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a fertilizing agent added to agricultural soils, in the form of an added chemical, or manure.


material added to soil to improve its fertility by adding to its chemical composition. Usually infers a chemical agent such as superphosphate but blood and bone and kelp humus are included also. Some of them, e.g. calcium cyanamide, ammonium sulfate, urea, can cause poisoning.

Patient discussion about fertilizer

Q. i just have my period last november 25 and ended on 28.when is my possible fertile and ovulation period please help me identify my fertile and ovulation period

A. If someone knew it, it'd solve the human race many problems with fertility. The problem is that ovulation (and thus, the period of possible fertility) happens 14 days BEFORE the onset of menses, so you know about it only retrospectively.

However there ways such as serial body temperature measuring, along with kits that measures the level of hormones in the urine in order to estimate the time of the coming ovulation, and help in timing intercourse.

You may read more about it here (www.mayoclinic.com/health/ovulation-signs/AN01521 ) but anyway, consulting a doctor (e.g. gynecologist) may be wise.

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References in periodicals archive ?
In addition, Nitroxin application increased sink size by increasing spike number per plant and seed number per spike in comparison with no-topdress and base fertilizer and alone base chemical fertilizer treatments.
15% of the world's total production capacity which places QAFCO'S on the world map as a major producer of chemical fertilizers for the international markets.
Looking into the future, the Group will take advantage of new momentum of China's agricultural reform and bring into full play its superior market resources and sectoral synergy in order to boost its expansion in chemical fertilizer trading business, enrich its trading business portfolio as well as improve its overall competitiveness.
From the environmental point of view, the use of chemical fertilizers is dangerous since they are not absorbed in the plants completely and remain in the soil further polluting the water ponds," the expert said.
TEHRAN (FNA)- A senior official with Iran's National Petrochemical Company (NPC) said the country is expected to produce record-breaking amounts of chemical fertilizers by March 2016.
As an international financial crisis broke out, in the fourth quarter of 2008 the Chinese Government introduced a number of policy and planning measures to prevent the slowdown in economic growth, particularly lower substantial chemical fertilizer export tariffs, making fertilizer policy environment has improved, thus contributing to the chemical fertilizer market to stabilize.
Chinas chemical fertilizer manufacturing realized a total profit of RMB 17.
1, Chemical Fertilizer Consumption of Orange per Unit Area by Province in China (2002-2007) 100
Kiwa Shandong) received approval documents from the Ministry of Commerce of the People's Republic of China, ratifying Kiwa Shandong to wholesale other companies' fertilizer products, including chemical fertilizers, complex fertilizers and compound fertilizers.
The Weihe Chemical Fertilizer Plant, under license from Texaco Development Corporation, will gasify coal to produce ammonia, an important component of fertilizer.
Every year Central Government spends around Rs 50,000 crores on chemical fertilizer subsidies, and this is a major driver that catalyzes intensive chemical fertilizer usage4.

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