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Method for ascertaining the fertilizer requirement, in particular the nitrogen fertilizer requirement, and apparatus for carrying out the method
专利权人:
Technische Universität München
发明人:
Maidl Franz-Xaver
申请号:
US201214002638
公开号:
US10007640(B2)
申请日:
2012.03.02
申请国别(地区):
美国
年份:
2018
代理人:
Boyle Fredrickson S.C.
摘要:
A method and a device for discharging fertilizer for agricultural cultivated plants are disclosed. According to the invention, the required quantity of fertilizer is determined depending on the current nutrient uptake (nutrient status), optimum nutrient uptake (nutrient requirement) by the fertilizing deadline, and optimum nutrient uptake (nutrient requirement by the next fertilizing deadline, wherein other influencing factors are taken into consideration via a correction factor DIMA.
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