Spraying nitrogen fertilizer in the cotton aphids (especially Fuxi) occurs, with urea, washing powder, water mixed in a ratio of 4:1:400 prepared as "washing urine mixture" spray, with a clear insecticidal effect.
Phosphate fertilizer sprayed with 1% to 2% of superphosphate soaked liquid as foliar spray fertilizer, can make oxalic acid to calcium oxalate and lose the lure to the cotton bollworm.
Spraying potassium fertilizer with 10 kg of plant ash, watering 50 kg, soaking for 24 hours, filtering, and taking the filtrate, can effectively kill the aphid on the cotton.
Spraying boron fertilizer in cotton buds, early flowering stages, flowering and bolling stage, spraying with 0.2% borax (or 0.1% boric acid) solution; spraying 15-20 kilograms per acre at bud stage, spraying 35-40 kilograms at early flowering stage, Spray 50-60 kilograms during the flowering period, which can effectively prevent the shedding of the bells, promote more bells and knots, and increase the yield.
Spray copper fertilizer with 1 part of copper sulfate, 1 part of lime and 200 parts of water, and make it into Bordeaux mixture of the same amount. Spraying at the seedling stage of cotton can prevent diseases of cotton seedlings. Spraying at the flowering and bolling stage can prevent and cure boll disease and reduce it. Bad bell.
In the cotton bud stage, chlorella is applied to the cotton field with verticillium wilt, and 50-50 kg of chlormethorine solution is sprayed in 50 acres.
Basic Information Edit voice
Chinese name: 3-indolemethanol
Indole-3-methanol; 3-hydroxymethoxy-indole
English name: Indole-3-METHANOL
CAS Number: 700-06-1 [1]
Physical and chemical properties edit speech
Appearance and properties: white to off-white crystal
Density: 1.272g /cm3
Melting point: 96-99 °C(lit.)
Boiling point: 360.6ºC at 760 mmHg
Flash: DHS 171.9 C
Storage condition: 2-8ºC
Edit voice for security message
Customs code: 2933990090
WGK Germany: 3
Danger class code: R36/38
Safety Description: S26-S36
RTECS number: NL9483000
Dangerous goods mark: Xi
Purpose Edit voice
Health care products and pharmaceutical intermediates.
Molecular structure data edit speech
1. Molar refractive index: 44.97
2. Molar volume (m3/mol) : 115.6
3, equal tension specific volume (90.2k) : 324.2
4. Surface tension (DYNE /cm) : 61.7
5. Polarization: 17.83
Indole-3-methanol,formula C9H9NO,white to off-white crystal.
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