However, for commercial farmers growing commodity crops, the sunflower, like any other unwanted plant, is often considered a weed.

However, Alon, Shpilka and Umans have recently shown that some of these conjectures implying fast matrix multiplication are incompatible with another plausible conjecture, the sunflower conjecture.

However, brews made using DMT containing plants are illegal since DMT is a Schedule I drug.

However, due to concerns over the previous Cuban leader Fulgencio Batista the company had started foreign branches a few years prior to the revolution ; the Company moved the ownership of the Company's trademarks, assets and proprietary formulas out of the country to the Bahamas prior to the revolution as well as constructing plants in Puerto Rico and Mexico after the prohibition era to save in import taxes for rum being imported to the US.

However, most professionals recommend that the compost be given time to cure before using in a nursery for starting seeds or growing young plants.

" Columbia University </ ref > However, the incineration and burning of forest plants to clear land releases large amounts of CO < sub > 2 </ sub >, which contributes to global warming.

However, the actual size and depth of each lens is dependent on the width and shape of the island at that point, the permeability of the aquifer, and the equilibrium between recharging rainfall and losses to evaporation to the atmosphere, transpiration by plants, tidal advection, and human use.

However, other methods exploit natural forms of gene transfer, such as the ability of Agrobacterium to transfer genetic material to plants, or the ability of lentiviruses to transfer genes to animal cells.

However, production not only involves labor, but also certain means of labor: tools, materials, power plants and so on.

However, pathogenic microbes are harmful, since they invade and grow within other organisms, causing diseases that kill humans, other animals and plants.

However, time is not a necessary distinguishing factormacroevolution can happen without gradual compounding of small changes ; whole-genome duplication can result in speciation occurring over a single generation-this is especially common in plants.

However, these are still often considered plants in many contexts.

However, fragments of vocabulary survived the death of the main language and remain to this day, mainly in place-names and terms referring to plants, animals, weather, mood, and fishing vocabulary.

However, over the course of millions of years, many species became extinct due to climatic change, newer, coarser-leaved plants, predators, disease, and competition from other herbivores, particularly the artiodactyls.

However, like caesium, rubidium ions are handled by living organisms in a manner similar to potassium ions, being actively taken up by plants and by animal cells.

However, primarily as a result of substantial local investment by the Somali diaspora, many of these small-scale plants have re-opened and newer ones have been created.

However, not all polyploids are reproductively isolated from their parental plants, and gene flow may still occur for example through triploid hybrid x diploid matings that produce tetraploids, or matings between meiotically unreduced gametes from diploids and gametes from tetraploids ( see also hybrid speciation ).

However these plants are threatened by a number of processes including land clearing, frequent burning and disease, and a number of species are rare and endangered.

However, too frequent bushfires can seriously reduce or even eliminate populations from certain areas, by killing seedlings and young plants before they reach fruiting age.

However, an intermediate form of selective breeding, wherein animals or plants are bred by humans, but with an eye to adaptation to natural region-specific conditions and an acceptance of natural selection to weed out undesirable traits, created many ancient domesticated breeds or types now known as landraces.

However, in the urban centre of La Paz, small plants carry out a large portion of the industry.

However, most species of dwarf crayfish, such as Cambarellus patzcuarensis, will not destructively dig or eat live aquarium plants.

However, Sister Husband invites her in to stay for some cornbread and buttermilk, and Novalee plants the buckeye tree in Sister's yard.

However Zohary and Hopf conclude, " Suggestions as to the origins of these plants are necessarily based on linguistic considerations.

However, without dedicated transport vessels, the cohesion-tension mechanism cannot transport water more than about 2 cm, severely limiting the size of the earliest plants.

However, dehydration at times was inevitable ; early plants cope with this by having a lot of water stored between their cell walls, and when it comes to it sticking out the tough times by putting life " on hold " until more water is supplied.

However, in early plants, tracheids were too mechanically vulnerable, and retained a central position, with a layer of tough sclerenchyma on the outer rim of the stems.

However, such a hotbed of gossip had grown up during the trial, that every precaution had to be taken to keep my visit from being whispered to the world, Society, and even, alas, to my own mother.

However, his term was marked by economic depression that had grown out of the Panic of 1873, which Mackenzie's government was unable to alleviate.

However, studies have shown that blind cave fish embryos begin to grow eyes during development but then something actively stops this process and flesh grows over the partially grown eyes.

However, by 1704 the Province of Pennsylvania had grown so large that their representatives wanted to make decisions without the assent of the Lower Counties and the two groups of representatives began meeting on their own, one at Philadelphia, and the other at New Castle.

However, the term " the Unwashed " with the same meaning, appears in The Parisians: " He says that Paris has grown so dirty since the 4 September, that it is only fit for the feet of the Unwashed.

However, the rivalry between Rome and Carthage had grown since the war with Pyrrhus ; therefore, according to Warmington, an alliance with both powers was simply no longer feasible.

However, it has grown in excessive amounts throughout recent years.

However, production has not grown in relation to the world's economies.

However the city has now grown to include a number of newer suburban developments as well as older neighboring villages that have been engulfed by the growth of the city.

However, yields from trees grown from suckers or seeds are poor ; they must be budded or grafted onto other specimens to do well ( Lewington and Parker, 114 ).

However, it is used in northern China where rice is not easily grown, with a popular dish being 青椒土豆丝 ( qīng jiāo tǔ dòu sī ), made with green pepper, vinegar and thin slices of potato.

However, the new king sought the advice from the people he had grown up with, who advised the king to show no weakness to the people, and to tax them even more, which Rehoboam did.

However, the minority population has grown by 165. 54 % since 2000, much faster than the overall population growth.

However, many of these new small communities failed, but some are growing like the Twelve Tribes Communities that started in the United States and have grown to many tribes around the world.

However, some UU congregations have grown to appreciate alternative terms such as fellowship and retained them even though they have grown much larger or lost features sometimes associated with their use ( such as, in the case of fellowships, a traditionally lay-led worship model ).

However, as with any plant, figs grown from seed are not necessarily genetically identical to the parent and are only propagated this way for breeding purposes.

However, its year-round population has grown considerably since the 1960s.

However, the observation that a stellar alignment has grown wrong does not mean that the Egyptians understood that the stars moved across the sky at the rate of about one degree per 72 years.

However, modern horticulturalists tend to use the term " pansy " for those multi-coloured large-flowered hybrids that are grown for bedding purposes every year, while " viola " is usually reserved for smaller, more delicate annuals and perennials.

However, by this time some early supporters of Joyce's work, such as Ezra Pound and the author's brother Stanislaus Joyce, had grown increasingly unsympathetic to his new writing.

However supersweet varieties containing the sh2 allele must be grown in isolation from other varieties to avoid cross-pollination and resulting starchiness, either in space ( various sources quote minimum quarantine distances from 100 to 400 feet or 30 to 120 m ) or in time ( i. e., the supersweet corn does not pollinate at the same time as other corn in nearby fields ).

However, by 2000 it was over 1100 ; meaning that – unlike-many similar places the town had grown more rapidly than at any earlier period.

However, the population of Vernon, which was 1, 548 people as recently as 1950, has steadily grown since the 1960s, when the ski industry was introduced to the area.

However, the town's population has not grown, remaining at between 700 and 800 residents.