Adiele J G, Schut A G, Ezui K S, Pypers P, Giller K E. 2021. Dynamics of NPK demand and uptake in cassava. Agronomy for Sustainable Development, 41, 1–14.

Adiele J G, Schut A G T, Ezui K S, Giller K E. 2022. LINTUL-Cassava-NPK: A simulation model for nutrient-limited cassava growth. Field Crops Research, 281, 108488.

Alfoldi Z, Pinter L, Feil B. 1994. Nitrogen, phosphorus and potassium concentrations in developing maize grains. Journal of Agronomy and Crop Science, 172, 200–206.

Bates T E. 1971. Factors affecting critical nutrient concentrations in plants and their evaluation: A review. Soil Science, 112, 116–130.

Beaufils E R, Sumner M E. 1976. Application of the DRIS approach for calibrating soil, plant yield and plant quality factors of sugarcane. Proc. S. Afr. Sugar Tech. Assoc. 50,118-124.

Bélanger G, Ziadi N, Lajeunesse J, Jouany C, Virkajarvi P, Sinaj S, Nyiraneza J. 2017. Shoot growth and phosphorus–nitrogen relationship of grassland swards in response to mineral phosphorus fertilization. Field Crops Research, 204, 31–41.

Cheng M, He J, Wang H, Fan J, Xiang Y, Liu X, Liao Z, Tang Z, Abdelghany A E, Zhang F. 2022. Establishing critical nitrogen dilution curves based on leaf area index and aboveground biomass for greenhouse cherry tomato: A bayesian analysis. European Journal of Agronomy, 141, 126615.

Ciampitti I A, Fernandez J, Tamagno S, Zhao B, Lemaire G, Makowski D. 2021. Does the critical N dilution curve for maize crop vary across genotype×environment×management scenarios?-A Bayesian analysis. European Journal of Agronomy, 123, 126202.

Coskun D, Britto D T, Kronzucker H J. 2017. The nitrogen–potassium intersection: Membranes, metabolism, and mechanism. Plant, Cell & Environment, 40, 2029–2041.

Deng L, Xu X, Zhu Y, He W, Jin M, Liu Y, Lu G, Lv Z. 2023. Changes in dilution curves of critical nitrogen concentration in sweetpotato under different potassium conditions. Field Crops Research, 303, 109130.

Fontana M, Hirte J, Bélanger G, Makowski D, Elfouki S, Sinaj S. 2022. Long-term K fertilization effects on soil available K, grain yield, and plant K critical value in winter wheat. Nutrient Cycling in Agroecosystems, 123, 63–82.

Gallardo M, Cuartero J, de la Torre L A, Padilla F M, Segura M L, Thompson R B. 2021. Modelling nitrogen, phosphorus, potassium, calcium and magnesium uptake, and uptake concentration, of greenhouse tomato with the VegSyst model. Scientia Horticulturae, 279, 109862.

Gómez M I, Magnitskiy S, Rodríguez L E. 2019. Critical dilution curves for nitrogen, phosphorus, and potassium in potato group Andigenum. Agronomy Journal, 111, 419–427.

Greenwood D J, Karpinets T V, Zhang K, Bosh-Serra A, Boldrini A, Karawulova L. 2008. A unifying concept for the dependence of whole-crop N:P ratio on biomass: Theory and experiment. Annals of Botany, 102, 967–977.

Greenwood D J, Stone D A. 1998. Prediction and measurement of the decline in the critical-K, the maximum-K and total cation plant concentrations during the growth of field vegetable crops. Annals of Botany, 82, 871–881.

Grzebisz W, Szczepaniak W, Bocianowski J. 2020. Potassium fertilization as a driver of sustainable management of nitrogen in potato (Solanum tuberosum L.). Field Crops Research, 254, 107824.

He P, Yang L, Xu X, Zhao S, Chen F, Li S, Tu S, Jin J, Johnston A M. 2015. Temporal and spatial variation of soil available potassium in China (1990–2012). Field Crops Research, 173, 49–56.

Hou W, Yan J, Jákli B, Lu J, Ren T, Cong R, Li X. 2018. Synergistic effects of nitrogen and potassium on quantitative limitations to photosynthesis in rice (Oryza sativa L.). Journal of Agricultural and Food Chemistry, 66, 5125–5132.

Huang S, Miao Y, Cao Q, Yao Y, Zhao G, Yu W F, J Shen J, Yu K, Bareth G. 2018. A new critical nitrogen dilution curve for rice nitrogen status diagnosis in Northeast China. Pedosphere, 28, 814–822.

Jarvis S C, Macduff J H, Webb J, Mosquera A. 1990. Effects of nitrate supply and deprivation and/or defoliation on potassium absorption and distribution in ryegrass. Journal of Experimental Botany, 41, 1–10.

Justes E, Mary B, Meynard J M, Machet J M, Thelier-Huché L. 1994. Determination of a critical nitrogen dilution curve for winter wheat crops. Annals of Botany, 74, 397–407.

Justes, E., Jeuffroy, M.H., Mary, B., 1997. Wheat, barley, and durum wheat. In: Lemaire, G. (Ed.), Diagnosis of the Nitrogen Status in Crops. Springer, Berlin, Heidelberg, pp. 73–91.

Kunrath T R, Lemaire G, Teixeira E, Brown H E, Ciampitti I A, Sadras V O. 2020. Allometric relationships between nitrogen uptake and transpiration to untangle interactions between nitrogen supply and drought in maize and sorghum. European Journal of Agronomy, 120, 126145.

Lemaire G. 2012. Diagnosis of the Nitrogen Status in Crops. Springer Science & Business Media, Germany.

Lemaire G, Jeuffroy M H, Gastal F. 2008. Diagnosis tool for plant and crop N status in vegetative stage: Theory and practices for crop N management. European Journal of Agronomy, 28, 614–624.

Lemaire G, Sinclair T, Sadras V, Bélanger G. 2019. Allometric approach to crop nutrition and implications for crop diagnosis and phenotyping. A review. Agronomy for Sustainable Development, 39, 1–17.

Li D, Yang S, Du Z, Xu X, Zhang P, Yu K, Zhang J, Shu M. 2024. Application of unmanned aerial vehicle optical remote sensing in crop nitrogen diagnosis: A systematic literature review. Computers and Electronics in Agriculture, 227, 109565.

Li J, Zhou Y, Gu H, Lu Z, Cong R, Li X, Ren T, Lu J. 2023. Synergistic effect of nitrogen and potassium on seed yield and nitrogen use efficiency in winter oilseed rape (Brassica napus L.). European Journal of Agronomy, 148, 126875.

Li W, Gu X, Fang H, Zhao T, Yin R, Cheng Z, Tan C, Zhou Z, Du Y. 2024. Optimizing nitrogen application rate by establishing a unified critical nitrogen dilution curve for maize under different mulching planting patterns. European Journal of Agronomy, 152, 127026.

Lollato R P, Figueiredo B M, Dhillon J S, Arnall D B, Raun W R. 2019. Wheat grain yield and grain-nitrogen relationships as affected by N, P, and K fertilization: A synthesis of long-term experiments. Field Crops Research, 236, 42–57.

Makowski D, Zhao B, Ata-Ul-Karim S T, Lemaire G. 2020. Analyzing uncertainty in critical nitrogen dilution curves. European Journal of Agronomy, 118, 126076.

Mondal S D M. 1982. Potassium nutrition at high levels of nitrogen fertilization on rice. Potash Review, 3,1–4.

Ning Y W, Ma H B, Xu X J, Wang J D, Zhang H, Xu J P, Chen J, Zhang Y C. 2013. Effects of deficiency of N, P, or K on growth traits and nutrient uptakes of sweetpotato at early growing stage. Scientia Agricultura Sinica, 46, 486-495. (in Chinese)

Parent L E, Dafir M. 1992. A theoretical concept of compositional nutrient diagnosis. Journal of the American Society for Horticultural Science, 117, 239–242.

Plummer M. 2017. JAGS Version 4.3.0 User Manual. Lyon, France.

Ravier C, Meynard J M, Cohan J P, Gate P, Jeuffroy M H. 2017. Early nitrogen deficiencies favor high yield, grain protein content and N use efficiency in wheat. European Journal of Agronomy, 89, 16–24.

Rodriguez I M, Lacasa J, van Versendaal E, Lemaire G, Belanger G, Jégo G, Sandaña P G, Soratto R P, Djalovic I, Ata-Ul-Karim S T, Reussi Calvo N I, Giletto C M, Zhao B, Ciampitti I A. 2024. Revisiting the relationship between nitrogen nutrition index and yield across major species. European Journal of Agronomy, 154, 127079.

Sadras V O. 2005. A quantitative top-down view of interactions between stresses: Theory and analysis of nitrogen–water co-limitation in Mediterranean agro-ecosystems. Australian Journal of Agricultural Research, 56, 1151–1157.

Salette J, Huche L. 1991. Diagnosis of the mineral nutrition status of a pasture through herbage analysis: principles, implementation, examples. Fourrages125, 3–18 (In French, with English abstract).

Sattari S Z, van Ittersum M K, Bouwman AF, Smit A L, Janssen B H. 2014. Crop yield response to soil fertility and N, P, K inputs in different environments: Testing and improving the QUEFTS model. Field Crops Research, 157, 35–46.

Soratto R P, Sandaña P, Fernandes F M, Fernandes A M, Makowski D, Ciampitti I A. 2022. Establishing a critical nitrogen dilution curve for estimating nitrogen nutrition index of potato crop in tropical environments. Field Crops Research, 286, 108605.

Vizcayno-Soto G, Côté B. 2004. Boundary-line approach to determine standards of nutrition for mature trees from spatial variation of growth and foliar nutrient concentrations in natural environments. Communications in Soil Science and Plant Analysis, 35, 2965–2985.

Williams R D. 1957. Growth and nutrition of timothy (Phleum pratense L.) iii. absorption and distribution of nitrogen, phosphorus and potassium during the first year of growth. Annals of Applied Biology, 45, 664–673.

Xie K, Lu Z, Pan Y, Gao L, Hu P, Wang M, Guo S. 2020. Leaf photosynthesis is mediated by the coordination of nitrogen and potassium: The importance of anatomical-determined mesophyll conductance to CO₂ and carboxylation capacity. Plant Science, 290, 110267.

Yan S, Wu Y, Fan J, Zhang F, Zheng J, Qiang S, Guo J, Xiang Y, Zou H, Wu L. 2020. Dynamic change and accumulation of grain macronutrient (N, P and K) concentrations in winter wheat under different drip fertigation regimes. Field Crops Research, 250, 107767.

Yao B, Wang X, Lemaire G, Makowski D, Cao Q, Liu X, Liu L, Liu B, Zhu Y, Cao W. 2021. Uncertainty analysis of critical nitrogen dilution curves for wheat. European Journal of Agronomy, 128, 126315.

Zhang F, Niu J, Zhang W, Chen X, Li C, Yuan L, Xie J. 2010. Potassium nutrition of crops under varied regimes of nitrogen supply. Plant and Soil, 335, 21–34.

Zhao B. 2014. Determining of a critical dilution curve for plant nitrogen concentration in winter barley. Field Crops Research, 160, 64–72.

Zhao B, Yao X, Tian Y, Liu X, Ata-Ul-Karim S T, Ni J, Cao W, Zhu Y. 2014. New critical nitrogen curve based on leaf area index for winter wheat. Agronomy Journal, 106, 379–389.

Zhao Q X, Jiang Y, Shi C Y, Si C C, Shi X J, Wang W Q, Liu H J, Shi Y X. 2017. Effect of nitrogen-potassium interaction on absorption and translocation of nitrogen and potassium in sweetpotato and the root yield. Plant Physiology Journal, 53, 889–895.

Ziadi N, Brassard M, Bélanger G, Claessens A, Tremblay N, Cambouris A N, Nolin M C, Parent L É. 2008. Chlorophyll measurements and nitrogen nutrition index for the evaluation of corn nitrogen status. Agronomy Journal, 100, 1264–1273.