Terms Flashcards

1
Q

Edaphology

A

soil science and it’s effect on living things.

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2
Q

Rhizome

A

A rootlike below ground stem

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3
Q

Hydroponic

A

a method of growing plants in water rather than in soil

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4
Q

Stolon

A

a horizontal branch from the base of a plant that produces new plants from buds at its tip or nodes

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5
Q

Loam

A

A soil made up of equal parts sand, silt and clay

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6
Q

Agronomy

A

a science that deals with the methods used by farmers to raise crops and care for the soil

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7
Q

Pedology

A

the study of soils in their natural environment

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8
Q

Fragipan layer

A

an impervious layer of soil

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9
Q

Anaerobic

A

causes rot because of to much water in soil

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10
Q

Peatmoss

A

typically the decomposed dead remains of sphagnum moss

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11
Q

Perlite

A

an amorphous volcanic glass that has a relatively high water content

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12
Q

Vermiculite

A

is a hydrous, silicate mineral that is classified as a phyllo-silicate and that expands greatly when heated

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13
Q

Horticulture

A

the cultivation of a garden, orchard or nursery

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14
Q

Floriculture

A

the cultivation of flowers or flowering plants, especially for ornamental purposes

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15
Q

Olericulture

A

the cultivation of vegetables for the home or market

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16
Q

Pomology

A

the science that deals with fruits and fruit growing

17
Q

Leaching

A

removal of nutrients down into the soil

18
Q

Humus

A

stable end product of decomposition

19
Q

Cultivar

A

an agricultural or horticultural variety or strain originating and persistent under cultivation

20
Q

Topography

A

the lay of the land; the configuration of a surface including the position of its natural and man-made features

21
Q

Weathering

A

the physical disintegration and chemical decomposition of earth materials at or near the earth’s surfac

22
Q

pH

A

a number between 0 and 14 that indicates if a chemical is an acid or a base; percentage of hydrogen ions

23
Q

Botony

A

a branch of science that deals with plant life