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When flowering plants emerged ( in the following Cretaceous period ), they quickly prevailed, causing most conifers to become extinct, and those that survived to adapt to harsh conditions.
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When and flowering
When flowering, however, proteas and ericas attract sunbirds, sugarbirds, and other species in search of nectar.
When the plant is younger, the ratio of scopolamine to atropine is approximately 3: 1 ; after flowering, this ratio is reversed, with the amount of scopolamine continuing to decrease as the plant gets older.
When flowering and seeding is complete the palm dies.
When flowering, chicory has a tough, grooved, and more or less hairy stem, from tall.
When flowering, they are of rare elegance and beauty, comparable to Carolina silverbell, Canadian serviceberry, and the Eastern redbud for their ornamental qualities.
When the vine is flowering it is very susceptible to weather hazards such as strong winds and hail.
When flowering, they produce perfect flowers white and pinkish in color.
When they are not flowering, no part of these plants is visible above the surface of the soil.
When the flowering stems appear, give manure water at every alternate watering.
When not flowering plants grow less than. 5 m ( 4 to 12 inches ) tall forming clumps of sprawling foliage.
When the Angiosperm Phylogeny Group ( APG ) first published its classification of the flowering plants in 1998, Chionodoxa siehei would have been placed in the family Hyacinthaceae, which was one of the families which was then recognized.
When and plants
When they have 4 to 6 leaves and are thrifty little plants, it's time to set them out where they are to remain.
When this is exhausted some move on to feed on bacteria, algal crusts, detritus and raspings from submerged plants.
When the overstory regrows, seeds of annuals and smaller plants may lie dormant until the next fire creates the conditions required for germination.
When grown outdoors in good locations, the plants tend to reseed themselves and may become invasive.
When refer to mammalians and plants, the major part of genome is composed by repetitive DNA.
When the plant dies, the fixed nitrogen is released, making it available to other plants and this helps to fertilize the soil.
When plants fix atmospheric carbon dioxide () into organic matter during photosynthesis they incorporate a quantity of that approximately matches the level of this isotope in the atmosphere.
When injected into plants, these proteins can enter the nucleus of the plant cell, bind plant promoter sequences, and activate transcription of plant genes that aid in bacterial infection.
" When Jacobsen took great pains to isolate the plants, he couldn't reproduce the phenomenon ", notes Steven Henikoff.
When the war was over, Romeo invested his war profits in acquiring locomotive and railways carriage plants in Saronno ( Costruzioni Meccaniche di Saronno ), Rome ( Officine Meccaniche di Roma ) and Naples ( Officine Ferroviarie Meridionali ), which were added to his A. L. F. A.
When plants of these two chemotypes cross-pollinate, the plants in the first filial ( F < sub > 1 </ sub >) generation have an intermediate chemotype and produce similar amounts of CBD and THC.
When prey ( plants ) are numerous their predators ( herbivores ) increase in numbers, reducing the prey population, which in turn causes predator number to decline.
When phosphates are introduced into water systems, higher concentrations cause increased growth of algae and plants.
When there was not enough industry in the areas Hill was building, Hill brought the industry in, often by buying out a company and placing plants along his railroad lines.
When an onion is harvested after bulbing has begun but the onion is not yet mature, the plants are sometimes referred to as summer onions.
When spread on logging roads, mycelium can act as a binder, holding new soil in place and preventing washouts until woody plants can be established.
When he died, The Times commented: " His very numerous works, especially on fungi and lichens, give him a position as regards those groups of plants only comparable to that of Linnaeus ".
When stressed by drought or heat, plants can also contain toxic levels of cyanide and / or nitrates at later stages in growth.
When CCA1 and LHY are overexpressed ( under constant light or dark conditions ) plants become arrhythimcal and mRNA signals reduce contributing to a negative feedback loop.
When the global demand for rubber exploded, attention shifted to the labor-intensive collection of sap from rubber plants.
When the plants use the water, the salts are left behind in the soil and eventually begin to accumulate.
When the leaf blade is present, there is not always a spore stalk present, and the plants do not always send up a leaf, sometimes going for a year to a period of years living only under the soil, nourished by association with soil fungi.
When plants of the F < sub > 1 </ sub > generation are self-pollinated, the phenotypic and genotypic ratio of the F < sub > 2 </ sub > generation will be 1: 2: 1 ( Red: Pink: White ) for both generations.
When grouped together these plants form a guild.
When and emerged
When several minutes had passed and Curt hadn't emerged from the livery stable, Brenner reentered the hotel and faced Summers across the counter.
When Blackman emerged from the bedroom, everyone was gone except the tolerant Lord Thomson, who stayed and chatted with him for half an hour, and then Blackman lay awake most of that night, despairing of what he must expect on the Continent.
When the parents emerged from the bedroom a few minutes later, the maid greeted them quietly.
When McFeeley was halfway to the door, the proprietor emerged -- a mountainous, dark man, his head thick with resiny black hair, his eyes like two of the black olives he imported in boatloads.
When the priests emerged from the holy place after placing the Ark there, the Temple was filled with a cloud, " for the glory of the Lord had filled the house of the Lord " ( 1 Kings 8: 10-11 ; 2 Chron.
When the team first emerged in the nineteenth century it represented one nation-state, the United Kingdom of Great Britain and Ireland.
When the Titan Cronus castrated his father Uranus and threw his genitalia into the sea, the Erinyes emerged from the drops of blood, while Aphrodite was born from the crests of seafoam.
When it became clear after another six ballots that Van Buren would not win the required majority, Polk emerged as a " dark horse " candidate.
When she was later beheaded by the hero Perseus, Chrysaor and Pegasus emerged from her neck.
When the interview was published, a media firestorm emerged, and the band found themselves under intense scrutiny.
When the smoke cleared, Heydrich emerged from the wreckage with his gun in his hand ; he chased Kubiš and tried to return fire.
When the term emerged within the Anglo-American tradition during the 1960s, it was basically applied as a synonym for the search for patterns in the distribution of social groups, thus being closely connected to urban geography and urban sociology.
When prompted, Harding agreed to run for Burton's seat against his mentor, " Fire Engine " Joe Foraker, in the Republican primary, and he emerged victorious.
Paul Johnson writes in Modern Times: " When in 1964 the Harding Papers ( which had not been burnt ) were opened to scholars, no truth at all was found in any of the myths, though it emerged that Harding, a pathetically shy man with women, had a sad and touching friendship with the wife of a Marion store-owner before his presidency.
When the conflict ended in 1945, the United States and the Soviet Union emerged as very powerful nations.
When the dust settled, Septimius Severus emerged as emperor, establishing the Severan dynasty.
When the lift started returning to the ground floor, ASIS officers emerged wearing masks and openly brandishing 9mm Browning pistols and Heckler & Koch MP5 submachine guns, two of them with silencers.
When the Primera División resumed after the Spanish Civil War, it was Atlético Aviación ( nowadays Atlético Madrid ), Valencia, and Sevilla that initially emerged as the strongest clubs.
When it emerged that psychologists as part of the Behavioral Science Consultation Team were advising interrogators in Guantánamo and other U. S. facilities on improving the effectiveness of the " Enhanced interrogation techniques ", the Association called on the U. S. government to prohibit the use of unethical interrogation techniques and labeled specific techniques as torture.
When Franconia fragmented in the early 13th century, Nassau emerged as an independent state as part of the Holy Roman Empire.
When East Timorese political parties were first legalised in April 1974, three major players emerged.
When he emerged from prison, he was revered as a martyr and a national hero.
When in 1826 the U. S. was invited to attend the Columbia Conference of new nations, opposition emerged, and the American delegation never arrived.
When the Internet was opened to the commercial markets, and for-profit Internet backbone and access providers emerged, the network routing architecture was decentralized with new exterior routing protocols, in particular the Border Gateway Protocol.
When the strike started on 3 May 1926, Bevan soon emerged as one of the leaders of the South Wales miners.
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