Table of Contents[hide]
Papayas are commercially important tropical fruits because of their nutritionary and medicative prop . The refinement of Papaya develop in southern Mexico and Costa Rica . Papayas are popular fruits with high nutritionary and medicinal value . Moreover , it bears fruit in less than a yr , raise fruit in a high take per unit of measurement area , and set off tolerate them before than other fruit crops .
The following pests and disease pose the greatest scourge to the melon tree industry . verify you are familiar with these pest and diseases and supervise your orchard regularly for any suspicious plant pest or yield symptoms you have not see before .
How to control pests and diseases in Papaya
The Carica papaya mealybug is a pocket-size polyphagous sucking louse with pest status that attacks several genera of host plants , include economically important tropic fruits , vegetables , and ornamental . Infestation of the mealybug appears as clusters of cotton fiber - like masses on the above - ground portion of industrial plant with prospicient waxy filament . The green and grownup stages of Papaya mealybug suck the sap of the plant and counteract it .
In case you omit it : How to Grow Papaya from Seed to Harvest : crack How this Guide Helps tiro
grown whiteflies have soft body and resemble moth . Powdery wax overlay the backstage , and the body is light-colored yellow . Like a collapsible shelter , the wing cover the torso . There is a tenuous divergence in size between the adult males and females — an grownup lives for one to three weeks . Mostly , the females lay their eggs near the veins on the bottom of the leaves . The first instar larva moves on the leaf Earth’s surface to locate a suitable feeding site upon think of . After inserting its pierce and sucking mouthpart , it start out suck sap from the bast .
Image Source
Aphids are one of the nonaged pest of Papaya , give suck its juice with their piercing - sucking rima oris part . stimulate long antennae and legs , these insects are sonant - corporal and 20 to 30 mm long . They may be green , yellow , or grim , with or without extension . Also , they release honeydew , which draw pismire and promotes the ontogenesis of coal-black mold . It has also been reported that some aphid are transmitter of computer virus disease in add-on to feeding on melon tree plant .
An grownup female is elliptical with a hopeful crimson anterior side and a dingy purple dark-brown posterior side . On the leaf , mites spin a silken web . After each developmental stage , a quiescent form follow , and the life history cycle is completed within 10 - 14 days . The eggs are ruby-red , global , and have a little filament . Upon hatching , it will go through two nymphal stages before becoming an grownup .
In case you missed it : Papaya Gardening For founding father – Planting FAQs
Image Source
The plague make damage to the flora and the fruit . Fruit flies can infect Papaya when fruits are allowed to ripen on the tree beyond the urge harvest leg . The spider hint are small ( 0.5 millimetre long ) and can only be picture through a magnifying field glass . Usually , they are jaundiced - immature or red with or without two colored spots . With the supporter of its pointed ovipositor , the female puncture the prohibited wall of fledged fruit and inset eggs in small clump within its mesocarp .
grasshopper can decimate your harvest . It is because they eat around 50 % of their weight daily . So no matter where they are in their life-time cycle , they will jaw away at the stem and leaves of plant in your crop . If left unchecked , this damage can become dangerous , get out your entire garden without leave , ineffective to grow .
In case you overlook it : Growing Papaya In Polyhouse – Greenhouse In India
Image Source
Papaya foundation rot , do by a specie of Phytophthtora , is a disease characterize by spongy , piss - soaked patches on the bark at the dirt line . The pathogen inhabits the soil . It can arise and live on industrial plant resides but attacks living works in the mien of a favorable host . high-pitched proportional humidness and rainy condition favor this severe disease development in sick soil .
Anthracnose is a substantial disease worldwide . The filth - borne fungus Colletotrichum gloeosporioides stimulate it . The fungus survives in seeds or crop balance in the dirt . When the conditions are prosperous , it spreads to entire , non - wounded , young gullible fruit in the field via wind and splashing rain .
The fungus needs the fruits it infests to reach a certain academic degree of ripening to make out its liveliness wheel . High proportional humidness coupled with high temperatures favors disease development . Wet weather consideration encourage disease exploitation at around 26 ° C .
Image Source
The fungus Oidium caricae - papayae causes the disease . The fungus survive and reproduces on papaya tree plants only . The spores are dispersed from plant to set and between plain by wind . All ontogeny stage can be affected , but older leaves are more susceptible . low-spirited light levels promote the development of the disease and the severeness of the symptoms , a high stage of humidness , moderate temperature ( 18 to 32 ° C ) , and rain ranging from 1500 to 2500 millimetre per class .
In display case you missed it : Growing Dwarf Papaya from Seeds – A Full Guide
A plant virus fuck as Papaya ringspot computer virus – type phosphorus ( PRSV - phosphorus ) causes melon tree ringspot disease . PRSV - P belongs to the Potyvirus family . Aphids transmit PRSV , and the computer virus is acquired and convey in a non - lasting manner by its transmitter in short periods that are valuate in second to a bit .
Image Source
melon tree leafage curl disease is due to begomovirus , Papaya leafage curl virus ( PaLCV ) . The virus is channel primarily by the whitefly Bemisia tabaci . computer virus are spread in a non - persistent fashion from plant to constitute . The transmission occurs within a few seconds while the computer virus remains in the vector . The disease is disseminate through infected seedlings or ejaculate and grafting material .
In case you missed it : How to Grow Bougainvillea from press clipping : A Detailed Guide to Planting to Harvest
Conclusion
As perishable fruit , melon tree should not be damage or blemished . However , fungal contamination can pass from these sources . therefore , the fruits would decompose quickly , reduce their grocery store economic value . So keep an eye on the above - discourse blighter and disease and their control methods to confine the losses .
Image Source
