18 Terms
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Horticulture
Of or pertaining to the business, science, and technology of intensely cultivating plants for the use of humans.
Industry: Plants
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Horticulture
Rhizobium/rhizobia
Plants; Horticulture
Genus of cylindrical, aerobic, mesophilic bacteria that infect the roots of leguminous plants causing the formation of nodules. When in a symbiotic relationship with a legume, the plant supplies the ...
Root cap region
Plants; Horticulture
The apex of the root, or root cap, is a thimble-shaped mass of average sized cells which protect the meristematic cells which develop just back of it. If any of these root caps are broken off as ...
Respiration
Plants; Horticulture
The chemical process used to liberate the energy of foods for growth, reproduction, assimilation, transportation, etc., is called respiration. It is a slow and enzymatically controlled process of ...
Residual value
Plants; Horticulture
The value of the fertiliser to succeeding crops after it has been in the soil for one or more cropping seasons. Residual values of plant nutrients affect soil test levels for nutrients such as ...
Reversion
Plants; Horticulture
The interaction of a plant nutrient with the soil which causes the nutrient to become less available. In fertiliser manufacturing, the excessive use of ammonia in ammoniation of phosphates results ...
Reverse osmosis system
Plants; Horticulture
A water purification system where the water is forced under high pressure through a very fine membrane that philtres out dissolved solutes.
Rhizomes
Plants; Horticulture
Some plants have horizontal perennial shoots growing at or beneath the soil surface, which are called rhizomes. Many grasses have slender rhizomes to aid in producing new plants.
