- 行业: Agriculture
- Number of terms: 29629
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Cells within a leaf that produce carbohydrates in photosynthesis.
Industry:Agriculture
Rolling of the leaves to control water loss affected by lack of atmospheric or soil moisture. Also the bending or twisting of the leaves due to viral disease (as in rice ragged stunt) or to other harmful agents.
Industry:Agriculture
A rice disease caused by the fungus Pyricularia oryzae. Symptoms consist of elliptical spots with pointed ends, with gray or whitish center, and with brown or reddish brown margin.
Industry:Agriculture
The sum of the leaf area of all green leaves divided by the ground area above which the leaves were growing.
Industry:Agriculture
The angle of the leaf blade from the stem. The descriptive terms often used are erect (angle of 0-30 o), intermediate (31-60 o), horizontal (61-90 o), and descending (more than 90 o). The angle of the flag leaf on the rice plant is important in photosynthesis.
Industry:Agriculture
An outgrowth from the stem of a vascular plant, usually green. It consists of a leaf-base, petiole and flattened lamina, which is usually conspicuously veined.
Industry:Agriculture
The removal or loss of nutrient elements in soil solution due to the downward movement of water.
Industry:Agriculture
Plants grow prostrate rather than upright because of an ageotropic growth habit. In rice literature, some extreme spreading forms have been mis-termed lazy.
Industry:Agriculture
Plan showing the allocation of treatments among experimental units. A detailed plan showing the arrangement of replications and treatments in an experiment.
Industry:Agriculture
