1- جلالی لاریجانی، ا. 1379. بررسی شاخص های شیمیایی و بیولوژیکی قابلیت جذب ازت در شالیزار بر روی رقم نعمت با روش پلات شاهد. پایان نامه کارشناسی ارشد رشته خاکشناسی. صفحه 101.
2- رحیمیان، ح. و کوچکی، ع. 1377. تکامل سازگاری و عملکرد گیاهان زراعی (ترجمه). نشر آموزش کشاورزی.
3- سلیمانی، ع. و امیری لاریجانی، ب. 1383. اصول به زراعی برنج. نشر آرویج.
4- فرخزاد، ف. 1375. کیفیت پخت و تأثیر آن بر بازار مصرف. موسسه تحقیقات برنج کشور- رشت.
5- همتی، م.1387. بررسی اثرات کود نیتروژنه و تراکم بوته بر ویژگی های زراعی عملکرد و اجزای عملکرد در برنج (لاین امید بخش 843).پایان نامه کارشناسی ارشد، دانشگاه مازندران.
6-Ancheny, L., Jianming, X. and Xiaoe, Y. 1993. Effect of nitrogen (NH4 NO3) supply on absorption of ammonium and nitrate by conventionat and hybrid rice during reproductive growth. In N.J.Barrow (Edo, Plant Nutrition- from Genetic Engineering to Field Practice, PP. 537-540. Kluwer Academic publishers.
7-De Datta, S. K., Abilay, W. P. and Kalwar, G. N. 1993. Water stress effects in flooded tropical rice. Los Banos, Philippines. pp: 19-36.
8-Eagle, A. J., Bird, J. A., Hill J. E., Horwath, W. R. and Kessel. C.V. 2001. Nitrogen Dynamics and fertilizer use efficiency in rice following straw incorporation and winter flooding. Agron. J.93: 1346-1354.
9-Fallah, V. M. 1995. Nitrogen supplying capacity of Iranian rice soils. Ph.D. thesis. uplB Los Banos. Philippines.
10-Gooding, M. J., Rettlewell, P. S. and Hocring, T. J. 1991. Effects of urea alone or with fungicids on the yield and, bread making quality of wheat sprayed of flay leaf and ear emergence. J. Agric. Sci. 977: 149- 155.
11-Guindo, D., wells, B. R. and Norman, R. J. 1994. Cultivar and nitrogen rate influence on nitrogen uptake and partitioning in rice. Soil Sci. Soc.Am.J.58:840-845.
12- Juliano, B. O. Duff. 1991. Rice Grain Marketing and Quality, Rice Grain Quality as An Emerging. IRRI.
13-Kim, N. I. and Paulsen, G. M. 1986. Response of yield attributes of isogenic tall, semidwarf, and double dwarf winter wheats to nitrogen fertilizer and seeding rates. Crop Sci. 156(3): 197-205.
14-Leesawatwong, S. and Rerkasem, B. 2003. Nitrogen fertilizer increases protein and reduces breakage of rice cultivar chain at 1. IRRN. 29:67-68
15-Murakami, T. 1975. Physiological aspects of water control in the cultivation of Indica rice varieties, in rice in Asia, Univ. Tokyo Press, pp: 276-292.
16-Murata, Y. 1969. Physiological responses to nitrogen in plants. In: American Society of Agronomy.Physiological aspects of the crop yield. Madison, Wisconsin. pp: 235-259.
17-Nangju, D. and Datta, D. 1970. Effect of time of harvest and nitrogen level on yield and grain breakage in transplanted rice. Agron.J. 62:468-474.
18-Namuco, O. S. and Ingram, K. T. 1994. International Rice Research notes. IRRI. 19(2).
19-Perez, M., Juliano, B. O., Liboon, S. P., Alcantara, J. M. and Cassam, K. G. 1996. Effect of late nitrogen fertilizer application on head rice yield, protein content and grain quality of rice. Cereal chem.. 73:556-560.
20-Saha, A., Sarkar, R. K. and Yamagishi, Y. 1998. Effect of time of nitrogen application on spikelet differentiation and degeration of rice. Bot. Bull. Acad. Sin. 39:119-123.
21-Shrma, A. K. and Gptta, P. C. 1991. Response of raninfed upland rice (Oryza sativa). To nitrogen fertilization at different levels of weed management in foothills, Indian J. Agron 37(3):563-565.
22-Singh, B., Singh, Y., Ladha, J. K., Bronson, K. F., Balasubramanian, V., Singh, Y. and Khind, C. S. 2002. Chlorophyll meter and leaf color chart-based nitrogen management for rice wheat in northwestern India. Agron. J. 94: 821-829.
23-Uchida, N. Y. and Murata, y. 1982. Studies on the change in the photosynthetic activity of a crop of leaf during its development and senescence.