309.
