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Food crops that benefit from natural fertilizers and biological controls are examples of ancient types of crops, fertilizers and pesticides.
Specifically, cereals, corn and rice are examples of ancient food crops. Compost can serve as an example of an ancient natural fertilizer. In fact, one of the first written sources on composting comes from the ancient Roman civilization. Proper soil aeration and irrigation systems may serve as examples of ancient biological controls.
What else can I help you with?
Do fertilizers harm your bodies?
It truly depends on the type of fertilizer, and how it is used. Some fertilizers are made bu composting other plants, such as carrot peels and other scraps from your kitchen. Other fertilizers are made from bone or fish. Certain types are very safe. Other types of fertilizer usually contain a mix of the basic ingredients nitrogen, potassium, phosphorus, and zinc. These are also fairly low impact on the human body. The problem usually comes in when fertilizers are mixed with pesticides. Some commercial applications come as a two in one. Most of the top pesticides are known to contain carcinogens, which means ingredients that can cause cancer. When pesticides are added to the fertilizer, there are quite a few health problems that can occur if a person is exposed.
What are the different types of fertilizers used?
http://gardening.ygoy.com/2007/07/24/types-of-fertilizers/
Can organic fertilizers be used in hydroponics?
Organic is fine, but you need to read up about what types to use and how much.
What type of runoff would you find pesticides in?
lakes/rivers/lakes/dams/drinking reservoirs/ Regarding actual types of runoff, pesticides would most likely be found in farm and agricultural runoff resulting from ploughed furrows between crops.
Is organic farming the same as organic compound?
No. Organic farming is a method of farming for which no synthetic chemicals are used. This includes fertilizers and all types of pesticides. An organic compound is a substance.No. As said below organic faming uses no man made chemicals and organic compounds are carbon based.
What is chemical nature of pesticides?
Many types of pesticides are known; for detail see this link; http://en.wikipedia.org/wiki/Pesticide#Types.
How is farming different from today to 8000 years ago?
Farming today is much more mechanized and reliant on technology compared to 8000 years ago. Modern farming practices have significantly increased yields and efficiency through the use of advanced machinery, fertilizers, pesticides, and genetic modifications. Additionally, the types of crops grown and the scale of farming operations have changed over time.
What is the name of the chemical that farmers use to keep pests away?
Pesticides. What exactly they are.. well, there are various types.
What type of pollution do you get from using chemical fertilizers and pesticides?
nonpiont-source pollution
How do pesticides affect life?
Pesticides can affect life in many different ways. Pesticides help farmers increase their crop production. Pesticides can kill many types of insects and animals.
Where do pesticides come from?
Pesticides come from out the air by all types of chemicals mixed up together
Why are pesticides used?
Pesticides are used in order to kill insects. If insects get on some types of vegetation, it can kill it.
