High-efficiency low-toxicity low-residue cucumber root knot nematode disease prevention and treatment agent
A root-knot nematode, high-efficiency and low-toxicity technology, applied in nematicides, pest control, biocides, etc., can solve problems affecting cucumber yield and quality, achieve control of cucumber root-knot nematode, and excellent system conductivity , Improve the effect of soil fertility
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Embodiment 1
[0029] The invention provides an agent for preventing and treating root-knot nematode of cucumber with high efficiency, low toxicity and low residue. %, 1.5% of phosphate solubilizing bacteria, 1.5% of potassium solubilizing bacteria, 12.5% of marigold extract, 10.7% of malachite extract, 14.2% of philodendron extract, and 12.6% of bojiongluo extract.
[0030] A method for preparing an effective, low-toxic and low-residue cucumber root-knot nematode control agent, the specific steps are as follows:
[0031] Step 1: Put marigold, malacock grass, peony cypress, and Boji in a constant temperature dryer to dry at a temperature of 40°C, then crush the plant raw materials, pass through a 425 μm sieve, and set aside;
[0032] Step 2: Put the pulverized plant material into a sealed container, add an ethanol solution 3-6 times the mass of the raw material and soak for 5 hours at 20°C, the volume concentration of the ethanol solution is 40%, perform leakage extraction after soaking, a...
Embodiment 2
[0036] The invention provides a high-efficiency, low-toxicity and low-residue cucumber root-knot nematode control agent, the raw materials used are 50.5% of fluopyram, 2.5% of abamectin, 3.5% of Beauveria bassiana, and 3.0% of Streptomyces luteus %, 2.5% of phosphate solubilizing bacteria, 2.5% of potassium solubilizing bacteria, 10.0% of marigold extract, 5.3% of malachite extract, 9.2% of philodendron extract, and 11.0% of bojiongluo extract.
[0037] A method for preparing an effective, low-toxic and low-residue cucumber root-knot nematode control agent, the specific steps are as follows:
[0038] Step 1: Put marigold, malacock grass, peony cypress, and Boji in a constant temperature dryer to dry at a temperature of 45°C, then crush the plant raw materials, pass through a 425 μm sieve, and set aside;
[0039] Step 2: Put the crushed plant material into a sealed container, add an ethanol solution 3-6 times the mass of the material and soak for 6 hours at 25°C, the volume con...
Embodiment 3
[0043] The invention provides an agent for preventing and treating root-knot nematode of cucumber with high efficiency, low toxicity and low residue. %, 1.0% of phosphate solubilizing bacteria, 1.0% of potassium solubilizing bacteria, 20.5% of marigold extract, 25.2% of malachite extract, 15.2% of philodendron extract, and 7.6% of bojiongluo extract.
[0044] A method for preparing an effective, low-toxic and low-residue cucumber root-knot nematode control agent, the specific steps are as follows:
[0045] Step 1: Dry marigold, malacock grass, cypress, and Boji in a constant temperature dryer at a drying temperature of 50°C, then crush the plant materials, pass through a 425 μm sieve, and set aside;
[0046] Step 2: Put the crushed plant material into a sealed container, add an ethanol solution 3-6 times the mass of the raw material and soak at 30°C for 8 hours, the volume concentration of the ethanol solution is 40%, perform leakage extraction after soaking, and then Add 10 ...
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