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You have to be on time to prevent wheat pests and diseases
Wheat will suffer many diseases and insect pests in a lifetime. Correct and timely prevention and treatment will play a crucial role in increasing wheat yield and increasing profits. The best prevention and treatment period of bush dwarf disease was in mid-March, and sprayed pesticides on the adjacent wheat fields with 50% methamidophos 1000 times solution or 40% omethoate 1500 times solution. Rust During the period from early March to mid-April, when the diseased leaf rate reached 10%, the use of 20% triadimefon emulsifiable concentrate 30 ml of water and 75 kg of water spray, spray again once a week. Powdery mildew In early April to early May, when the diseased leaf rate reached 30% or sporadic incidence of flag leaves, the use of 20% triadimefon emulsifiable concentrate 50 ml plus 75 kg water spray. Fusarium head blight of 50% carbendazim 500 times in the wheat field from late April to mid-May. When the armyworm lasts from late April to early May with more than 10,000 insects per acre, it is sprayed with 40% monocrotophos 1500 times liquid. Midplasma mid-to-late mid-April, when every 15 cm 15 cm 20 cm soil samples have more than 5 larvae, 50% 1605 EC or 50% phoxim EC 200 ml water 3 kg mixed fine soil 30 kg spread wheat ridge. Wheat bran from late March to late May, when the planting rate reaches 50%, and when 100 plants have 500 or more calves, use 40% omethoate for 1500-2000 times.