不同质地土壤对花生根系生长、分布和产量的影响

不同质地土壤对花生根系生长、分布和产量的影响

贾立华,赵长星,王月福,王铭伦

Effects of different soil textures on the growth and distribution of root system and yield in peanut

JIA Li-Hua,ZHAO Chang-Xing,WANG Yue-Fu,WANG Ming-Lun

表6 不同土壤质地对花生根系活力的影响

Table 6 Effects of different soil textures on root activity of peanut (μg·g^-1 FW·h^-1)

土壤质地 Soil texture		开花后天数 Days after flowering (d)
土壤质地 Soil texture		5	17	27	37	47	57	70
黏土 Clay soil	0-30 cm	41.63^BCDcd	90.92^ABab	58.52^Ecd	48.67^Dd	38.91^ABb	29.76^Aa	27.71^Aa
	30-60 cm	31.27^EFfg	85.16^Bb	55.86^Ed	37.89^Ee	28.52^Dde	19.14^Ed	15.25^CDcd
	60-100 cm	27.19^Fg	67.19^Cc	75.39^CDb	57.66^Cc	26.56^De	16.02^Ee	9.53^Ff
壤土 Loam soil	0-30 cm	46.70^ABb	94.92^ABab	64.84^DEc	55.78^Cc	39.06^ABb	28.98^ABab	27.73^Aa
	30-60 cm	42.30^BCbc	100.78^ABa	59.38^Ecd	40.63^Ee	30.08^CDde	25.00^BCc	16.80^CDc
	60-100 cm	35.16^DEef	85.94^Bb	90.00^ABa	78.12^Aa	33.44^BCDcd	19.92^DEd	11.72^EFe
砂土 Sandy soil	0-30 cm	53.19^Aa	100.39^ABa	78.98^BCb	59.77^BCc	35.55^BCbc	25.83^BCc	23.83^Bb
	30-60 cm	36.78^CDde	94.92^ABab	56.89^Ecd	40.63^Ee	32.67^BCDcd	26.61^ABCbc	17.19^Cc
	60-100 cm	43.13^BCbc	102.336^Aa	92.97^Aa	64.84^Bb	44.53^Aa	28.35^ABab	14.06^DEd