Acta Agriculturae Boreali-Sinica ›› 2026, Vol. 41 ›› Issue (3): 135-147. doi: 10.7668/hbnxb.20196446

Special Issue: Wheat Soil fertilizer Hot Article

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The Effects of Compound Fertilizer on Photosynthetic Characteristics,Dry Matter Accumulation and Distribution,and Yield and Quality of Different Wheat Varieties

MA Dongxu1,2, ZHENG Jiacheng1,2, REN Lantian1,2, PAN Yang1,2, SHAO Qingqin1,2   

  1. 1 College of Agriculture, Anhui Science and Technology University, Fengyang 233100, China
    2 Anhui Provincial Engineering Research Center for Intelligent Crop Cultivation and Processing;Technology, Fengyang 233100, China
  • Received:2025-09-22 Published:2026-06-28

Abstract:

To investigate the responses of different types of wheat to various nitrogen-phosphorus-potassium ratio compound fertilizers in the Huaihe River region,in terms of photosynthetic characteristics,dry matter accumulation and distribution,yield and quality,four wheat varieties(Zhongke 166,Yannong 999,Huaimai 43,Shannong 17)were selected as experimental materials.Two types of compound fertilizers were set up:high-nitrogen compound fertilizer(N-P2O5-K2O=26-13-7)and equal-proportion compound fertilizer(N-P2O5-K2O=18-18-18).The effects of different compound fertilizer treatments on the photosynthetic characteristics,dry matter accumulation and distribution,yield and quality of each wheat variety were analyzed.The results showed that compared with the equal-proportion compound fertilizer,the high-nitrogen compound fertilizer significantly increased the LAI,SPAD value,net photosynthetic rate and photochemical efficiency of the four varieties,delayed leaf senescence,and prolonged photosynthetic time;it also increased the dry matter accumulation at the flowering and maturity stages,optimized the dry matter distribution ratio,and ultimately increased the grain yield by 4.5% to 14.9%,with protein and wet gluten contents increasing by 1.36% to 8.17% and 3.55% to 9.36% respectively.The response of different varieties to the high-nitrogen compound fertilizer varied slightly,with Yannong 999 having the best overall performance,the largest increase in SPAD value and LAI,the highest net photosynthetic rate and yield,the highest dry matter distribution ratio at the maturity stage,and significant quality improvement;Zhongke 166 had the largest yield increase,the highest protein content and wet gluten content;Huaimai 43 had the highest increase in grain dry matter accumulation;Shannong 17 had the weakest response to the high-nitrogen compound fertilizer,but its yield was still 9.3% higher than that of the equal-proportion compound fertilizer.In summary,the high-nitrogen compound fertilizer showed significant advantages in the photosynthetic characteristics,dry matter accumulation and distribution,yield and quality of different types of wheat.Among them,Yannong 999 had the best overall performance.

Key words: Wheat, Compound fertilizer, Photosynthetic characteristics, Dry matter accumulation, Yield, Quality

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Cite this article

MA Dongxu, ZHENG Jiacheng, REN Lantian, PAN Yang, SHAO Qingqin. The Effects of Compound Fertilizer on Photosynthetic Characteristics,Dry Matter Accumulation and Distribution,and Yield and Quality of Different Wheat Varieties[J]. Acta Agriculturae Boreali-Sinica, 2026, 41(3): 135-147. doi: 10.7668/hbnxb.20196446.

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