- 行业: Agriculture
- Number of terms: 29629
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Derived from accumulation. Descriptive of a wetland type where 100 mm of accumulated water will stay for more than 7 days when the soil has been puddled, even without rain or irrigation.
Industry:Agriculture
Total volume of water infiltrated per unit area during a specified time period.
Industry:Agriculture
A physiological unit of time calculated as the number of degrees above a threshold temperature x the number of days accumulated. Similar to day degree or degree day.
Industry:Agriculture
Activities or operations that are usually carried out in raising field crops, e.g., land preparation, seed selection, crop establishment, fertilization, etc.
Industry:Agriculture
A soil crushing and firming operation utilizing wide rollers having corrugated or jagged working surfaces.
Industry:Agriculture
1). A variety. 2). A cultivated variety; the international term for variety.
Industry:Agriculture
1). Preparing the land for planting or sowing seed. 2). To grow crops or plants.
Industry:Agriculture
A named group of plants within a cultivated species that is distinguishable by a character or group of characters and that maintains its identity when propagated either asexually or sexually.
Industry:Agriculture
1). A tillage operation used in preparing land for seeding or transplanting or later for weed control and for loosening the soil. 2). The processes used in growing field crops, vegetables, plants, fruits, trees, flowers, and fish.
Industry:Agriculture
