Irrigation at 85% depletion gave the lowest maize yield.

soil water · yield · Zea mays (maize)Positive and negative results

22 papers in the same direction as this claim · 41 in the opposite direction

1. positive
   In a wet year, the 120 cm water table gave the highest corn yield.

   Corn Yield and Nutrient Uptake as Affected by Water‐Table Depth and Soil Submergence¹ · 1975 · compared with that at the 60 cm depth

   Opposite direction

2. positive
   At 1.4 g N plant-1, 60-cm WTC increased corn yield to 95 g plant-1, versus 68 and 18 g plant-1 at 30 and 80 cm.

   Optimizing Corn Production and Reducing Nitrate Losses with Water Table Control‐Subirrigation · 1997 · compared with 30‐cm

   Opposite direction

3. positive
   Irrigation at 15% of available soil water capacity gave significantly higher corn grain yield (29.16 t ha(-1)) than irrigation at 50%.

   Irrigation Frequencies and Corn (Zea mays L.) Yield Relation in Northern Turkey · 2007 · compared with irrigation at 50% of available soil water capacity

   Opposite direction

4. positive
   Low soil moisture tension throughout the season gave maximum grain yield of 153 bu./acre.

   Irrigation Practice for Corn Production in Relation to Stage of Plant Development · 1955

   Opposite direction

5. positive
   At Hoytville in the driest year, the 10-inch water table yielded 196 bu/acre versus 135 bu/acre with drainage only.

   Yield Response of Corn to a Subirrigation/Drainage Management System in Northern Ohio · 1999 · compared with drainage only plots

   Opposite direction

6. positive
   Corn grain yield was maximum at a 60-cm water table under the experimental conditions.

   Effect of water-table management and nitrogen supply on yield, plant growth and water use of corn in undisturbed soil columns · 1996

   Opposite direction

7. positive
   Soil water conservation significantly increased maize grain yield relative to no conservation.

   Restoring the Land Productivity of Eroded Land through Soil Water Conservation and Improved Fertilizer Application on Pothwar plateau in Punjab Province, Pakistan · 2011 · compared with no SWC

   Opposite direction

8. positive
   Irrigation at 0.2 or 0.3 bar increased grain yields relative to 0.6 bar in each year.

   Response of Three Corn Hybrids to Low Levels of Soil Moisture Tension in the Plow Layer¹ · 1973 · compared with 0.6 bar

   Opposite direction

55 papers more in this group