The estimation of crop emergence in potatoes by UAV RGB imagery

Table 1 Details of the eight compound fertiliser treatments used in Experiment 3 to study their effects on potato emergence and subsequent development

Treatment^a	F1	F2	F3	F4
Treatment^a	Compound fertiliser (CF, kg ha⁻¹) (N:P₂O₅:K₂O =15:15:15)	F1 + Soil Conservation fertiliser (SCF, kg ha⁻¹)	F1 + Soil Conservation fertiliser (SCF, kg ha⁻¹)	F1 + Organic–inorganic fertiliser (OIF, kg ha⁻¹)
Base fertiliser	CF300	CF300 + SCF300	CF300 + SCF150	CF300 + OIF300
Treatment^a	F5	F6	F7	F8
Treatment^a	F1 + Organic–inorganic fertiliser (OIF, kg ha⁻¹)	F1 + Compound microorganism (CM, kg ha⁻¹)	F1 + Compound microorganism (CM, kg ha⁻¹)	F1 + 25%F1
Base fertiliser	CF300 + OIF150	CF300 + CM80	CF300 + CM160	CF600

^aCF: Sino-Arab Chemical Fertilisers Co. Ltd. (SACF), N:P₂O₅:K₂O = 15:15:15; SCF: Guizhou Bao Tu Ecological Recycling Agriculture Technology Co. Ltd., N:P:K = 6:4:10; OIF: Yunnan Tumama Fertilisers Co., Ltd, N:P₂O₅:K₂O = 8:8:14, Organic matter ≥ 12%; CM: Bacillus subtilis/Bacillus licheniformis, complex fermentation, microbial propagules ≥ 0.2 billion per gram

ISSN: 1746-4811