Fertilizer special for platycodon grandiflorum and fertilizing method thereof
A fertilization method and special fertilizer technology, applied in the fertilization method, fertilization device, application and other directions, can solve the problem of not being able to determine the optimal amount of chemical fertilizer, etc., and achieve the effect of improving the first-class product rate and the output value.
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Embodiment 1
[0011] The present embodiment provides a kind of optimal fertilization formula of platycodon grandiflora optimal yield macroelement and microelement as: a kind of platycodon grandiflorum special fertilizer, comprises platycodon platycodonus special fertilizer base fertilizer and platycodon platycodonus special fertilizer topdressing, and platycodon platycodonus special fertilizer base fertilizer comprises following composition by weight part: N is 85.18, P 2 o 5 141.37, K 2 O is 24.17, MnSO 4 3.21, ZnSO 4 Be 2.19; Described platycodon grandiflora special fertilizer topdressing comprises following composition by weight part: N is 340.72, K 2 O is 56.39, MnSO 4 3.21, ZnSO 4 is 2.19.
[0012] A fertilization method with a special fertilizer for platycodon grandiflorum comprises two fertilizations, divided into base fertilizer and topdressing fertilizer, and calculated according to the amount per hectare, the special fertilizer for platycodon grandiflorum is 256.12kg of base...
Embodiment 2
[0015] A special fertilizer for platycodon grandiflora, comprising platycodon grandiflora special fertilizer base fertilizer and platycodon grandiflora special fertilizer topdressing, the platycodon platycodon special fertilizer base fertilizer comprises the following components by weight: N is 86.9, P 2 o 5 144.22, K 2 O is 24.65, MnSO 4 3.35, ZnSO 4 It is 2.42; The described platycodon grandiflorum special fertilizer topdressing comprises the following composition by parts by weight: N is 347.6, K 2 O is 57.52, MnSO 4 3.35, ZnSO 4 is 2.42.
[0016] A fertilization method with a special fertilizer for platycodon grandiflorum comprises two fertilizations, divided into base fertilizer and topdressing fertilizer, calculated according to the amount per hectare, 261.74 kg of the special fertilizer for platycodon grandiflorum as a base fertilizer and 411.09 kg as a topdressing fertilizer with a special fertilizer for platycodon grandiflorum.
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