Sentences with phrase «commercial fertilizers»
"Commercial fertilizers" refers to man-made substances that are used to add essential nutrients to soil to help plants grow better. These fertilizers are produced and sold by companies for agricultural purposes. Full definition
We won't use that natural source of iron that nature uses; we'll use commercial fertilizer.
scientificamerican.com
Farmers who grow sweet corn typically add nitrogen in the form of commercial fertilizer for best yield.
The paper didn't fail to mention what we have reported on before, that corn farming for ethanol using management practices such as commercial fertilizer application, mechanical tillage, and intensive drainage is the most important driver of this increase in nitrogen pollution.
Regular compost applications enrich the soil and minimize need for commercial fertilizers.
Diehard organic gardeners swear by fish emulsion but I believe in utilizing a water soluble commercial fertilizer such as Miracle Gro or Peters, 15-20-15 or close to that percentage.
«Many commercial fertilizers focus primarily on infusing soil with chemical forms of nitrogen,» Ferrieri said.
Like many plants, rooibos readily takes in flouride from the surrounding soil, so make sure you buy organic rooibos as commercial fertilizers contain large amounts of flouride.
FHeavy applications of commercial fertilizers also affect soil biodiversity (the soil «food web»).
In the late Edo era and Meiji era (1868 to 1912), the size of the satoyama occupied by one family became smaller because farmers could buy commercial fertilizers and no longer needed leaves for fertilizing, resulting in less intensive forest management.
With one of phosphate's primary uses being the production of commercial fertilizers, the possibility of fluoride residues being absorbed by commercial tea crops being repeatedly treated with phosphate based fertilizers is a very real concern.
The crystals are then dried to a white powder called struvite that can then be used for plant fertilization, and Ganrot says her trial tests show the powdered struvite works as well or better than commercial fertilizers (the powdered form helps it stay longer in the soil).
In addition to water pollution, the application of commercial fertilizers can lead to long - term decreases in soil health, including soil acidification and increased levels of soil pollutants such as heavy metals.
The goal, according to Solomon, is to create technologies across all scales, from a biochar - producing cookstove for sustenance farmers to mid-level, industrial pyrolyzers to make biochar for small farms or commercial fertilizers.
Generally, manure will emit larger amounts of N2O than comparable amounts of commercial fertilizers, Bouwman (1990, 1994 a, b).