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Rice plants produce their own chemical defences to protect themselves from pest attacks. Some synthetic chemicals, such as the herbicide 2,4-D , cause the plant to increase the production of certain defensive chemicals and thereby increase the plant's resistance to some types of pests. [ 85 ]
Golden rice is a variety of rice (Oryza sativa) produced through genetic engineering to biosynthesize beta-carotene, a precursor of vitamin A, in the edible parts of the rice. [ 1 ] [ 2 ] It is intended to produce a fortified food to be grown and consumed in areas with a shortage of dietary vitamin A .
Oryza sativa, having the common name Asian cultivated rice, [2] is the much more common of the two rice species cultivated as a cereal, the other species being O. glaberrima, African rice. It was first domesticated in the Yangtze River basin in China 13,500 to 8,200 years ago.
After 1880, their average annual production approximated 46 million pounds of cleaned rice, of which North Carolina produced 5.5 million, South Carolina 27 million and Georgia 13.5 million pounds. [11] The rice industry in Louisiana began around the time of the Civil War. For a number of years, production was small, but during the 1870s the ...
However, this also makes the kernels harder and glassier. Parboiled rice takes less time to cook and is firmer and less sticky. In North America parboiled rice is often partially or fully precooked before sale. Minerals such as zinc or iron can be added, increasing their potential bio-availability in the diet. [10]
One of the earliest known examples of companion planting is the growing of rice with Azolla, the mosquito fern, which covers the top of a fresh rice paddy's water, blocking out any competing plants, as well as fixing nitrogen from the atmosphere for the rice to use. The rice is planted when it is tall enough to poke out above the azolla.
Rice production by country (2019) This is a list of countries by rice production in 2022 based on the Food and Agriculture Organization Corporate Statistical Database. The total world rice production for 2022 was 776,461,457 [1] [2] metric tonnes. In 1961, the total world production was 216 million tonnes.
The term pulse is used for the seeds of plants from the Fabaceae family (legumes), such as beans, pea, lentil and chickpea. Pulses supply proteins and form chief source in vegetarian food. Leguminous plants fix nitrogen in root nodules - produced with the help of nitrogen fixing bacteria.