Application Technology of paclobutrazol in rape
(agricultural get Rich Network) one is timely and early sowing. The vegetative growth period of rape seedlings treated with paclobutrazol could be delayed, and the sowing time should be advanced by 3 to 5 days. The second is to strengthen the management of fertilizer and water. Spraying paclobutrazol can promote the leaf color of seedlings to be dark green. If the fertility of seedling bed is poor, spraying paclobutrazol will accelerate the yellowing of leaves at the base of seedlings and hinder their growth. When spraying paclobutrazol in seedling bed, we should not only re-apply base fertilizer, but also depend on seedling topdressing. Third, precision sowing and proper close planting. Sow seeds evenly. Fourth, the best period for spraying paclobutrazol is the three-leaf stage of rape seedlings, the spraying concentration is 150 mg per liter, small-eye sprayer should be selected and all parts of the plant should be sprayed evenly.
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