noun
definition
A natural substance that is used to make the ground more suitable for growing plants.
definition
A chemical compound created to have the same effect.
Examples of fertilizers in a Sentence
Liquid or soluble fertilizers are most easy to apply.
Other industries of less importance are flour, fertilizers and tanned leather.
Baltimore is also a well-known centre for the manufacture of clothing, in which in 1905 ($22,684,656) it ranked fourth among the cities of the United States; for cigar and cigarette-making (1905, $4,360,366); for the manufacture of foundry and machine shop products (1905, $6,572,925), of tinware (1905, $5,705,980), of„shirts (1905, $5,710,783), of cotton-duck (the output of sailduck being about three-fourths of the total for the United States), bricks (about 150,000,000 annually), and fertilizers; it also manufactures furniture,malt liquors,and confectionery, and many other commodities in smaller amounts.
The city has bottling works, and manufactures fertilizers, lumber, coffins, ice, &c. The municipality owns and operates the water-works; the water-supply comes from a spring 2 m.
Greenville's chief interest is in cotton, but it has various other manufactures, including carriages, wagons, iron and fertilizers.
More than half of the manufacturing establishments were engaged in the manufacture of cotton goods, of lumber and timber, of fertilizers, of cotton-seed oil and cake, of lumber and planing-mill products, of cars and general shop construction, and of hosiery and knit goods.
The leading manufactures of the city are flour and grist mill products (valued at $4,242,491 in 1905), lumber and timber products - Nashville is one of the greatest hard wood markets in the United States, and in 1905 the value of lumber and timber products was $1,119,162 and of planing-mill products, $1,299,066 - construction and repair of steam railway cars ($1,724,007 in 1905), tobacco ($1,311,019111 1905), fertilizers ($846,511 in 1905), men's clothing ($720,227 in 1905), saddlery, harness, soap and candles.
But the cultivation of tobacco is confined almost exclusively to the valleys of the Connecticut and Housatonic rivers, and these lands are constantly and expensively treated with nitrogenous fertilizers; the grades raised are the broad-leaf and the Habana seed-leaf wrappers, which, excepting the Florida growth from Sumatra seed, are the nearest domestic approach to the imported Sumatra.
Farmers try to make the most of natural fertilizers and maintain soil fertility by emphasizing crop rotation.
Do not use inorganic fertilizers exclusively for years on end.
Nitrogen fixation genes can also be added, thus reducing need for artificial fertilizers.
Without nitrogen fertilizers you or your children could starve.
In 1909 Fritz Haber found a way of extracting nitrogen, the source of nitrate fertilizers.
Organic crops, not using chemical fertilizers, also need a lot of land to grow.
Fourth, no mineral fertilizers are used, only liberal application of organic compost.
These can be natural fertilizers such as compost or dried cow manure granules, or an artificial fertilizer.
Farmers are encouraged to grow maize without fertilizers by using green manures.
The poor who have been made landless through debts incurred in buying pesticides and fertilizers?
More reactive N is being released into the global environment by burning fossil fuels, applying fertilizers and growing legumes than by natural processes.
Don't use vegetable fertilizers, which have too much nitrogen and encourage too lush growth and few flowers.
These fertilizers make lush, rapid growth which only encourages slugs!
Intensive use of pesticides and fertilizers seriously pollutes water, soil and air.
Lawn fertilizers are frequently mixed with weedkillers and should be used following weedkiller application if not.
This is usually present in abundance although it may not be available to the plant under certain circumstances, or may need to be replenished or increased by additions to the soil of manures or fertilizers (see Manure).
The fertility of a soil is dependent upon a number of factors, some of which, such as the addition of fertilizers or manures, increase the stock of available food materials in the soil (see Manure), while others, such as application of clay or humus, chiefly influence the fertility of the land by improving its physical texture.
He couldn't develop new irrigation techniques, invent new machinery, or create new fertilizers.
Repeated cutting for silage, high inputs of fertilizers and slurry, and selective herbicides serve to reduce diversity of both flora and fauna.
A project in Honduras, which emphasized soil conservation practices and organic fertilizers, saw a tripling or quadrupling of yields.
Melamine is a chemical used in Asian fertilizers that is being linked to the wheat gluten found in the recalled pet foods.
The vegetables and fruit contained in the ingredients have more than likely been treated with pesticides and chemical fertilizers.
In addition to reducing household waste, you'll also be able to avoid using chemical based fertilizers in your yard.
Unlike many cottons and linens, the bamboo plant grows quickly without the need of chemicals such as fertilizers and pesticides.
Garbage, chemicals, fertilizers, human and animal waste, and other toxic substances are dumped into bodies of water, seep into ground water supplies, or are deposited by the fall of acid rain.
Industrialized farming is one prominent cause of soil contamination, with the heavy use of fertilizers and pesticides leaving soil contaminated by chemicals, and large populations of livestock the source of heavy organic contamination.
Making compost at home is a good way to recycle garden and kitchen waste and also saves money through removing the need to purchase expensive soil fertilizers and conditioners.
There are several types of water pollution ranging from sewage and fertilizers to soil erosion.
Organic produce must be grown without using any type of chemical pesticides or fertilizers.
For example, fertilizers used for lawns and agriculture are one of the leading cause of rain runoff pollution.
Water pollution can be caused by a variety of things, from improper water treatment to overuse of chemical fertilizers.
Conventionally grown parsley is sprayed with pesticides and fertilizers that could be detrimental to your health.
Fruits, vegetables and grains must be grown and harvested from fields that have been free of chemicals fertilizers and pesticides for at least three years.
Also, organic berries are better than conventionally grown ones because they lack the chemical content some fertilizers and pesticides can add.
You can find patterned, organic cotton towels, which is cotton grown without the use of chemical pesticides and fertilizers.
First, do you use any commercial fertilizers or weed control products on your lawn.
All solid organic fertilizers should be applied in the mid to late winter to allow adequate decomposition.
Commercial growers should use 500 lbs. per acre of 10-10-10 fertilizers.
Thus, using compost in your lawn and garden reduces dependence on other fertilizers.
Slow-release, organic fertilizers are perfect for once- or twice-a-year feeding.
Synthetic fertilizers can damage your soil and release nutrients too quickly.
Particularly when using synthetic fertilizers, follow package directions to avoid harming your plants and contaminating the environment.