钾肥袋控缓释对桃产量、品质及土壤氯离子含量的影响

张亚飞,彭福田,肖元松,罗静静,杜安齐

Effects of Potassium Fertilizers Being Bag-Controlled Released on Fruit Yield and Quality of Peach Trees and Soil Chloride Content

ZHANG YaFei,PENG FuTian,XIAO YuanSong,LUO JingJing,DU AnQi

表1 施肥处理和施肥量

Table 1 Experiment design and fertilizer rate

缩写 Abbreviation	处理 Treatment	肥料芯组成 Composition of the fertilizer (g/bag)				氯含量 Chloride content (g/bag)
缩写 Abbreviation	处理 Treatment	尿素 Urea	磷酸二铵 Diammonium hydrogen phosphate	硫酸钾 Potassium sulfate	氯化钾 Potassium chloride	氯含量 Chloride content (g/bag)
Control	不施钾空白 No potassium application	41	14			0
PC 0	单施硫酸钾 Application potassium sulfate alone 100% K₂SO₄	41	14	40	0	0
PC 30	低氯Low Chlorine application 30% KCl+70% K₂SO₄	41	14	28	10	4.52
PC 60	中氯Middle Chlorine application 60% KCl+40% K₂SO₄	41	14	16	20	9.04
PC 100	高氯High Chlorine application 100% KCl	41	14	0	33	14.92