irrigation · Physiology: photosynthesis · Triticum aestivum (wheat)

Effects of Irrigation and Nitrogen Fertilization on Photosynthesis, Leaf Area Index and Dry Matter Production of Wheat on a Clay Terrace Soil of Bangladesh · 2000

• positive
  Irrigation including grain filling with nitrogen up to 120 kg ha−1 significantly increased wheat photosynthesis, leaf area index and crop growth rate.

Effect of sowing time, planting methods and irrigation scheduling on yield response, water and radiation-use efficiencies of wheat (Triticum aestivum) in Punjab, India · 2001

• positive
  PAR interception was higher for November 10 bed-planted wheat under the stated irrigation treatment.

Impact of subgroove water-saving on growth and yield of Triticum aestivum · 2006

• positive
  Water treatments increased photosynthesis rate, transpiration rate and stomatal conduction versus CK.

  compared with CK

Biomass accumulation and radiation use efficiency of winter wheat under deficit irrigation regimes · 2009

• positive
  Irrigating two or three times increased late-season PAR capture.

A Root‐Zone Soil Regime of Wheat: Physiological and Growth Responses to Furrow Irrigation in Raised Bed Planting in Northern China · 2010

• positive
  Raised-bed wheat had greater leaf photosynthetic capacity, PSII potential and actual quantum yield than conventional wheat.

  compared with conventional planting

Effect of Different Irrigation Times and Nitrogen Forms on Flag Leaf Senescence and Yield of Winter Wheat Zhengmai 9023 · 2010

• positive
  More irrigation increased flag leaf chlorophyll content, SOD activity and photosynthetic rate.

Effects of Water-nitrogen Coupling on Photosynthesis Characteristics and Yield of Spring Wheat under Drip Irrigation Condition · 2010

• positive
  Drip irrigation increased photosynthetic rate, stomatal conductance and intercellular CO2 concentration compared with conventional irrigation.

  compared with conventional irrigation

WATER STRESS AND NITROGEN MANAGEMENT EFFECTS ON GAS EXCHANGE, WATER RELATIONS, AND WATER USE EFFICIENCY IN WHEAT · 2011

• positive
  Four irrigation treatments increased photosynthetic rate from 3.99 to 7.75 in 2003-2004 compared with one irrigation treatment.

  compared with one irrigation treatment

• positive
  Four irrigation treatments increased photosynthetic rate from 9.33 to 13.03 in 2002-2003 compared with one irrigation treatment.

  compared with one irrigation treatment

Evaluation of the effectiveness of an automated irrigation system using wheat crops · 2011

• positive
  The automated irrigation system gave higher photosynthesis rates in wheat than manual irrigation.

  compared with manual one

Regulation mechanism of irrigation schedule on population photosynthesis of winter wheat · 2012

• positive
  Spring irrigations at jointing and booting stages (W2) led to higher photosynthetic rate and yield output.

Effects of Irrigation Schedules on Photosynthetic Carbon Assimilation of Winter Wheat （Triticum aestivum L.） in North China Plain：from Leaf to Population · 2012

• positive
  Irrigation significantly improved population photosynthesis.

Effect of delayed irrigation at jointing stage on canopy temperature and leaf water use efficiency of winter wheat in wide-precision planting pattern · 2015

• positive
  Delayed jointing-stage irrigation in wide-precision planting significantly increased flag-leaf photosynthetic and transpiration rates compared with conventional cultivation.

  compared with conventional-cultivation planting pattern

Precision Planting Patterns Effect on Growth, Photosynthetic Characteristics and Yield of Winter Wheat under Deficit Irrigation · 2016

• positive
  Furrow planting improved Fv/Fm.

Effect of Early-Stage Regulated Deficit Irrigation on Stem Lodging Resistance, Leaf Photosynthesis, Root Respiration and Yield Stability of Winter Wheat under Post-Anthesis Water Stress Conditions · 2016

• positive
  RDI significantly improved leaf photosynthesis and root respiration under post-anthesis stress.

  compared with the control

Effects of Irrigation and Precision Planting Patterns on Photosynthetic Product of Wheat · 2016

• positive
  Irrigation increased total PAR capture ratio and leaf area index.

Radiation Interception, Chlorophyll Fluorescence and Senescence of Flag leaves in Winter Wheat under Supplemental Irrigation · 2017

• positive
  Chlorophyll content index and actual photosynthetic activity of flag leaves in W3 were the highest after the middle grain filling stages.
• positive
  The mean photosynthetically active radiation capture ratio in W3 was significantly higher than in W1, W2 and W4, especially at 20, 40 and 60 cm plant heights.

  compared with W1, W2 and W4

Responses of photosynthesis, dry mass and carbon isotope discrimination in winter wheat to different irrigation depths · 2018

• positive
  Leaf area index, chlorophyll content and net photosynthetic rate increased with irrigation depth compared with surface irrigation.

  compared with surface irrigation treatment D0

Radiation use efficiency of winter wheat in different planting patterns and irrigation frequencies in the North China Plain · 2018

• positive
  Reduced irrigation frequency increased radiation interception at 60 cm in wide-precision planting.

Effect of Irrigation Schedules and Crop Establishment Methods on Physiological Processes, Light Interception, Water and Crop Productivity of Wheat under a Semiarid Agro-Ecosystem · 2018

• positive
  FIRB and irrigation at CRI + 50 mm CPE gave the highest net photosynthesis rate of wheat compared with conventional tillage.

  compared with conventional tillage (CT)

Water-Saving Potential of Subsurface Drip Irrigation For Winter Wheat · 2019

• positive
  Subsurface drip increased net photosynthesis by about 10% versus flood irrigation.

  compared with flood irrigation

Application of Jasmonic Acid and Lithovit to Overcome Adverse Effects of Drought Stress in Wheat · 2019

• positive
  Normal irrigation with 10 ppm JA plus 5% Lithovit generally gave the highest growth, pigment and yield values.

Physiological Manipulation and Yield Response of Wheat Grown with Split Root System under Deficit Irrigation · 2019

• positive
  Partial rootzone drying improved instantaneous Rubisco carboxylation efficiency compared with full and deficit irrigation.

  compared with FI and DI

Optimizing Center Pivot Irrigation to Regulate Field Microclimate and Wheat Physiology under Dry-Hot Wind Conditions in the North China Plain · 2022

• positive
  The 5 mm irrigation gave higher net photosynthetic rate of flag leaves than 2.5 mm irrigation in the middle and late grain filling periods.

  compared with 2.5 mm irrigation

Effect of Activated Water Irrigation on the Yield and Water Use Efficiency of Winter Wheat under Irrigation Deficit · 2022

• positive
  Activated water irrigation improved photosynthetic characteristics of winter wheat at each growth stage.

Effect of Plant Growth Regulators on Soluble Carbohydrates, Photosynthetic Pigments and Chlorophyll Fluorescence of Sirvan and Homa Wheat Cultivars in Rainfed and Irrigation Conditions · 2022

• positive
  Relative water content, rate of water loss and Fv/Fm increased with irrigation relative to the rainfed condition.

  compared with rainfed condition

Effects of supplemental irrigation on grain yield and water and nitrogen efficiencies of winter wheat in the North China Plain · 2023

• positive
  S3 and S4 maintained higher photosynthetic rate after anthesis than CK.

  compared with CK

The effect of growth regulators and irrigation on remobilization and grain filling of bread wheat in tropical climatic conditions · 2023

• positive
  Current photosynthesis and its contribution were highest with complete irrigation.

Effects of irrigation on tiller occurrence, photo-assimilates production and distribution in different stem and tillers and spike formation in wheat · 2023

• positive
  Water-saving irrigation raised upper leaf photosynthetic parameters at wintering and turn-green stages.

  compared with no irrigation treatment

• positive
  Water-saving irrigation significantly increased photosynthetic parameter, dry matter weight and 13C assimilate distribution at jointing.

One-Off Irrigation Combined Subsoiling and Nitrogen Management Enhances Wheat Grain Yield by Optimizing Physiological Characteristics in Leaves in Dryland Regions · 2024

• positive
  The combined treatment increased Pn by 53.0%.

  compared with non-irrigation rotary tillage combined with N240

Irrigation at an Early Growth Stage in Water‐Limited Conditions Improves Wheat Nitrogen Use · 2025

• positive
  Combined irrigation and N supply increased photosynthetic rate and stomatal conductance in wheat relative to limited water and/or N.

  compared with treatments with limited water and/or N

Drip Irrigation Coupled with Wide-Row Precision Seeding Enhances Winter Wheat Yield and Water Use Efficiency by Optimizing Canopy Structure and Photosynthetic Performance · 2026

• positive
  Drip irrigation boosted the net photosynthetic rate of the flag leaf 35 days after flowering by 62.99% relative to QT.

  compared with QT

Yield formation of wheat with different ear types under water-saving supplementary irrigation conditions · 2026

• positive
  Under water-saving supplemental irrigation, S23 had higher net photosynthetic rate in tiller flag leaves after flowering than under other treatments.

  compared with other treatments