Green prevention and control method for trapping and killing rice field pests
The invention belongs to the technical field of trapping and killing rice field pests, and discloses a green prevention and control method for trapping and killing rice field pests. According to the method for monitoring the growth vigor of the paddy rice in the paddy field, the peak value of the ve...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention belongs to the technical field of trapping and killing rice field pests, and discloses a green prevention and control method for trapping and killing rice field pests. According to the method for monitoring the growth vigor of the paddy rice in the paddy field, the peak value of the vegetation index in the paddy rice growth period and the peak value of the vegetation index in the historical same period are subjected to normalized comparison, so that the influence of adverse weather conditions in the paddy rice growth period on the numerical value of the vegetation index is effectively weakened; the influence of phenological period shift on the monitoring result of the farmland rice growth vigor in the real-time comparison monitoring and process monitoring of the rice growth vigor in the rice field in the prior art is overcome, and technical support is provided for the monitoring of the large-scale farmland rice growth vigor; meanwhile, the rice field pests can be identified and classified more a |
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