不同氮素粒肥水平下精米蒸煮食味品质变化及其与矿质元素含量相关性分析

石吕,薛亚光,魏亚凤,李波,石晓旭,刘建

Changes of Cooking and Eating Quality and Its Correlation with Mineral Element Content in Polished Rice under Different Nitrogen Grain Fertilizer Levels

Lü Shi,Yaguang Xue,Yafeng Wei,Bo Li,Xiaoxu Shi,Jian Liu

表3 不同氮素粒肥水平下精米RVA谱特征值的品种间差异

Table 3 Varieties difference of RVA profile characteristics in polished rice under different nitrogen grain fertilizer levels

品种 Variety	处理 Treatment	最高粘度(cp) Peak viscosity	热浆粘度(cp) Hot viscosity	崩解值(cp) Breakdown	最终粘度(cp) Final viscosity	回复值(cp) Consistence	消减值(cp) Setback	峰值时间(min) Peak time	糊化温度(℃) Pasting temperature
扬稻6号	N1	2 640±12.02a	1 855±5.66a	785±17.68a	3 129±0.71a	1 274±6.36b	489±11.31c	6.43±0.03c	73.17±0.03b
Yangdao 6	N2	2 515±11.31b	1 752±8.49b	763±19.80a	3 083±14.14b	1 331±5.66a	568±25.46b	6.53±0.03b	74.94±0.21a
	N3	2 304±7.07c	1 619±0.71c	686±6.36b	2 963±1.41c	1 345±0.71a	659±5.66a	6.69±0.00a	75.00±0.13a
南粳9108	N1	3 167±1.41a	2 249±2.83a	918±4.24a	3 412±7.07a	1 163±9.90b	245±5.66c	6.35±0.07c	74.13±0.11b
Nanjing 9108	N2	3 012±1.42b	2 171±2.12b	842±3.54b	3 341±5.66b	1 171±3.54b	329±7.07b	6.49±0.01b	74.15±0.07b
	N3	2 811±3.54c	2 028±7.78c	783±11.31c	3 229±2.12c	1 201±9.90a	418±1.41a	6.59±0.04a	75.65±0.07a
F值Fvalue	品种Variety	13 828.68^**	16 811.97^**	212.04^**	4 506.91^**	1 220.68^**	1 175.28^**	9.46^*	16.75^**
	氮素粒肥 Nitrogen grain fertilizer	2 144.96^**	1 798.08^**	91.71^**	655.47^**	64.09^**	198.00^**	26.26^**	204.42^**
	品种×氮素粒肥 Variety×Nitrogen grain fertilizer	4.31^ns	5.16^ns	5.18^*	3.57^ns	13.78^**	0.04^ns	0.23^ns	65.95^**