Tobacco field weeding
Tobacco field weeding you can use the following methods:
(1) 96% refined metolachlor (jinduer) emulsifiable concentrate. The soil organic matter content is 3% or less sandy soil 0.75~0.9 liter/ha, loamy soil 1.05~1.2 liter/ha, clay soil 1.5 liter/ha; soil organic matter content 4% or more sandy soil 1.05 liter/ha, loam The soil is 1.5 liters/ha, and the clay soil is 1.8-2.1 liters/ha. The tobacco is applied before and after sowing. (2) 33% pendimethalin (Shi Tianbu) emulsifiable concentrate 2.4~3.4 liters/ha, before the tobacco is applied. (3) 48% alachlor. Soil organic matter content is 3% or less sandy soil 4.8 liters/ha, loamy soil is 5.83 liters/ha, clay soil is 7.3 liters/ha; soil organic matter content is 4% or more sandy soil 4.8 liters/ha, and loamy soil is 6.25 liters/ Hectares and clay soils are 8.3~9.0 liters/ha, and the tobacco is applied before and after sowing. (4) 50% naphthylamine (Baihuili) WP1500~1800g/ha, tobacco seedling bed before, before or after transplanting. (5) 15% refined flurazepam (finely killed) emulsifiable oil 750~1000 ml / ha, tobacco post-emergence grass weeds 3 ~ 5 leaf stage application. (6) 10.8% refined flupirtine (high-efficiency grass can) emulsifiable oil 450~525 ml / hectare, tobacco post-emergence grass weeds 3 ~ 5 leaf stage application. (7) 6.9% of fenoxacilin (Weiba) suspending agent 750 ~ 1000 ml / ha, tobacco post-emergence grass weeds 3 ~ 5 leaf stage application. (8) 5% fine quizalofop- ling (fine grass grass) emulsifiable oil 750~1000 ml / ha, tobacco post-emergence grass weeds 3 ~ 5 leaf stage application. (9) 12.5% ​​enephidine (taken and catch) 1.5~2.0 liters/ha, tobacco post-plant grass weeds 3~5 leaf stage application. (10) The ketene (return) emulsifiable concentrate is 450-625 ml/ha, and the tobacco post-emergence grass weeds are applied at the 3~5 leaf stage. (11) 4% quizalkonate (Pentate) emulsifiable concentrate 750~1000 ml/ha, and tobacco post-emergence grass weeds 3~5 leaf stage application.
(1) 96% refined metolachlor (jinduer) emulsifiable concentrate. The soil organic matter content is 3% or less sandy soil 0.75~0.9 liter/ha, loamy soil 1.05~1.2 liter/ha, clay soil 1.5 liter/ha; soil organic matter content 4% or more sandy soil 1.05 liter/ha, loam The soil is 1.5 liters/ha, and the clay soil is 1.8-2.1 liters/ha. The tobacco is applied before and after sowing. (2) 33% pendimethalin (Shi Tianbu) emulsifiable concentrate 2.4~3.4 liters/ha, before the tobacco is applied. (3) 48% alachlor. Soil organic matter content is 3% or less sandy soil 4.8 liters/ha, loamy soil is 5.83 liters/ha, clay soil is 7.3 liters/ha; soil organic matter content is 4% or more sandy soil 4.8 liters/ha, and loamy soil is 6.25 liters/ Hectares and clay soils are 8.3~9.0 liters/ha, and the tobacco is applied before and after sowing. (4) 50% naphthylamine (Baihuili) WP1500~1800g/ha, tobacco seedling bed before, before or after transplanting. (5) 15% refined flurazepam (finely killed) emulsifiable oil 750~1000 ml / ha, tobacco post-emergence grass weeds 3 ~ 5 leaf stage application. (6) 10.8% refined flupirtine (high-efficiency grass can) emulsifiable oil 450~525 ml / hectare, tobacco post-emergence grass weeds 3 ~ 5 leaf stage application. (7) 6.9% of fenoxacilin (Weiba) suspending agent 750 ~ 1000 ml / ha, tobacco post-emergence grass weeds 3 ~ 5 leaf stage application. (8) 5% fine quizalofop- ling (fine grass grass) emulsifiable oil 750~1000 ml / ha, tobacco post-emergence grass weeds 3 ~ 5 leaf stage application. (9) 12.5% ​​enephidine (taken and catch) 1.5~2.0 liters/ha, tobacco post-plant grass weeds 3~5 leaf stage application. (10) The ketene (return) emulsifiable concentrate is 450-625 ml/ha, and the tobacco post-emergence grass weeds are applied at the 3~5 leaf stage. (11) 4% quizalkonate (Pentate) emulsifiable concentrate 750~1000 ml/ha, and tobacco post-emergence grass weeds 3~5 leaf stage application.
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