fertigation ppt

What is fertigation method?

Fertigation is a method of fertilizer application in which fertilizer is incorporated within the irrigation water by the drip system. In this system fertilizer solution is distributed evenly in irrigation. ... By this method, fertilizer use efficiency is increased from 80 to 90 per cent.

What is fertigation PDF?

Fertigation is method of applying fertilizers, soil amendments and other water. soluble products required by the plant during its growth stages through drip /sprinkler irrigation system. Page 3. National Committee on Plasticulture Applications in Horticulture (NCPAH)

What are the advantages of fertigation in agriculture?

Fertigation has some specific advantages over broadcast and band fertilization: (1) a frequent supply of nutrients reduces fluctuation of nutrient concentration in soil; (2) there is efficient utilization and precise application of nutrients according to the nutritional requirements of the crop; (3) fertilizers are ...

How does a fertigation system work?

Simply put, fertigation is a process that combines fertilization and irrigation. Fertilizer is added to an irrigation system. ... It also reduces soil erosion and water consumption, reduces the amount of fertilizer utilized, and controls the time and rate it is released.

Which instrument is used for fertigation?

When fertigation is applied through the drip irrigation system, crop foliage can be kept dry thus avoiding leaf burn and delaying the development of plant pathogens. 1) Venturi injector: This is very simple and low cost device.

How do you calculate fertigation?

In other words, the rate of N divided by the linear bed feet gives the amount of N per linear bed foot to be applied. Multiplying the total linear feet of bed and the amount of N per linear foot of bed provides the total amount of N for the fertigation event.

Which fertilizer should not be mixed?

Ammonium phosphates and super phosphates should not be mixed with lime, slag, rock phosphate or CAN. Potassium chloride and sulfate of potash can be mixed with most fertilizers, but mixtures of these fertilizers with urea and calcium ammonium nitrate should not be stored.

What is the other name for flood irrigation?

Irrigation by natural processes is called natural sub irrigation. 2. What is the other name for Flood Irrigation? a) Flow Irrigation.

What is a fertilizer injector?

Fertilizer injectors are devices used to apply water-soluble fertilizers, pesticides, plant growth regulators, wetting agents and mineral acids during crop production. They are a vital part of modern greenhouse or nursery operations.

What are complete fertilizers?

A complete fertilizer is one that includes all three elements. All parts of a plant need nitrogen for growth—the roots, leaves, stems, flowers and fruits. Nitrogen gives plants their green color and is needed to form protein. ... On the other hand, too much nitrogen kills plants.

Can fertigation control alkalinity?

Combining Fertilizer Injection with pH (Alkalinity) Control

Acids have been and always will be an excellent tool for growers. Acids help you gain better control of your irrigation water's alkalinity (mostly bicarbonates and carbonates), as well as the pH of your growing media.

What is precision agriculture technology?

Precision agriculture is a farming management concept based on observing, measuring and responding to variability in crops. ... When utilizing precision agriculture technology, producers can become better stewards of the land by incorporating nutrient best management practices into their farming operation.

What are 4 types of irrigation techniques?

The different types of irrigation include- sprinkler irrigation, surface irrigation, drip irrigation, sub-irrigation and manual irrigation.

How do you install a fertigation system?

How to Install Your Own Fertigation System

Step 1 - Install the Valves. The first step is to install the one-way valve into your irrigation system. ...
Step 2 - Connect the Water. ...
Step 3- Fit the Pumps. ...
Step 4- Fit the Root Feeders. ...
Step 5 - Fit the Timer.

Which fertilizer is the best system of irrigation?

Drip irrigation is the most efficient and appropriate irrigation system. Instead of wetting the whole field surface, water is applied only to the plant root zone. The primary goal of drip irrigation is to apply water at the time when plants need it most and in rates needed for proper plant growth.

What is the define of irrigation?

1 : the watering of land by artificial means to foster plant growth. 2 : the therapeutic flushing of a body part with a stream of liquid.

How can you improve the uniformity of irrigation and fertigation applications?

You may need to add new nozzles, replace worn nozzles or change to closer spacing to get greater uniformity of overhead systems. More uniform watering results in more uniformity in plugs, seedlings and mature plants. Checking your system will help to see where changes should be made.

How is NPK calculated?

The calculation can be described in four steps: Add volumes (ml) together to get overall volume. Divide individual volumes by overall volume. Multiply result to N, P, and K of each corresponding ratio.

How is fertilizer measured?

All fertilizer labels have three bold numbers. The first number is the amount of nitrogen (N), the second number is the amount of phosphate (P₂O₅) and the third number is the amount of potash (K₂O). These three numbers represent the primary nutrients (nitrogen(N) - phosphorus(P) - potassium(K)).

How do you get NPK 4 18 38?

DO NOT BUY KITS THAT ARE PREMIXED!

1 Gallon Recipe: 2.4 grams MasterBlend 4-18-38 *Dissolve in water 1st. 1.2 grams Magnesium Sulfate (Epsom Salt) *Dissolve in water 2nd. ...
5 Gallon Recipe: 12 grams MasterBlend 4-18-38 *Dissolve in water 1st. 6 grams Magnesium Sulfate (Epsom Salt) *Dissolve in water 2nd.