Greenhouse crop fertigation method
A technology for irrigating and fertilizing crops, applied in fertilization methods, botanical equipment and methods, greenhouse cultivation, etc., can solve the problems of inability to determine the amount of fertilizer required, difficult to achieve accurate and efficient fertilization, etc., and achieve small detection accuracy and increase yield. and quality, the effect of efficient fertilization
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[0023] The following is an example of the irrigation and fertilization method of potassium fertilizer in the greenhouse cucumber seedling stage to illustrate the implementation process.
[0024] Step 1: Detect the daily average concentration of potassium ions in cucumber
[0025] Cultivate a batch of cucumbers with normal fertilizer supply, take the whole process from the beginning of crop growth to harvest, and record the number of growing days during the growth period as n;
[0026] Four cucumbers were selected at the head, middle and tail of the cucumber irrigation area, and a total of 12 cucumber plants were selected. The current cucumber is a seedling with 4 leaves and 1 heart, and the second functional leaf of each cucumber seedling is taken as a sample.
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