| 单词 | Phytophthora |
| 例句 | However, rhododendrons growing in heavy clay often fall victim to Phytophthora, a deadly soil-borne fungus that causes dieback. Azalea Planting Guide 2011-03-14T17:50:06.793Z One plant pathogen is Phytophthora infestans, the causative agent of late blight of potatoes, such as occurred in the nineteenth century Irish potato famine. Fundamentals of Biology 2015-01-01T00:00:00Z Researchers believe that in the 1840s a strain of the pathogen Phytophthora infestans, which causes potato blight, followed trade routes from Mexico to Belgium, where it began damaging crops. Cargo, with a side of hornets, flies, and crabs 2022-02-14T05:00:00Z When pore spaces in soils fill with water, they open up navigable channels for the fungal spores of a water mold called Phytophthora. Tweaks to U.S. Christmas Trees Could Help Them Survive Climate Change 2021-12-17T05:00:00Z Woodland managers, landowners, the forest industry and tree nurseries are being asked to remain vigilant after the tree pathogen Phytophthora pluvialis was identified. 'Robust action' taken against tree disease found in Cornwall 2021-10-22T04:00:00Z That figurative breeze finally came in 1845 in the form of Phytophthora infestans, a fungus-like organism that demolished potato crops throughout Ireland. How previous civilizations thwarted extinction in the face of existential crises 2021-09-01T04:00:00Z One species Phytophthora infestans causes the potato blight, which led to the Irish potato famine. Fundamentals of Biology 2015-01-01T00:00:00Z In the 1840s a funguslike organism, Phytophthora infestans, destroyed the Irish potato crop; more than one million people, one eighth of the population, starved to death. Deadly Fungi Are the Newest Emerging Microbe Threat All Over the World 2021-05-18T04:00:00Z Phytophthora root rot is the most devastating infection Christmas trees face. Tweaks to U.S. Christmas Trees Could Help Them Survive Climate Change 2021-12-17T05:00:00Z Save the Redwoods League believes that active management will increase the forests’ resilience in the face of increasing wildfire threats, including the pathogen Phytophthora ramorum, which causes sudden oak death. To Save the Redwoods, Scientists Debate Burning and Logging 2019-12-20T05:00:00Z The potato's greatest scourge is the funguslike pathogen Phytophthora infestans, which causes a disease called late blight. This spud’s for you: A breeding revolution could unleash the potential of potato 2019-02-07T05:00:00Z The pattern of growth contrasts with the uniform spread of palmivora’sbetter-studied cousin, Phytophthora infestans, the infamous perpetrator of the Irish Potato Famine. Searching for Chocolate's Roots, and Enemies, in Colombia's Wilderness 2018-09-15T04:00:00Z The Irish Potato Famine in the 1840s was caused by the oomycete Phytophthora, Greek for “plant destroyer.” Pathogens attack plants like hackers, so my lab thinks about crop protection like cybersecurity 2018-07-29T04:00:00Z This means Phytophthora, which thrive under warm and wet conditions, will likely develop into a bigger problem in the future, Chastagner says. Tweaks to U.S. Christmas Trees Could Help Them Survive Climate Change 2021-12-17T05:00:00Z The most famous oomycete is Phytophthora infestans, the cause of the Irish Potato Famine. Chocolate Trees Shower Young with Disease-Fighting Leaves 2017-12-02T05:00:00Z Some studies suggested that the strain of the blight-causing pathogen, Phytophthora infestans, arose in Mexico. Genetics say the origins of the Irish potato blight were South American 2017-01-06T05:00:00Z Recently the lab has begun expanding its collections to include strains of Phytophthora that attack cacao, with samples coming in from Colombia’s national organization of cacao farmers. Searching for Chocolate's Roots, and Enemies, in Colombia's Wilderness 2018-09-15T04:00:00Z Dr. Rizzo, who closely studies Phytophthora ramorum, also known as sudden oak death, returns often to this cozy glen on a peninsula overlooking the clear blue water. Like Tens of Millions of Matchsticks, California’s Dead Trees Stand Ready to Burn 2016-08-29T04:00:00Z In May of 2015, the first case of EU1, the European species of Phytophthora ramorum, was found one mile north of a nursery near Pistol River that was found to have infected plants. Sudden Oak Death threatens Oregon’s economy 2016-06-11T04:00:00Z The center works almost entirely on the pathogens Cronartium ribicola and Phytophthora lateralis, more commonly known as the cause of white pine blister rust and of Port-Orford-cedar root disease, respectively. BLM research center trying to fight tree disease 2016-03-27T04:00:00Z The Irish potato famine of the 1840s — caused by the oomycete Phytophthora infestans — led to the deaths of a million people and the emigration of another 2 million Irish. Warmer Weather Leads to Crop Destruction 2013-09-02T11:50:27Z Researchers think palmivora is the main strain of Phytophthora attacking cacao in Colombia, but no one has ever done the work to make sure, Ramirez says. Searching for Chocolate's Roots, and Enemies, in Colombia's Wilderness 2018-09-15T04:00:00Z A related pathogen, Phytophthora infestans, was responsible for the Great Potato Famine in Ireland in the mid-1800s. Like Tens of Millions of Matchsticks, California’s Dead Trees Stand Ready to Burn 2016-08-29T04:00:00Z Phytophthora dieback has been limited by the application of the fungicide to areas infested by Phytophthora cinnamomi in the Jarrah Forest of Western Australia, where disease threatened to destroy habitats and disrupt the ecosystem. Sudden Oak Death threatens Oregon’s economy 2016-06-11T04:00:00Z The potatoes were destroyed by late blight, caused by the mold Phytophthora infestans. Genomics Reveals Great Famine Culprit 2013-05-21T22:45:00.787Z Only in the 20th Century, after new potato varieties were introduced, was it replaced by another Phytophthora infestans strain, US-1, which is now dominant around the world. Irish potato famine mystery solved 2013-05-21T03:05:28Z That work will map the breadth of Phytophthora strains facing Colombian farmers, allowing agriculture officials to be better prepared for outbreaks and enabling more precise disease-management training for farmers. Searching for Chocolate's Roots, and Enemies, in Colombia's Wilderness 2018-09-15T04:00:00Z No one knows exactly where Phytophthora ramorum first showed up in California, but Dr. Rizzo said the pathogen was probably a stowaway aboard a shipment of imported nursery plants. Like Tens of Millions of Matchsticks, California’s Dead Trees Stand Ready to Burn 2016-08-29T04:00:00Z Another disease that hit the UK in recent years is Phytophthora ramorum. Ashes to ashes: Why is dieback making the headlines? 2012-11-07T04:18:17Z Potato blight is caused by the microorganism, Phytophthora infestans, which destroys the leaves of potato crops. 170-year-old spuds help research 2012-09-21T13:04:07Z Phytophthora infestans - which causes potato blight - emerged in the US in 1844, and spread to Europe the following year. Irish potato famine mystery solved 2013-05-21T03:05:28Z It was the first recorded example in the world of Phytophthora ramorum infecting this species. Pest and disease threats to UK trees 2012-09-03T01:27:36Z Phytophthora is a zoospore, which means it goes through a swimming phase during its life cycle. Invasive Fungi Wreak Havoc on Species World-Wide [Slide Show] 2012-08-13T09:45:05.167Z If Phytophthora has obtained access, the fungus hyphae spread between the cells, starting from the haulm, and cause the flesh to turn yellowish and then brown in patches. Disease in Plants 2012-03-01T03:00:22Z He traced this step by step in Phytophthora, Cystopus, Puccinia, and other Fungi, and so placed before the world in a clear light the significance of parasitism. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 10 "David, St" to "Demidov" 2012-02-17T03:00:33.923Z The company said its researchers made Fortuna resistant to late blight, the world's most damaging potato disease, which is caused by Phytophthora infestans, a fungi-like pathogen. BASF applies for EU approval for Fortuna GM potato 2011-10-31T14:50:46Z A, B, Section of Leaf of Potato with sporangiophores of Phytophthora infestans passing through the stomata D, on the under surface of the leaf. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3 "Frost" to "Fyzabad" 2011-08-15T02:00:28.473Z This high rate of pseudogenization parallels the rapid evolution of effector genes observed in the potato late blight pathogen, Phytophthora infestans. Genome sequence and analysis of the tuber crop potato 2011-07-13T17:21:42.673Z Closely allied to the yeast-plant are the "moulds" which grow on organic matters such as Penicillium, Mucor, Saprolegna, Phytophthora, the last of which is the potato disease. The Contemporary Review, Volume 36, September 1879 I informed them that it looked a lot like trees killed by ~Phytophthora cinnamomi~, the cause of the chestnut root and ink disease in America and Europe. Northern Nut Growers Association Report of the Proceedings at the 41st Annual Meeting Pleasant Valley, New York, August 28, 29 and 30, 1950 Although this treatment for the Phytophthora ink disease was originally worked out by the Spanish pathologists at La Coruna, it has not been used extensively in Spain. Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953 Poor soil aeration, induced by excessive rainfall and poor drainage, makes ideal conditions for damage to the walnut and other hosts by Phytophthora. Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948 They are powerless to attack any other crop; therefore a suitable rotation gives them time to die out and leave the land clean as regards the Phytophthora and other parasites that destroy Potato crops. The Culture of Vegetables and Flowers From Seeds and Roots 16th Edition Pursuing this theory it seems likely that the solanin of the potato is its natural protection against the disease caused by the fungus Phytophthora infestans. Grain and Chaff from an English Manor Studies By French and Italian pathologists have indicated that the fungus Phytophthora cinnamomi is the most likely cause of this dying of walnuts. Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953 Among the places which the delegates visited in Spain in 1953 was the Agricultural Experiment Station at La Coruna, where the Phytophthora ink disease of the chestnut has been studied extensively. Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953 Root diseases of Castanea species and some coniferous and broadleaf nursery stocks, caused by Phytophthora cinnamomi. Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948 Potato Disease.—The fungus which causes the Potato Disease, or 'Blight' as it is sometimes called, was formerly known as Peronospora infestans; now it is recognised by scientific authorities as Phytophthora infestans. The Culture of Vegetables and Flowers From Seeds and Roots 16th Edition I was informed that it is worse on soils inclined to be wet or poorly drained at certain times of the year, conditions favorable for attack of many hosts of this Phytophthora. Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953 Another species of Phytophthora, P. cactorum, has also attacked black walnuts in nurseries in eastern United States; this fungus has also been reported on Persian walnuts. Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953 In northern Portugal authorities have conducted a large-scale program to control the Phytophthora ink disease of chestnut by the following treatment: The soil is removed from the base of the tree and larger roots. Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953 A Phytophthora root disease added its toll so that a bearing tree of this species is a rarity in the East at the present time. Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948 Spraying Potato plants twice or thrice with Bordeaux mixture has proved effective in warding off the attack of Phytophthora infestans, and the practice is now freely adopted, especially in humid districts. The Culture of Vegetables and Flowers From Seeds and Roots 16th Edition As Phytophthora cinnamomi, an imported fungus, is a comparative recent invader of many parts of the west, Dr. Miller is giving the fungus some attention as a possible parasite. Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953 Sometimes the outdoor Tomato crop is attacked by Phytophthora infestans, the fungus responsible for the Potato Disease: Bordeaux mixture should be used to check it. The Culture of Vegetables and Flowers From Seeds and Roots 16th Edition The Phytophthora root disease is damaging chestnut orchards throughout southern Europe. Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953 |
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