- 産業: Agriculture
- Number of terms: 29629
- Number of blossaries: 0
- Company Profile:
A sudden increase in a pest population resulting in economic damage to the rice crop; epidemic or epiphytotic.
Industry:Agriculture
The control of pests in the ricefield by selective cultivation methods influencing natural factors or predators or by using chemical/physical control methods to reduce pest damage to rice plants.
Industry:Agriculture
An organism which competes with other organisms for food and shelter, or threatens their health, comfort, or welfare.
Industry:Agriculture
Pertaining to a soil moisture regime where rainfall exceeds evapotranspiration throughout the year and where the soil never dries completely (USDA, 1975).
Industry:Agriculture
A virus that has a long transmission time, is recoverable from the hemolymph of a vector, is transmitted following the molt of a vector, and when purified and inoculated into hemocoele, makes the vector infective.
Industry:Agriculture
Pesticides that remain unchanged in the environment for long periods and are not readily degraded by microorganisms, enzymes, heat, or ultraviolet light.
Industry:Agriculture
The ease with which gases, liquids, or plant roots penetrate or pass through a bulk mass of soil or a layer of soil.
Industry:Agriculture
The water content of a soil at which crop plants wilt and fail to recover after soil water content is increased. It is often estimated by the amount of water at -1.5 mega Pascals soil matric potential.
Industry:Agriculture
Wilting from which a plant will not recover even if soil water content increases.
Industry:Agriculture
