Maximum grain yield was obtained with the combination of 125 mm evaporation irrigation and 184 kg/ha nitrogen.

conjugated linoleic acid · yield · Zea mays (maize)Positive and negative results

5 papers in the same direction as this claim · 1 in the opposite direction

1. no effect
   Adjuvant at 450, 900 and 1350 g ae ha-1 did not increase corn yield.

   Effect of Class Act NG Adjuvant on Glyphosate Efficacy in Corn · 2023

   Opposite direction

2. positive
   The C3S1 saline-water tank mix produced higher maize yield than other saline-water treatments.

   Herbicide Efficacy as Influenced by Spray Fluid Quality and Adjuvants on Yield and Economics of Maize (Zea mays L.) · 2022 · compared with other saline water treatment combinations

   Same direction

3. positive
   Maize grain yield was maximum at irrigation after 50 mm evaporation from an A class pan.

   Fatty acId, seed phosphorous and graIn yIeld o F maIze as In Fluenced by dI FFerent IrrIgatIon and nItrogen F ertIlIzers · 2013

   Same direction

4. positive
   The tank mix with 2% ammonium sulphate in C3S1 water produced higher maize yield than other saline water combinations.

   Herbicide Efficacy as Influenced by Spray Fluid Quality and Adjuvants on Yield and Economics of Maize (Zea mays L.) · 2022 · compared with other saline water treatment combinations

   Same direction

5. positive
   The highest seed yield, 6400.55 kg.ha-1, was obtained with 60 mm evaporation and combined mycorrhiza and phosphate solubilizing bacteria.

   Effect of Mycorrhiza and Phosphate Solublizing Bacteria on Yield of Corn (Zea mays L.) (KSC 704) under Different Irrigation Regimes · 2019

   Same direction

6. positive
   Number of grains per row was maximal (35.08) at 60 mm evaporation from the Class A pan.

   Evaluation Combined Effect of Sulo Potash and Zinc Chelate on Corn Crop Production under Water Deficit Stress Conditions in Southwest of Iran (Shoushtar Region) · 2024

   Same direction

fertilization · yield · Zea mays (maize)Positive and negative results

3,484 papers in the same direction as this claim · 338 in the opposite direction · 85 reporting no difference from an alternative

1. positive
   High fertilizer rates increased maize yield only when other management inputs were high.

   Effects of hybrids, population densities, fertilization and irrigation on grain corn (Zea mays L.) in Quebec · 1992

   Same directionCited by this paper

2. negative
   If the V8 sufficiency index was below 90%, in-season nitrogen application did not attain maximum yields.

   Ability for In‐Season Correction of Nitrogen Deficiency in Corn Using Chlorophyll Meters · 1997

   Opposite direction

3. no effect
   N fertilization did not significantly influence belowground NPP of corn.

   Nitrogen fertilizer effects on soil carbon balances in Midwestern U.S. agricultural systems · 2009

   Opposite direction

4. negative
   Average grain yield of maize was reduced by 37% at low N (no N fertilizer) compared with high N.

   Improving Nitrogen‐Use Efficiency in European Maize · 2003 · compared with HN

   Opposite direction

5. no effect
   2 t pm/ha + 30-20-20 kg NPK/ha gave maize biomass and grain yields similar to 4 t pm/ha.

   Poultry manure effect on growth and yield of maize · 2009 · compared with 4 t pm/ha

   Opposite direction

6. no effect
   Maize yields did not respond to P fertilization.

   Arbuscular mycorrhizal fungi in soil and roots respond differently to phosphorus inputs in an intensively managed calcareous agricultural soil · 2016

   Opposite direction

7. no effect
   More N fertilizer on the previous small-grain crop rarely increased spring soil nitrate or corn yield.

   Soil Nitrate Accumulation and Corn Response to Preceding Small‐Grain Fertilization and Cover Crops · 1999

   Opposite direction

8. no effect
   Starter fertilizer did not increase yield.

   Corn Yield is Equal in Conventional, Reduced, and No Tillage after 20 Years · 1996

   Opposite direction

3,899 papers more in this group