What causes cucumber plant death?
What causes cucumber plant death? The main causes of cucumber plant death are the following three points: First, watering too much at one time leads to a drop in soil temperature and insufficient oxygen for the roots, causing root rot, which is the main cause of cucumber plant death. Second, excessive use of chemical fertilizers causes soil salinization, which burns the cucumber roots and is another important cause of plant death. Some vegetable growers, seeing the current high-price period, use too much fertilizer to boost cucumber yields, resulting in root damage and thereby triggering cucumber plant death. Third, the occurrence of Phomopsis root rot and gummy stem blight also leads to a large number of cucumber plants dying.
What causes cucumber plant death? Please explain
The main causes of cucumber plant death are the following three points: First, watering too much at one time leads to a drop in soil temperature and insufficient oxygen for the roots, causing root rot, which is the main cause of cucumber plant death. Second, excessive use of chemical fertilizers causes soil salinization, which burns the cucumber roots and is another important cause of plant death. Some vegetable growers, seeing the current high-price period, use too much fertilizer to boost cucumber yields, resulting in root damage and thereby triggering cucumber plant death. Third, the occurrence of Phomopsis root rot and gummy stem blight also leads to a large number of cucumber plants dying.
In response to the above situations, vegetable growers are advised to:
Lift the plastic film on one side of the cucumber root zone, then hoe the soil to disperse moisture, enhancing soil aeration and promoting cucumber root growth, thereby easing the root rot caused by overwatering, but be sure not to damage the roots when hoeing.
For root damage and plant death caused by excessive fertilization, vegetable growers should reduce the amount of fertilizer used, and from now on it is best to use water-soluble flush fertilizer, applying only 6-10 kg per mu. For Phomopsis root rot, carbendazim at 500 times dilution mixed with thiram can be used as a soil drench, or hymexazol at 4000 times dilution mixed with Junlijing at 5000 times dilution, or mixed with Jikefeng at 300 times dilution as a soil drench. For gummy stem blight, use azoxystrobin and difenoconazole at 1000 times dilution as a spray or for smearing.
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