- silicon fertilizer
- 硅肥
English-Chinese Dictionary of Agriculture (英汉农业大词典). 2013.
English-Chinese Dictionary of Agriculture (英汉农业大词典). 2013.
Silicon tetrafluoride — Chembox new Name = Silicon tetrafluoride ImageFile = Silicon tetrafluoride 2D dimensions.png ImageName = Silicon tetrafluoride ImageFile1 = Silicon tetrafluoride 3D vdW.png ImageName1 = Silicon tetrafluoride IUPACName = Silicon tetrafluoride… … Wikipedia
Rice hulls — (or rice husks) are the hard protecting coverings of grains of rice. In addition to protecting rice during the growing season, rice hulls can be put to use as building material, fertilizer, insulation material, or fuel.ProductionRice hulls are… … Wikipedia
Sulfur — This article is about the chemical element. For other uses, see Sulfur (disambiguation). phosphorus ← sulfur → chlorine … Wikipedia
manganese processing — Introduction preparation of the ore for use in various products. Manganese (Mn) is a hard, silvery white metal with a melting point of 1,244° C (2,271° F). Ordinarily too brittle to be of structural value itself, it is an essential… … Universalium
agricultural technology — Introduction application of techniques to control the growth and harvesting of animal and vegetable products. Soil preparation Mechanical processing of soil so that it is in the proper physical condition for planting is usually… … Universalium
nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… … Universalium
Rice — For other uses, see Rice (disambiguation). Oryza sativa, commonly known as Asian rice. Rice, white, long grain vegetable, raw Nutritional value per 100 g (3.5 oz) … Wikipedia
technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… … Universalium
Nobel Prizes — ▪ 2009 Introduction Prize for Peace The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… … Universalium
steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying … Universalium
chemical element — Introduction also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. This article considers the… … Universalium