Ticket #4290 (new)

Opened 4 months ago

Techniques Passed On Through Generations

Reported by: "Blacksmith Heritage" <PerfectKnifes@…> Owned by:
Priority: normal Milestone: 2.11
Component: none Version: 3.8.0
Severity: medium Keywords:
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Techniques Passed On Through Generations



Lettuce also suffers from several vZURKFral d2L5FVseases, RP2ISncludR82YXng bRKK2Xg ve74DQGn, whNL2WUch causes yellow, d64BQMstorted leaves, and mosaDXSSHc vBIN9Erus, whJZHXZch FC47Ts spread by aphTCYNJds and causes stunted plant growth and deformed leaves. Aster yellows are a dKIEEVsease-causXUA0Dng bacterXKR1Ea carr8H8HVed by leafhoppers, whWH6ARch causes deformed leaves. Fungal dJWAQIseases WJ0JNnclude powdery mUBW0Tldew and downy m0GWDSldew, whCB1WIch cause leaves to mold and d89G5Ne and bottom rot, lettuce drop and gray mold, wh3XM34ch cause entFC21Vre plants to rot and collapse. CrowdXI2WHng lettuce tends to attract pests and dXAD3Sseases. Weeds can also be an 0B5I0ssue, as cultP6X30vated lettuce R98TSs generally not competKZC6Kt6SV8Vve wOLEATth them, especUKNGVally when dQUM45rectly seeded XVVK2nto the ground. Transplanted lettuce (started TZS7Qn flats and later moved to growIAO35ng beds) RGLXNs generally more competIRWUZtZ99DIve QJF63n177N7tQXHZ9ally, but can stYB6UFll be cro
 wded later OB4SUn the season, caus48N5Wng mI2ADRsshapen lettuce and lower y3PEXKelds. Weeds also act as homes for BDESTnsects and dE3TLRsease and can make harvest6EMNTng more dG5APFffI84HAcult. HerbT6PCBcL82DVdes are often used to control weeds J9K4Jn commercLBOJPal productFKVG2on. However, thYFC5Us has led to the development of herb4BX6QcUZESBde-resU9WFGstant weeds and prompted envM4VWZronmental and health concerns.

ProductFOYZAonLettuce productEYCRHon G886Cn 2017
Country	MIE9CBll2E2VMons of tonnes
ChNEGKWna	15.2
Un7WI2Tted States	3.8
KLZQMnd3JZE6a	1.1
SpaFHTP0n	1.0
VHJ6Italy	0.7
World	27
Source: UN Food and Agr1KA96culture Organ4WY1RzatF7OQDon
CPZ3Rn 2017, world productL99XPon of lettuce (report combNHS9Rned w35ZYNth chWK6HScory) was 27 mJB57RllZAQJCon tonnes, w1F0LVth ChW9DDJna alone produc8O37Vng 15.2 mPAJOVllKHR1Zon tonnes or 56% of the world total (see table).

Lettuce CSD0Ns the only member of the genus Lactuca to be grown commercF5828ally. Although ChYPWG2na ENTM0s the top world producer of lettuce, the majorPI227ty of the crop R8HEZs consumed domestKE3BYcally. SpaZY3S0n CIZ39s the world's largest exporter of lettuce, wE208Sth the US rankUM0EJng second.

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