IPI International Potash Institute
IPI International Potash Institute

Publications by the PDA: e-ifc No. 29, December 2011

Publications by the PDA

The Potash Development Association (PDA) is an independent organisation formed in 1984 to provide technical information and advice in the UK on soil fertility, plant nutrition and fertilizer use with particular emphasis on potash. See also www.pda.org.uk.

Note: Hardcopies of PDA’s publications are available only in the UK and Ireland.

Soil Analysis: Key to Nutrient Management. Revised November 2011. Comprehensive guide to soil sampling and interpretation of soil results including indispensable reference material not found in any other single source. Download a pdf file from the PDA website.

Balanced Nutrition Shown by Nitrogen: Sulphur Ratios. November 2011. The majority of the N and S in crops (other than the Brassicae, such as oilseed rape, cabbage, kale etc) is in combination in proteins, and as with most animal proteins the ratio of N to S (N:S) in plants is fairly consistently around 12:1. Read more on the PDA website.

In your Language

Choose your Crop

Choose your App
K Gallery for iPad and iPhone available now from the Apple App Store
Infographics
The Role of Potassium (K) in the Plant (in Urdu)
Potassium and Nitrogen Use Efficiency (NUE) in Urdu
Potassium in Soil and Plant Systems (in Urdu)
IPI profile infographic
Chloride - an essential nutrient
Potassium and Nitrogen Use Efficiency (NUE)
Managing Water and Fertilizer for Sustainable Agricultural Intensification - infographic
Potassium Improves your Crop Quality
Potassium Improves your Health
Potassium in Soil and Plant Systems
The Role of Potassium (K) in the Plant
What does a Plant Need to Live
Assessment of the Impact of Targeted Use of Fertilizer on Irrigated Rice in Asia
The Role of Potassium (K) in the Plant (in Urdu)

New publication