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  • 1
    Publication Date: 2019-07-13
    Description: Nutrients contained in sandlike material. Artificial soil provides nutrients to plants during several growing seasons without need to add fertilizer or nutrient solution. When watered, artificial soil slowly releases all materials a plant needs to grow. Developed as medium for growing crops in space. Also used to grow plants on Earth under controlled conditions or even to augment natural soil.
    Keywords: LIFE SCIENCES
    Type: MSC-21954 , NASA Tech Briefs (ISSN 0145-319X); 19; 1; P. 98
    Format: text
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  • 2
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    In:  Other Sources
    Publication Date: 2019-07-13
    Description: Synthetic mineral provides growing plants with nutrients, including micronutrients. Dissolves slowly in moist soil or in hydroponic solution, releasing constituents. Mineral synthetic apatite into which nutrients calcium, phosphorous, iron, manganese, copper, zinc, molybdenum, chlorine, boron, and sulfur incorporated in form of various salts. Each pellet has homogeneous inorganic composition. Composition readily adjusted to meet precise needs of plant.
    Keywords: LIFE SCIENCES
    Type: MSC-21953 , NASA Tech Briefs (ISSN 0145-319X); 19; 3; P. 105
    Format: text
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