ARCHIVE: Nitrate Vulnerable Zones (NVZs) - Guidance for Farmers. Standard values, manure sampling (Leaflet 3 - PB12736c)

Introduction

This Leaflet contains standard values, taken from the Nitrate Pollution Prevention Regulations 2008, and other information that you will need to use to comply with the NVZ rules. This information is presented in the following four Sections:

Section 1 – Standard values needed to calculate your manure storage capacity requirements and compliance with the livestock manure N farm limit

Table 1     Nitrogen and excreta production by cattle
Table 2     Nitrogen and excreta production by pigs
Table 3     Nitrogen and excreta production by poultry
Table 4    

Nitrogen and excreta production by sheep, goats, deer and horses

Section 2 – Information relating to crop nitrogen requirement

Table 5     The N max limits for specified crop types
Table 6     Crops to which manufactured nitrogen fertiliser may be applied during the closed period

Section 3 – Standard values and information needed to determine the nitrogen content of organic manures

Table 7     The total nitrogen content of organic manures and maximum application
rates to supply 250 kg N/ha of total nitrogen
Table 8     The percentage of the total nitrogen content of livestock manures that is
available for crop uptake
Protocol     The standard methodology for sampling slurry and solid manure for analysis

Section 4 – Glossary of terms used in this Guidance 
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