Agriculture Reference
In-Depth Information
throughout the plant, especially when phosphate is short. Liquid fish is a good nitrogen
source that we'll look at in the biostimulants chapter. It doesn't provide a huge amount of
nitrogen, but it's good quality and definitely helps build proteins and amino acids.
As discussed in the cover crops chapter, most legumes contribute nitrogen to the soil. I
use as many as 25% leguminous plants in a new garden design in order to ensure the ni-
trogen needs of the soil food web and plants. You probably need to inoculate your
legumes with Rhizobia, and your soil has to be healthy enough to support them. Other-
wise, they won't hang around, so be sure to work on the nutrient levels, too.
To follow are some other sources of nitrogen.
