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Internal fertilization and external fertilizationinternal means When the fusion of the male and female gamete occurs within the female genital tract it is called internal fertilization. This type of fertilization occurs in all terrestrial animals both oviparous and viviparous. Reptiles, Birds and mammals show internal fertilization
external fertilizationThe fusiri of the gametes occurs outside the body of the animal and is common in aquatic animals. In bony fishes, frogs, echinoderms the sperms and ova are released into the water and their union occurs by Chromosome number of few chance. Since fertilization occurs outside the body of the animal externally, this method is called external fertilization.
What else can I help you with?
What are the different types of fertilizers used?
http://gardening.ygoy.com/2007/07/24/types-of-fertilizers/
What types of chemicals are made from ammonia?
Mainly fertilizers and explosives.
What are what are fertilizers and list the types of fertilizers in a table?
well i have to say if you put it in a list it will look like this: eggshells soda milk salt.......
Can you mix different types of fertilizers together for your plants?
Yes, you can mix different types of fertilizers together for your plants, but it is important to follow recommended guidelines and avoid over-fertilizing, which can harm your plants.
What is a fertilizer for soil in China?
Manufactured and mineral fertilizers nowadays and organic fertilizers prehistorically and historically describe the types of fertilizers for soils in China. Ash, fish, food waste and night soil number among the predominant types until 1950. Since 1950, manufactured and mineral fertilizers, especially those strong on nitrogen, phosphorus and potassium releases, predominate.
Is nitrogen used in making chemical fertilizers?
Yes. Nitrogen is used for making many types of amide/amine-based chemical fertilizers. It is the main constituent of fertilizers like Urea & Di-Amino-Phosphate.
How many types of fertilizers in the world?
There are primarily three types of fertilizers: organic, inorganic (or synthetic), and biofertilizers. Organic fertilizers are derived from natural sources like compost and manure, while inorganic fertilizers are chemically manufactured and provide specific nutrients. Biofertilizers contain living microorganisms that enhance nutrient availability in the soil. Each type serves different agricultural needs and can vary widely in composition and application.
What types of fertilizers help tomato pants to grow faster?
Fertilizers containing nitrogen, phosphorus and potassium in the ratio of 60 : 20: 20 parts per measuring unit.
What are the types of inorganic fertilizer?
The types of inorganic fertilizers one can use are easily broken down in something as simple as water, while giving the plant nutrients immediately. Examples of inorganic fertilizers are any brand with NPK in the ingredients. While ones without NPK are chemicalized.
What are the different types of fertilization?
The types of inorganic fertilizers one can use are easily broken down in something as simple as water, while giving the plant nutrients immediately. Examples of inorganic fertilizers are any brand with NPK in the ingredients. While ones without NPK are chemicalized.
Is sulfuric acid used to make rubber fertilizers and plastic?
Sulfuric acid is used in the production of fertilizers and in certain stages of rubber and plastic manufacturing processes. It is commonly used to produce superphosphate fertilizers and in the vulcanization of rubber, as well as in the production of certain types of plastics like polyethylene terephthalate (PET).
Which companies produce fertilizers?
There are different types of fertilizers that you can purchase. Some companies that produce fertilizer are Acron Group, CF Industries, Mekog, IMC Global, Vale Fertilizantes, Yara International, just to name a few.
