Residual effect of preceding legumes and nitrogen levels on subsequent maize
Abate PE, Andrade FH, Culot JP. 1992 The effects of radiation and nitrogen on number of grains in wheat. Journal of Agricultural sciences 124, 351-360.
Arif M, Jan MT, Khan MJ, Saeed M, Munir I, Ziaudin Akbar H, Shahenshah Khan MZ. 2011. Effect of cropping system and residue management on maize. Pakistan journal of botany 43, 915-920.
Bakht J, Shafi M, Jan MT, Shah Z. 2009. Influence of crop residue management, cropping system and N- fertilizers on soil C and N dynamics and sustainable wheat. (Triticum aestivum L.) Production. Soil and tillage research 104, 233-240.
Balasbramaniyan P, Palaniappan SP. 2001. Principles and Practices of Agronomy: Integrated Farming System. Agrobios publishers. 486-489..
Behera UK, Sharma AR, Pandey HN. 2007. Sustaining productivity of wheat–soybean cropping system through integrated nutrient management practices on the Vertisols of central India. Journal of Plant and Soil. 297, 185-199.
Campiglia E, Caporali F, Barberi R, Mancinelli R. 1999. Influence of 2-, 3-, 4-and 5 year stands of alfalfa on winter wheat yield. In Proc. Int. Workshop ‘Designing and Testing Crop Rotations for Organic Farming’. DARCOF, Tjele, DK. 165-171.
Chikowo R, Mapfumo P, Leffelaar PA, Ken, Giller E. 2006. Integrating legumes to improve N cycling on smallholder farms in sub-humid Zimbabwe: resource quality, biophysical and environmental limitations. Journal of nutrient cycle and agrosystem 76, 219-231.
Drinkwater LE, Janke RR, Rossoni-Longnecker L. 2000. Effects of tillage intensity on nitrogen dynamics and productivity in legume-based grain systems. Journal of Plant Soil. 227, 93-113.
Gadgil S, Seshagiri Rao PR, Rao NK. 2002. Use of climate information for farm-level decision making: rainfed groundnut in southern India. Journal of agriculture system 74, 431-457.
Giller KE, Cadisch G, Ehaliotis C, Adams E, Sakala WD, Mafongoya PL. 1997. Building soil nitrogen capital in Africa, American Society of Agronomy and Soil Science of America, USA, Replenishing soil fertility in Africa, SSSA Special 51, 151-157.
Harris D, Rashid A, Miraj G, Arif M, Shah H. 2007. On-farm seed priming with zinc Sulphate solution-A cost-effective way to increase the maize yield of resource-poor farmers. Field crop research 102, 119-127.
Katyal JC, Rao NH, Reddy MN. 2001. Critical aspects of organic matter management in the tropics: the example of India Management of tropic sandy soil for sustainable agriculture 61, 77-88.
Khattak MK, Khan MJ, Mughal AQ, Bukhari SB, Jan MT. 2004. Influence of various Tillage practices on yield of wheat-maize under clay loam soil condition. Sarhad journal of Agriculture 20, 429-435.
Kumar K, Goh KM. 2000. Crop residues and management practices: effects on soil quality, soil nitrogen dynamics, crop yield, and nitrogen recovery. Advances in agronomy 68, 197-319.
Malik MR, Malik BA, Haqqani AM. 1991. Economics of intercropping legumes with cereal and soil seed crops. Sarhad Journal of Agriculture 6, 717-223.
Muhammad JA, Khan Saeed K. 2005. Grain legume effect soil nitrogen, grain yield and nitrogen nutrition of wheat. crop. Journal of Crop Sciences 37, 734-739.
Niringye CS, Ssekabembe CS, Kayamanywa S. 2005. Effect of plant nodulation on yield of maize and climbing beans grown in an intercropping system. African crop science journal 13, 83-93.
Ogola JBO, Wheeler TR, Haris PM. 2002. Effect of nitrogen and irrigation on water use of maize crops. Field Crops Research 78, 105-117.
Ojiem JO, de Ridder N, Vanlauwe B, Giller KE. 2006. Socio ecological niche: a conceptual framework for integration of legumes in small holder farming systems. International journal of sustainable agriculture 4, 79-93.
Palm CA, Giller KE, Mafongoya PL, Swift MJ. 2001. Management of organic matter in the tropics: translating theory into practice. Nutrient cycling in agroecosystem 61, 63-75.
Raun WR, Jhonson GV. 1999. Improving nitrogen use efficiency for cereal production. Journal of agronomy 91, 357-363.
Sanginga N, Ibewiro B, Hougnandan P, Vantauwe B, Okogun JK. 1996. Evaluation of symbiotic properties and nitrogen econtribution of Mucuna to maize growth in the derived savannas of West Africa. Plant and Soil. 179, 119-129.
Shah A, Shah SH, Peoples MB, Schwenke GD, Herridge DF. 2003. Crop residue and fertilizer N effects on nitrogen fixation and yields of legume-cereal rotations and organic fertility. Field crop research 83, 1-11.
Stefan H, Christian N. 2002. Biomass production and N Fixation of five Mucuna Pruriens varieties and their effect on maize yields in the forest zone of Cameroun. Journal of soil sciences and plant nutrition 165, 101-109.
Zilic SM, Milasinovic D, Terzic M, Barac, Ignjatovic MD. 2011. Grain characteristics and composition of maize specially hybrids. Spanish journal of agriculture research 9, 230-241.