Skip to content
Field Crop News logo
  • News
    • All News
    • Ag Business Minutes
    • Crop Reports
    • Field Crop Q&A
    • Baute Bug Blog
    • Crop Chats
    • Weather Data
  • Topics
    • Corn
    • Soybeans
    • Forages
    • Cereals
    • Dry Beans
    • Canola
    • Other Crops
    • Soil Health
    • Soil Fertility
    • Weed Control
    • Insect & Pest Management
    • Disease Management
    • Field Scouting
    • Decision Tools
  • Ask a Specialist
  • Events
  • Video

Tag: corm

How much rainfall will leach nitrogen in corn?

Posted on March 17, 2025 (March 15, 2025) by Ben Rosser

Heavy rainfall can cause nitrates to move down through the soil and possibly below the corn crop’s root zone where it is less available for uptake. How much rainfall is needed to leach nitrogen (N)? Should we be applying extra N to corn to cover losses if a lot of rainfall has occurred in July […]

Read More…

About

  • About
  • Field Crop Q&A
  • Tips
  • Crop Chats

Tools

  • Apps
  • Presentations and Videos
  • Great Lakes and Maritimes Pest Monitoring Network
  • Regional Corn Rootworm Trap Network
  • Mapping Tools
  • Tools for Corn Growers

Variety Selection

  • Canola
  • Cereals
  • Corn
  • Edible Beans
  • Forages
  • Soybeans

Publications

  • Agronomy Guide
  • Crop Protection Guide
  • Guide to Weed Control
  • Soil Fertility Handbook
  • Problem Weed Guide
  • Weed ID Guide

Subscribe

Subscribe to the Field Crop News mailing list.

Thank you!

You have successfully joined our subscriber list.

Supported by

© 2026 Ontario Ministry of Agriculture, Food and Rural Affairs, All Rights Reserved. Contributor login.