The low K availability in soil due to long-term intensive

The gap

Evidence profile

Sourced from the abstract and stated research gap of the source papers, classified as general, drawn from work published between 2015 and 2026, spanning 3 journals. Those papers have been cited 28 times in total.

Supporting evidence — 3 representative gaps

• Soil Organic Carbon, Nitrogen, and Phosphorus Levels and Stocks After Long‐Term Nitrogen Fertilization (2015) · CLEAN - Soil Air Water · cited 12× · doi

  However, conflicting findings have been reported in the literature about the long‐term effects of nitrogen (N) fertilization on the profile distribution of SOC, N, and phosphorus (P) concentrations and stocks.

  generalabstractevidence 5/5
  Keywords: conflicting reported literature long term effects nitrogen fertilization profile distribution phosphorus concentrations stocks
• In vitro Potassium Solubilization by Cereibacter sphaeroides M-Sl-09, Rhodopseudomonas thermotolerans M-So-11 and Rhodospeudomonas palustris M-So-14 Isolated from Alluvial Soils of An Giang, Vietnam (2026) · Agricultural Science Digest - A Research Journal · doi

  The low K availability in soil due to long-term intensive agricultural practices. The need for sustainable agriculture practices that reduce chemical fertilizer use.

  generalstated research gapevidence 5/5
  Keywords: low availability soil due long-term intensive agricultural practices
• Short planks in the crop nutrient barrel theory of China are changing: Evidence from 15 crops in 13 provinces (2022) · Food and Energy Security · cited 16× · doi

  Abstract Large quantities of fertilizers, mainly nitrogen (N), phosphorus (P), and potassium (K), are used in China's crop production; however, whether N, P, and K still limit yield under the current high input remains unknown.

  generalabstractevidence 4/5
  Keywords: abstract large quantities fertilizers mainly nitrogen phosphorus potassium used china crop production whether still limit

Questions about this gap