University of Maryland Extension

Soil & Irrigation

Soil Fertility Recommendations: Nitrogen, Phosphorus, and Potassium Requirements of Miscanthus

Introduction:Miscanthus x giganteus (miscanthus) is an emerging bioenergy crop with growing interest in Maryland as an alternative poultry bedding material. This extension bulletin outlines the development of soil fertility recommendations based on review of current literature for miscanthus...

Salinity Matters for High Tunnels and Growing Media: How to Interpret Salinity Test Results

High tunnels or hoop houses are popular season-extension tools used by urban farmers, vegetable producers, and cut flower growers. One of the benefits of growing in a high tunnel is that it protects crops from excessive rain and keeps their leaves dry, which can reduce the spread of disease...

Assessing the Extent of Soil Loss from Nursery Tree Root Ball Excavation

A soil quality management issue unique to tree nurseries is the removal of soil off site with sale of the ornamental trees and shrubs, which are harvested with a balled and burlapped (B and B) root ball. The amount of soil removed with B and B harvest and sale has been estimated as much as 5 cm per...

Estimating Irrigation Water Requirements to Optimize Crop Growth

The crop, yield goal, soil, temperature, solar radiation, and other cultural factors determine the amount of water needed during the growing season. Irrigation equipment varies in its efficiency. Crops vary in peak water use and critical timing. There are strategies to maximize profits with minimal...

Precision Soil Sampling

One soil sample often represents 10-50 acres and works well for whole field nutrient application. For those who use precision agriculture equipment to target nutrients where they are needed, different methods must be used. Two that have been developed include grid and zone sampling. This...

Manure as a Natural Resource: Alternative Management Opportunities (EB-420)

A new publication (EB-420) is available from University of Maryland Extension. Manure as a Natural Resource: Alternative Management Opportunities is written as an overview of some existing technologies. Many new ideas are proposed for the region, and understanding the science behind them is...
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