What vegetable has no nutritional value?

What vegetable has no nutritional value?

Iceberg Lettuce It has almost no nutritional value, less than one gram of fiber per cup, and only 10 calories.

Why are we losing soil?

Climate change, the spread of intensive agriculture, deforestation and industrial activity have accelerated the loss of soils in almost every country in the world.

Why do farmers use extra fertilizers?

Fertilizers are added to crops in order to produce enough food to feed the human population. Fertilizers provide crops with nutrients like potassium, phosphorus, and nitrogen, which allow crops to grow bigger, faster, and to produce more food.

Which manure is best for grass?

If you want a manure that's easy to apply, sheep and goat manure are winners. Because they're dry, they are easy to crumble and sprinkle on your lawn or mix with other ingredients. Like poultry manure, they're high in nitrogen, but they are less odorous and don't burn lawns as much as other types of manure can.

What are the disadvantages of fertilizers?

Disadvantages of Fertilizers

  • They are expensive.
  • The ingredients in the fertilizers are toxic to the skin and respiratory system.
  • Excessive use of fertilizers damages the plants and reduces soil fertility.
  • Leaching occurs and the fertilizers reach the rivers causing eutrophication.

What are the pros and cons of using fertilizer?

Top 10 Fertilizer Pros & Cons – Summary List
Fertilizer ProsFertilizer Cons
Fertilizers can maximize crop yieldsGroundwater pollution
Multiple harvests per year may become possibleExcessive use can do more harm than good
Plants can better protect against pestsChemical fertilizers are not natural products

What is the main disadvantages of using inorganic fertilizers?

• Accumulation of toxic wastes Inorganic fertilizers are not entirely composed of the nutrients needed by the plants. It also contains salts and other compounds. These are not absorbed by the plants so they are left behind in the soil and build up over time.