[1] Wang Y L, Li X F, Shi S L, et al. Analysis and evaluation on the production performance components of different alfalfa. Chinese Journal of Grassland, 2007, 29(5): 8-15. 王亚玲, 李晓芳, 师尚礼, 等. 紫花苜蓿生产性能构成因子分析与评价. 中国草地学报, 2007, 29(5): 8-15. [2] Kou J T, Shi S L.2, 4-epibrassinolide protection aginest root growth inhibition and oxidative damage of Medicago sativa L. seedling under NaCl stress. Chinese Journal of Eco-Agriculture, 2015, 23(8): 1010-1019. 寇江涛,师尚礼. 2, 4-表油菜素内酯对NaCl胁迫下紫花苜蓿幼苗根系生长抑制及氧化损伤的缓解效应. 中国生态农业学报, 2015, 23(8): 1010-1019. [3] Anonymous. National alfalfa industrial development plan (2016-2020). China Agricultural Information, 2017, (4): 9-13. Anonymous. 全国苜蓿产业发展计划(2016-2020). 中国农业信息, 2017, (4): 9-13. [4] Rohweder D A, Barnes R F, Jorgensen N.Proposed hay grading standards based on laboratory analyses for evaluating quality. Journal of Animal Science, 1978, 47(3): 747-759. [5] Gengenbach B G, Miller D A.Variation and heritability of protein concentration in various alfalfa plant parts. Crop Science, 1972, 12(4): 767-769. [6] Kephart K D, Buxton D R, Hill R R.Morphology of alfalfa divergently selected for herbage lignin concentration. Crop Science, 1989, 29(3): 778-782. [7] Parsons D, Cherney J H, Gauch H G.Estimation of spring forage quality for alfalfa in New York state. Plant Health Progress, 2006, 4(1). [8] Hintz R W, Albrecht K A.Prediction of alfalfa chemical composition from maturity and plant morphology. Crop Science, 1991, 31(6): 1561-1565. [9] Parsons D, Cherney J H, Gauch H G.Estimation of preharvest fiber content of mixed alfalfa-grass stands in New York. Agronomy Journal, 2006, 98(4): 1081-1089. [10] Parsons D, Peterson P R, Cherney J H.Estimation of nutritive value of spring alfalfa-grass mixtures using in-field measurements and growing degree data. Forage and Grazinglands, 2013, 12(1): 1-7. [11] Fick G W, Onstad D W.Statistical models for predicting alfalfa herbage quality from morphological or weather data. Journal of Production Agriculture, 1988, 1(2): 160-165. [12] Anonymous. Kjeltec 8000 solution brochure. FOSS. [2017-08-23] http://www.foss.cn/industry-solution/chemical-analysis/brochures-and-data-sheets. [13] Anonymous. Analytical Methods.Ankom. [2017-08-23].https: //www.ankom.com/analytical-methods-support/fiber-analyzer-A2000. [14] Donovan T J, Meek B D.Alfalfa responses to irrigation treatment and environment. Agronomy Journal, 1983, 75(3): 461-464. [15] Hanson B, Putnam D, Snyder R.Deficit irrigation of alfalfa as a strategy for providing water for water-short areas. Agricultural Water Management, 2008, 93(1): 73-80. [16] Li Z, Zhang W, Sun Z.Yield and water use efficiency of non- and single-irrigated alfalfa with ridge and furrow planting in northern China. Agronomy Journal, 2015, 107(3): 1039-1047. [17] Montazar A, Sadeghi M.Effects of applied water and sprinkler irrigation uniformity on alfalfa growth and hay yield. Agricultural Water Management, 2008, 95(11): 1279-1287. [18] Mouradi M, Farissi M, Bouizgaren A, et al. Effects of water deficit on growth, nodulation and physiological and biochemical processes in Medicago sativa-rhizobia symbiotic association. Arid Land Research & Management, 2015, (2): 1-16. [19] Ismail S M, Almarshadi M H.Maximizing productivity and water use efficiency of alfalfa under precise subsurface drip irrigation in arid regions. Irrigation and Drainage, 2013, 62(1): 57-66. [20] Lathwell D J, Vittum M T.Response of alfalfa to irrigation and fertility level. Agronomy Journal, 1962, 54(3): 195-198. [21] Vough L R, Marten G C.Influence of soil moisture and ambient temperature on yield and quality of alfalfa forage. Agronomy Journal, 1971, 63(1): 40-42. [22] Halim R A, Buxton D R, Hattendorf M J, et al. Water-stress effects on alfalfa forage quality after adjustment for maturity differences. Agronomy Journal, 1989, 81(2): 189-194. [23] Peterson P R, Sheaffer C C, Hall M H.Drought effects on perennial forage legume yield and quality. Agronomy Journal, 1992, 84(5): 774-779. [24] Halim R A, Buxton D R, Hattendorf M J, et al. Water-deficit effects on alfalfa at various growth stages. Agronomy Journal, 1989, 81(5): 765-770. [25] Testa G, Gresta F, Cosentino S L.Dry matter and qualitative characteristics of alfalfa as affected by harvest times and soil water content. European Journal of Agronomy, 2011, 34(3): 144-152. [26] Kuehn C S, Jung H G, Linn J G, et al. Characteristics of alfalfa hay quality grades based on the relative feed value index. Journal of Production Agriculture, 1999, 12(4): 681-684. [27] Karayilanli E, Ayhan V.Investigation of feed value of alfalfa (Medicago sativa L.) harvested at different maturity stages. Legume Research, 2016, 39(2): 237-247. [28] Markoviĉ J, Radoviĉ J, Lugiĉ Z, et al. The effect of development stage on chemical composition of alfalfa leaf and stem. Biotechnology in Animal Husbandry, 2007, 23(5/6/2): 383-388. [29] Min D.Effects of cutting interval between harvests on dry matter yield and nutritive value in alfalfa. American Journal of Plant Sciences, 2016, 7(8): 1226-1231. [30] Stavarache M, Samuil C, Popovici C I,et al., The productivity and quality of alfalfa(Medicago sativa L.) in Romanian forest steppe. Notulae Botanicae Horti Agrobotanici Cluj-Napoca, 2015, 43(1): 179-185. [31] Abid M, Mansour E, Yahia L B, et al. Alfalfa nutritive quality as influenced by drought in South-Eastern Oasis of Tunisia. Italian Journal of Animal Science, 2016, 15(2): 334-342. [32] Holman J, Min D, Klocke N, et al. Effects of irrigation amount and timing on alfalfa nutritive value. Transactions of the Asabe, 2016, 59(4): 849-860. |