1. Biofertilizers are living microorganisms that help plants grow by increasing the supply of nutrients through natural processes like nitrogen fixation and phosphorus solubilization. They can be classified based on their function into nitrogen fixers, phosphorus solubilizers, and plant growth promoters.
2. Common biofertilizers include Rhizobium for legumes, Azotobacter and Azospirillum for cereals, and mycorrhizal fungi. Liquid formulations have longer shelf lives and are easier for farmers to use than carrier-based biofertilizers. Proper application methods and dosages depend on the crop.
3. While biofertilizers provide ecological benefits over chemical
Biofertilizers are living microbes that enhance plant nutrition by either by mobilizing or increasing nutrient availability in soils. Various microbial taxa including beneficial bacteria and fungi are currently used as biofertilizers, as they successfully colonize the rhizosphere, rhizoplane or root interior.
Use of biofertilizers is one of the important components of integrated nutrient management, as they are cost effective and renewable source of plant nutrients to supplement the chemical fertilizers for sustainable agriculture This ppt is very essential & useful for vegetable crop production, because present time the farmers was used fertilizers is more compared to the recommended dose of fertilizer. so i can suggested the farmers use of bio fertilizer because they have farmers ecofriendly.
INTRODUTION A biofertilizer is a substance which contains living microorganisms, when applied to seed, plant surfaces, or soil, colonizes the rhizosphere or the interior of the plant and promotes growth by increasing the supply or availability of primary nutrients to the host plant.
Biofertilizers have enough strength to improve the productivity of crop plants as well as soil health. In this slide various biofertilizers, their role, use, application methods are briefly described.
This presentation will cover mainly Bio-Fertilizers, This presentation is given by Miss Khunsha Fatima, Bio-Fertilizers, thier classification and importance discussed in detail.
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Climate change refers to significant and lasting changes in the average weather patterns over periods ranging from decades to millions of years. It encompasses both global warming driven by human emissions of greenhouse gases and the resulting large-scale shifts in weather patterns. While climate change is a natural phenomenon, human activities, particularly since the Industrial Revolution, have accelerated its pace and intensity
Biofertilizers are living microbes that enhance plant nutrition by either by mobilizing or increasing nutrient availability in soils. Various microbial taxa including beneficial bacteria and fungi are currently used as biofertilizers, as they successfully colonize the rhizosphere, rhizoplane or root interior.
Use of biofertilizers is one of the important components of integrated nutrient management, as they are cost effective and renewable source of plant nutrients to supplement the chemical fertilizers for sustainable agriculture This ppt is very essential & useful for vegetable crop production, because present time the farmers was used fertilizers is more compared to the recommended dose of fertilizer. so i can suggested the farmers use of bio fertilizer because they have farmers ecofriendly.
INTRODUTION A biofertilizer is a substance which contains living microorganisms, when applied to seed, plant surfaces, or soil, colonizes the rhizosphere or the interior of the plant and promotes growth by increasing the supply or availability of primary nutrients to the host plant.
Biofertilizers have enough strength to improve the productivity of crop plants as well as soil health. In this slide various biofertilizers, their role, use, application methods are briefly described.
This presentation will cover mainly Bio-Fertilizers, This presentation is given by Miss Khunsha Fatima, Bio-Fertilizers, thier classification and importance discussed in detail.
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@kuddlelifefoundation
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https://www.linkedin.com/company/kuddlelifefoundation/
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info@kuddlelife.org
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Willie Nelson is a name that resonates within the world of music and entertainment. Known for his unique voice, and masterful guitar skills. and an extraordinary career spanning several decades. Nelson has become a legend in the country music scene. But, his influence extends far beyond the realm of music. with ventures in acting, writing, activism, and business. This comprehensive article delves into Willie Nelson net worth. exploring the various facets of his career that have contributed to his large fortune.
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Introduction
Willie Nelson net worth is a testament to his enduring influence and success in many fields. Born on April 29, 1933, in Abbott, Texas. Nelson's journey from a humble beginning to becoming one of the most iconic figures in American music is nothing short of inspirational. His net worth, which estimated to be around $25 million as of 2024. reflects a career that is as diverse as it is prolific.
Early Life and Musical Beginnings
Humble Origins
Willie Hugh Nelson was born during the Great Depression. a time of significant economic hardship in the United States. Raised by his grandparents. Nelson found solace and inspiration in music from an early age. His grandmother taught him to play the guitar. setting the stage for what would become an illustrious career.
First Steps in Music
Nelson's initial foray into the music industry was fraught with challenges. He moved to Nashville, Tennessee, to pursue his dreams, but success did not come . Working as a songwriter, Nelson penned hits for other artists. which helped him gain a foothold in the competitive music scene. His songwriting skills contributed to his early earnings. laying the foundation for his net worth.
Rise to Stardom
Breakthrough Albums
The 1970s marked a turning point in Willie Nelson's career. His albums "Shotgun Willie" (1973), "Red Headed Stranger" (1975). and "Stardust" (1978) received critical acclaim and commercial success. These albums not only solidified his position in the country music genre. but also introduced his music to a broader audience. The success of these albums played a crucial role in boosting Willie Nelson net worth.
Iconic Songs
Willie Nelson net worth is also attributed to his extensive catalog of hit songs. Tracks like "Blue Eyes Crying in the Rain," "On the Road Again," and "Always on My Mind" have become timeless classics. These songs have not only earned Nelson large royalties but have also ensured his continued relevance in the music industry.
Acting and Film Career
Hollywood Ventures
In addition to his music career, Willie Nelson has also made a mark in Hollywood. His distinctive personality and on-screen presence have landed him roles in several films and television shows. Notable appearances include roles in "The Electric Horseman" (1979), "Honeysuckle Rose" (1980), and "Barbarosa" (1982). These acting gigs have added a significant amount to Willie Nelson net worth.
Television Appearances
Nelson's char
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The objective of this work is to contribute to valorization de Nephelium lappaceum by the characterization of kinetics of drying of seeds of Nephelium lappaceum. The seeds were dehydrated until a constant mass respectively in a drying oven and a microwawe oven. The temperatures and the powers of drying are respectively: 50, 60 and 70°C and 140, 280 and 420 W. The results show that the curves of drying of seeds of Nephelium lappaceum do not present a phase of constant kinetics. The coefficients of diffusion vary between 2.09.10-8 to 2.98. 10-8m-2/s in the interval of 50°C at 70°C and between 4.83×10-07 at 9.04×10-07 m-8/s for the powers going of 140 W with 420 W the relation between Arrhenius and a value of energy of activation of 16.49 kJ. mol-1 expressed the effect of the temperature on effective diffusivity.
Characterization and the Kinetics of drying at the drying oven and with micro...
बायोफर्टीलाइजर के प्रकार और उनकेे प्रयोग की वि.pdf
1. बायोफर्टीलाइजर क
े प्रकार और उनक
े ेे प्रयोग की विधि
'Biofertilizer' is a substance which contains living microorganism which, when applied to seed, plant
surfaces, or soil, colonizes the rhizosphere or the interior of the plant and promotes growth by increasing
the supply or availability of primary nutrients to the host plant.Biofertilizers are not fertilizers.
Fertilizers directly increase soil fertility by adding nutrients. Biofertilizers add nutrients through the
natural processes of fixing atmospheric nitrogen, solubilizing Phosphorus, and stimulating plant growth
through the synthesis of growth promoting substances.
Biofertilizers can be grouped in different ways based on their nature and function.
S. No. Groups Examples
Nitrogen (N2) fixing Biofertilizers
1 Free-living Azotobacter, Clostridium, Anabaena,
Nostoc,
2 Symbiotic Rhizobium, Frankia, Anabaena azollae
3 Associative Symbiotic Azospirillum
P Solubilizing Biofertilizers
1 Bacteria Bacillus megaterium var. phosphaticum
Bacillus circulans, Pseudomonas striata
2 Fungi Penicillium sp, Aspergillus awamori
P Mobilizing Biofertilizers
1 Arbuscular mycorrhiza Glomus sp.,Gigaspora sp.,Acaulospora
sp.,
Scutellospora sp. & Sclerocystis sp.
2 Ectomycorrhiza Laccaria sp., Pisolithus sp., Boletus sp.,
Amanita sp.
3 Orchid mycorrhiza Rhizoctonia solani
Biofertilizers for Micro nutrients
1 Silicate and Zinc
solubilizers
Bacillus sp.
Plant Growth Promoting Rhizobacteria
1 Pseudomonas Pseudomonas fluorescens
Different types of biofertilizers:
1. Rhizobium -This belongs to bacterial group and the classical example is symbiotic nitrogen fixation.
The bacteria infect the legume root and form root nodules within which they reduce molecular nitrogen
to ammonia which is reality utilized by the plant to produce valuable proteins, vitamins and other
nitrogen containing compounds.
The site of symbiosis is within the root nodules. It has been estimated that 40-250 kg N / ha / year is
fixed by different legume crops by the microbial activities of Rhizobium. Table shows the N fixation
rates.
Table: Quantity of biological N fixed by Liqiud Rhizobium in different crops
Host
Group
Rhizobium Species Crops N fix
kg/ha
Pea group Rhizobium
leguminosarum
Green pea,
Lentil
62- 132
Soybean
group
R.japonicum Soybean 57- 105
Lupini
Group
R. lupine orinthopus Lupinus 70- 90
Alfafa
grp.Group
R.mellilotiMedicago
Trigonella
Melilotus 100- 150
Beans
group
R. phaseoli Phaseoli 80- 110
2. Clover
group
R. trifoli Trifolium 130
Cowpea
group
R. species Moong,
Redgram,
Cowpea,
Groundnut
57- 105
Cicer
group
R. species Bengal gram 75- 117
2. Azotobacter -
It is the important and well known free living nitrogen fixing aerobic bacterium. It is used as a Bio-
Fertilizer for all non leguminous plants especially rice, cotton, vegetables etc.
Azotobacter cells are not present on the rhizosplane but are abundant in the rhizosphere region. The
lack of organic matter in the soil is a limiting factor for the proliferation of Azotobaceter in the soil.
3. Azospirillum-
It belongs to bacteria and is known to fix the considerable quantity of nitrogen in the range of 20-
40 kg N/ha in the rhizosphere in non- leguminous plants such as cereals, millets, Oilseeds, cotton etc.
4. Cyanobacteria-
A group of one celled to many celled aquatic organisms. Also known as blue-green
algae
5. Azolla -
Azolla is a free floating water fern that floats in water and fixes atmospheric nitrogen in association
with nitrogen fixing blue green alga Anabaenaazollae. Azolla fronds consist of sporophyte with a
floating rhizome and small overlapping bi-lobed leaves and roots. Azolla is considered to be a potential
biofertilizer in terms of nitrogen contribution to rice.
Long before its cultivation as a green manure, Azolla has been used as a fodder for domesticated
animals such as pigs and ducks. In recent days, Azolla is very much used as a sustainable feed
substitute for livestock especially dairy cattle, poultry, piggery and fish
6. Phosphate solubilizing microorganisms (PSM)
7. AM fungi-
An arbuscular mycorrhiza (AM Fungi) is a type of mycorrhiza in which the fungus penetrates the
cortical cells of the roots of a vascular plant.
8. Silicate solubilizing bacteria (SSB)-
Microorganisms are capable of degrading silicates and aluminum silicates. During the metabolism
of microbes several organic acids are produced and these have a dual role in silicate weathering.
9. Plant Growth Promoting Rhizobacteria (PGPR)-
The group of bacteria that colonize roots or rhizosphere soil and beneficial to crops are referred to
as plant growth promoting rhizobacteria (PGPR).
Liquid Biofertilizers
Benefits:-
The advantages of Liquid Bio-fertilizer over conventional carrier based Bio-fertilizers are listed below:-
3. • Longer shelf life -12-24 months.
• No contamination.
• No loss of properties due to storage upto 45º c.
• Greater potentials to fight with native population.
• Easy identification by typical fermented smell.
• Better survival on seeds and soil.
• Very much easy to use by the farmer.
• High commercial revenues.
• High export potential.
Characteristics of different liquid Bio-fertilizers
1. Characteristics of Rhizobium
Physical features of liquid Rhizobium:
• Dull white in colour
• No bad smell
• No foam formation, pH 6.8-7.5
2. Characteristics of Azospirllium
Physical features of liquid Azospirillum:
• The colour of the liquid may be blue or dull white.
• Bad odours confirms improper liquid formulation and may be concluded as mere broth.
• Production of yellow gummy colour materials comfirms the quality product.
• Acidic pH always confirms that there is no Azospirillum bacteria in the liquid.
Role of Liquid Azospirillum under field conditions:
• Stimulates growth and imparts green colour which is a characteristic of a healthy plant.
• Aids utilization of potash, phosphorous and other nutrients.
• Encourage plumpness and succulence of fruits and increase protein percentage.
3. Characteristics of Azotobacter-
Physical features of liquid Azotobacter:
The pigmentation that is produced by Azotobacter in aged culture is melanin which is due to oxidation
of tyrosine by tyrosinase an enzyme which has copper. The colour can be noted in liquid forms. Some
of the pigmentation are described below-
• A. chroococcum: Produces brown-black pigmentation in liquid inoculum.
• A. beijerinchii: Produces yellow- light brown pigementation in liquid inoculum
• A. vinelandii: Produces green fluorescent pigmentation in liquid inoculum.
• A. paspali: Produces green fluorescent pigmentation in liquid inoculum.
• A. macrocytogenes: Produces, pink pigmentation in liquid inoculum.
• A. insignis: Produces less, gum less, grayish-blue pigmentation in liquid inoculum.
• A. agilies: Produces green-fluorescent pigmentation in liquid inoculum.
4. Characteristics of Acetobaceter-
This is a sacharophillic bacteria and associate with sugarcane, sweet potato and sweet sorghum plants
and fixes 30 kgs/ N/ ha year. Mainly this bacterium is commercialized for sugarcane crop. It is known to
increase yield by 10-20 t/ acre and sugar content by about 10-15 percent.
Liquid Bio-fertlizer application methodology-
4. There are three ways of using Liquid Bio-fertilizers
1. Seed treatment
2. Root dipping
3. Soil application
Dosage of liquid Bio-fertilizers in different crops
Recommended Liquid Bio-fertilizers and its application method, quantity to be used in different crops
are as follows:
Crop Recommended
Biofertilizer
Application
method
Quantity
to be
used
ml/acre
Field crops Rhizobium Seed
treatment
200
Pulses
Chickpea, pea, Groundnut,
soybean, beans, Lentil, lucern,
Berseem, Green gram, Black
gram, Cowpea and pigeon
pea
Cereals Azotobacter/
Azospirillum
Seed
treatment
200
Wheat, oat, barley
Rice Azospirillum Seed
treatment
200
Oil seeds Azotobacter Seed
treatment
200
Mustard, seasum, Linseeds,
Sunflower, castor
Millets Azotobacter Seed
treatment
200
Pearl millets, Finger millets,
kodo millet
Maize and Sorghum Azospirillum Seed
treatment
200
Forage crops and Grasses Azotobacter Seed
treatment
200
Bermuda grass, Sudan grass,
Napier Grass , Para Grass,
Star Grass etc.
5. Other Misc. Plantation Crops Azotobacter Seedling
treatment
500
Tobacco
Tea, Coffee Azotobacter Soil
treatment
400
Rubber, Coconuts Azotobacter Soil
treatment
2-3
ml/plant
Agroforestry / Fruit Plants Azotobacter Soil
treatment
2-3
ml/plant
at
nursery
All fruit / agro-forestry
(herb,shrubs, annuals and
perennial) plants for fuel
wood fodder, fruits, gum,
spice, leaves, flowers, nuts
and seeds puppose
Leguminous plants/ trees Rhizobium Soil
treatment
1-2
ml/ plant
How to apply or use Biofertilizers
There are three major ways of applying biofertilizers
1. Seed treatment
One packet of the inoculant is mixed with 200 ml of rice kanji to make a slurry. The seeds required for
an acre are mixed in the slurry so as to have a uniform coating of the inoculant over the seeds and then
shade dried for 30 minutes.
The shade dried seeds should be sown within 24 hours. One packet of the inoculant (200 g) is sufficient
to treat 10 kg of seeds.
2. Seedling root dip
This method is used for transplanted crops. Two packets of the inoculant is mixed in 40 litres of water.
The root portion of the seedlings required for an acre is dipped in the mixture for 5 to 10 minutes and
then transplanted.
3. Main field application
Four packets of the inoculant is mixed with 20 kgs of dried and powdered farm yard manure and then
broadcasted in one acre of main field just before transplanting.
Rhizobium :- For all legumes, Rhizobium is applied as seed inoculant. Quantity of Rhizobium
as seed application in differen crops is
S. No. Crop Total requirement of packets per ha
1 Soybean 5
2 Groundnut 5
3 Bengalgram 5
4 Blackgram 3
5 Greengram 3
6 Redgram 3
7 Cowpea 3
Azospirillum/Azotobacter
6. In the transplanted crops, Azospirillum is inoculated through seed, seedling root dip and soil
application methods. For direct sown crops, Azospirillum is applied through seed treatment and soil
application.
Precautions in using Biofertilizers
• Bacterial inoculants should not be mixed with insecticide, fungicide, herbicide and fertilizers.
• Seed treatment with bacterial inoculant is to be done at last when seeds are treated with
fungicides.
Constraints in Biofertilizer Technology
Though the biofertilizer technology is a low cost, ecofriendly technology, several constraints limit the
application or implementation of the technology the constraints may be environmental, technological,
infrastructural, financial, human resources, unawareness, quality, marketing, etc. The different
constraints in one way or other affecting the technique at production, or marketing or usage.
1. Technological constraints
• Use of improper, less efficient strains for production.
• Lack of qualified technical personnel in production units.
• Production of poor quality inoculants without understanding the basic microbiological
techniques
• Short shelf life of inoculants.
2. Infrastructural constraints
• Non-availability of suitable facilities for production
• Lack of essential equipments, power supply, etc.
• Space availability for laboratory, production, storage, etc.
• Lack of facility for cold storage of inoculant packets
3. Financial constraints
• Non-availability of sufficient funds and problems in getting bank loans
• Less return by sale of products in smaller production units.
4. Environmental constraints
• Seasonal demand for biofertilizers
• Simultaneous cropping operations and short span of sowing/planting in a particular locality
• Soil characteristics like salinity, acidity, drought, water logging, etc.
5. Human resources and quality constraints
• Lack of technically qualified staff in the production units.
• Lack of suitable training on the production techniques.
• Ignorance on the quality of the product by the manufacturer
• Non-availability of quality specifications and quick quality control methods
• No regulation or act on the quality of the products
• Awareness on the technology
• Unawareness on the benefits of the technology
• Problem in the adoption of the technology by the farmers due to different methods of
inoculation.
• No visual difference in the crop growth immediately as that of inorganic fertilizers.