- 行业: Agriculture
- Number of terms: 29629
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An elongated trough or depression between a point bar and a river bank; usually seasonally wet or marshy and sometimes covered with dense vegetation.
Industry:Agriculture
A type of culture in which cells grow and multiply while suspended in liquid medium.
Industry:Agriculture
A relatively coarse, noncolloidal dispersion of solid particles in a liquid.
Industry:Agriculture
Finer particles of silts and clays carried long distances by rivers; as opposed to bed load (stones and coarse sand) and dissolved load (compounds in solution).
Industry:Agriculture
Having little or no resistance to a specific infectious disease, insect pest, or other biological and physical stresses. When the host plant is unable to suppress or retard an injurious insect.
Industry:Agriculture
1). Enclosing with a fence, bund, or barricade. 2). The outside plants around a field. 3). The land outside the field in the same vicinity. 4). Adjacent fields in the same vicinity.
Industry:Agriculture
Collection of data about a given factor. Interviews to provide quantitative data for analysis.
Industry:Agriculture
Water from a catchment area that is discharged or lost without entering the soil.
Industry:Agriculture
