[1]

Khan ST, Malik A, Alwarthan A, Shaik MR. 2022. The enormity of the zinc deficiency problem and available solutions; an overview. Arabian Journal of Chemistry 15:103668

doi: 10.1016/j.arabjc.2021.103668
[2]

Akhtar S. 2013. Zinc status in South Asian populations-an update. Journal of Health, Population and Nutrition 31:139–49

doi: 10.3329/jhpn.v31i2.16378
[3]

Jacks B, Sall M, Jacks G. 2008. A first assessment of zinc intake in Niger Inland Delta, Mali. Sight and Life 2:27−32

[4]

Petry N, Olofin I, Hurrell RF, Boy E, Wirth JP, et al. 2016. The proportion of anemia associated with iron deficiency in low, medium, and high human development index countries: a systematic analysis of national surveys. Nutrients 8:693

doi: 10.3390/nu8110693
[5]

Monajemzadeh SM, Zarkesh MR. 2009. Iron deficiency anemia in infants aged 12−15 months in Ahwaz, Iran. Indian Journal of Pathology and Microbiology 52:182−84

doi: 10.4103/0377-4929.48911
[6]

Trumbo P, Yates AA, Schlicker S, Poos M. 2001. Dietary reference intakes: vitamin A, vitamin K, arsenic, boron, chromium, copper, iodine, iron, manganese, molybdenum, nickel, silicon, vanadium, and zinc. Journal of the American Dietetic Association 101:294−301

doi: 10.1016/S0002-8223(01)00078-5
[7]

Shazia Q, Mohammad ZH, Rahman T, Shekhar HU. 2012. Correlation of oxidative stress with serum trace element levels and antioxidant enzyme status in beta thalassemia major patients: a review of the literature. Anemia 2012:270923

doi: 10.1155/2012/270923
[8]

Vijayakumar S, Sivashankari M, Gobinath R, Saha S, Prabhu G. 2021. Alleviating malnutrition through agronomic biofortification using value-added fertilizers. Indian Farming 71:18−21

[9]

Alloway BJ. 2009. Soil factors associated with zinc deficiency in crops and humans. Environmental Geochemistry and Health 31:537−48

doi: 10.1007/s10653-009-9255-4
[10]

Shukla AK, Behera SK, Prakash C, Tripathi A, Patra AK, et al. 2021. Deficiency of phyto-available sulphur, zinc, boron, iron, copper and manganese in soils of India. Scientific Reports 11:19760

doi: 10.1038/s41598-021-99040-2
[11]

White PJ, Broadley MR. 2009. Biofortification of crops with seven mineral elements often lacking in human diets – iron, zinc, copper, calcium, magnesium, selenium and iodine. New Phytologist 182:49−84

doi: 10.1111/j.1469-8137.2008.02738.x
[12]

Moreiraa A, Moraesa LAC, de Melob TR, Heinrichsc R, Morettid LG. 2022. Management of copper for crop production. Advances in Agronomy 173:257−98

doi: 10.1016/bs.agron.2022.02.005
[13]

Kumar A, Choudhary AK, Pooniya V, Suri VK, Singh U. 2016. Soil factors associated with micronutrient acquisition in crops-biofortification perspective. In Biofortification of Food Crops, eds Singh U, Praharaj C, Singh S, Singh N. Springer, New Delhi. pp. 159−76. https://doi.org/10.1007/978-81-322-2716-8_13

[14]

Surekha K, Gobinath R, Manasa V, Vijayakumar S, Brajendra. 2023. Potassium and zinc management in rice (Oryza sativa L.) based on 4R concept - a review. Journal of Rice Research 16:1−17

doi: 10.58297/ZJGY4649
[15]

Surekha K, Manasa V, Gobinath R, Vijayakumar S, Brajendra, Tabasum T. 2023. Research experiences towards 4r stewardship-based phosphorus fertilization in rice - a review. Agricultural Research Journal 60:3−12

doi: 10.5958/2395-146X.2023.00003.0
[16]

Bouis HE, Saltzman A. 2017. Improving nutrition through biofortification: a review of evidence from HarvestPlus, 2003 through 2016. Global Food Security 12:49−58

doi: 10.1016/j.gfs.2017.01.009
[17]

De Valença AW, Bake A, Brouwer ID, Giller KE. 2017. Agronomic biofortification of crops to fight hidden hunger in sub-Saharan Africa. Global Food Security 12:8−14

doi: 10.1016/j.gfs.2016.12.001
[18]

Kumar S, Kumar S, Mohapatra T. 2021. Interaction between macro-and micro-nutrients in plants. Frontiers in Plant Science 12:665583

doi: 10.3389/fpls.2021.665583
[19]

Malvi UR. 2011. Interaction of micronutrients with major nutrients with special reference to potassium. Karnataka Journal of Agricultural Sciences 24:106−09

[20]

Morgan JB, Connolly EL. 2013. Plant-soil interactions: nutrient uptake. Nature Education 4:2

[21]

Pagani A, Echeverría HE, Andrade FH, Sainz Rozas HR. 2012. Effects of nitrogen and sulfur application on grain yield, nutrient accumulation, and harvest indexes in maize. Journal of Plant Nutrition 35:1080−97

doi: 10.1080/01904167.2012.671410
[22]

Vijayakumar S, Kumar D, Varatharajan T, Kaje VV, Deiveegan M. 2023. Enriching cationic micronutrients concentration in basmati rice through potassium fertilization. Journal of Plant Nutrition 46:3355−69

doi: 10.1080/01904167.2023.2203183
[23]

Broberg MC, Xu Y, Feng Z, Pleijel H. 2021. Harvest index and remobilization of 13 elements during wheat grain filling: experiences from ozone experiments in China and Sweden. Field Crops Research 271:108259

doi: 10.1016/j.fcr.2021.108259
[24]

Das A, Baiswar P, Patel DP, Munda GC, Ghosh PK, Chandra S. 2010. Productivity, nutrient harvest index, nutrient balance sheet and economics of low land rice (Oryza sativa) as influenced by composts made from locally available plant biomass. Indian Journal of Agricultural Sciences 80:686−90

[25]

Vijayakumar S, Kumar D, Ramesh K, Govindasamy P, Jinger D, et al. 2021. Potassium nutrition in rice: a review. Oryza 58:341−53

[26]

Vijayakumar S, Kumar D, Ramesh K, Bussa B, Kaje VV, et al. 2024. Effect of split application of potassium on nutrient recovery efficiency, soil nutrient balance, and system productivity under rice-wheat cropping system (RWCS). Journal of Plant Nutrition 47:1546−63

doi: 10.1080/01904167.2024.2315974
[27]

Vijayakumar S, Gobinath R, Kannan P, Murugaiyan V. 2024. Optimizing potassium mining in rice-wheat system: strategies for promoting sustainable soil health - a review. Farming System 2:100099

doi: 10.1016/j.farsys.2024.100099
[28]

Vijayakumar S, Kumar D, Shivay YS, Anand A, Saravanane P, et al. 2019. Potassium fertilization for enhancing yield attributes, yield and economics of wheat (Triticum aestivum). Indian Journal of Agronomy 64:226−31

doi: 10.59797/ija.v64i2.5258
[29]

Singh B, Singh Y, Imas P, Xie JC. 2003. Potassium nutrition of the rice–wheat cropping system. Advances in Agronomy 81:203–59

doi: 10.1016/S0065-2113(03)81005-2
[30]

Prasad R, Shivay YS, Kumar D, Sharma SN. 2006. Learning by doing exercises in soil fertility (a practical manual for soil fertility). Division of Agronomy, Indian Agricultural Research Institute, New Delhi. pp. 1−68

[31]

Ojha RB, Shrestha S, Khadka YG, Panday D. 2021. Potassium nutrient response in the rice-wheat cropping system in different agro-ecozones of Nepal. PLoS One 16:e0248837

doi: 10.1371/journal.pone.0248837
[32]

Lu Q, Jia D, Zhang Y, Dai X, He M. 2014. Split application of potassium improves yield and quality of winter wheat. Agronomy Journal 106:1411−19

doi: 10.2134/agronj13.0202
[33]

Brar MS, Imas P. 2014. Potassium and nitrogen use efficiency: role of potassium in improving nitrogen use efficiency. International Potash Institute (IPI). 20 pp.

[34]

Haslett BS, Reid RJ, Rengel Z. 2001. Zinc mobility in wheat: uptake and distribution of zinc applied to leaves or roots. Annals of Botany 87:379−86

doi: 10.1006/anbo.2000.1349
[35]

Brar MS, Bijay-Singh, Bansal SK, Srinivasarao Ch. 2011. Role of potassium nutrition in nitrogen use efficiency in cereals. e-International Fertilizer Correspondent No. 29. International Potash Institute, Basel, Switzerland.

[36]

Raza HMA, Bashir MA, Rehim A, Jan M, Raza QUA, et al. 2021. Potassium and zinc co-fertilization provide new insights to improve maize (Zea mays L.) physiology and productivity. Pakistan Journal of Botany 53:2059−65

doi: 10.30848/PJB2021-6(28)
[37]

Naeem A, Aslam M, Lodhi A. 2018. Improved potassium nutrition retrieves phosphorus-induced decrease in zinc uptake and grain zinc concentration of wheat. Journal of the Science of Food and Agriculture 98:4351−56

doi: 10.1002/jsfa.8961
[38]

Adriano DC, Paulsen GM, Murphy LS. 1971. Phosphorus-iron and phosphorus-zinc relationships in corn (Zea mays L.) seedlings as affected by mineral nutrition. Agronomy Journal 63:36−39

doi: 10.2134/agronj1971.00021962006300010013x
[39]

Rehman A, Farooq M, Ozturk L, Asif M, Siddique KHM. 2018. Zinc nutrition in wheat-based cropping systems. Plant and Soil 422:283−315

doi: 10.1007/s11104-017-3507-3
[40]

Clarkson DT, Sanderson J. 1978. Sites of sorption and translocation of iron in barley roots. Plant Physiology 61:731−36

doi: 10.1104/pp.61.5.731
[41]

Zhang F, Romheld V, Marschner H. 1991. Release of zinc mobilizing root exudates in different plant species as affected by zinc nutritional status. Journal of Plant Nutrition 14:675−86

doi: 10.1080/01904169109364234
[42]

Jia Y, Yang X, Feng Y, Jilani G. 2008. Differential response of root morphology to potassium deficient stress among rice genotypes varying in potassium efficiency. Journal of Zhejiang University Science B 9:427−34

doi: 10.1631/jzus.B0710636
[43]

Furlan V, Bernier-Cardou M. 1989. Effects of N, P, and K on formation of vesicular-arbuscular mycorrhizae, growth and mineral content of onion. Plant and Soil 113:167−74

doi: 10.1007/BF02280177
[44]

Sharma N, Yadav K, Aggarwal A. 2017. Role of potassium and arbuscular mycorrhizal fungi in alleviation of water stress on Vigna mungo. Environmental and Experimental Biology 15:15−24

doi: 10.22364/eeb.15.03
[45]

Guerinot ML, Yi Y. 1994. Iron: nutritious, noxious and not readily available. Plant Physiology 104:815−20

doi: 10.1104/pp.104.3.815
[46]

Havlin JL, Beaton JD, Tisdale SL, Nelson WL. 1999. Soil fertility and fertilizers: an introduction to nutrient management. 6th edition, Upper Saddle River, N.J.: Prentice Hall. x, 499 pp.

[47]

Awad-Allah EFA, Elsokkary IH. 2020. Influence of potassium nutrition and exogenous organic acids on iron uptake by monocot and dicot plants. Open Journal of Soil Science 10:486−500

doi: 10.4236/ojss.2020.1010025
[48]

Ye Y, Luo H, Li M, Zhang J, Cao G, et al. 2019. Potassium ameliorates iron deficiency by facilitating the remobilization of iron from root cell walls and promoting its translocation from roots to shoots. Plant and Soil 440:507−21

doi: 10.1007/s11104-019-04111-z
[49]

Çelik H, Aşık BB, Gürel S, Katkat AV. 2010. Effect of potassium and iron on macro element uptake of maize. Zemdirbyste-Agriculture 97:11−22

[50]

Ryan BM, Kirby JK, Degryse F, Harris H, McLaughlin MJ, et al. 2013. Copper speciation and isotopic fractionation in plants: uptake and translocation mechanisms. New Phytologist 199:367−78

doi: 10.1111/nph.12276