Home Vitae Honors/Tchg/Research/Ext Grants Journal Articles Reports Journal Articles Sadeghpour, A., M. Hashemi, S.A. Weis, J. T. Spargo, S. Mehrvarz, S.J. Herbert. 2015. Assessing tillage systems for reducing ammonia volatilization form spring-applied slurry manure.Communication in Soil Science and Plant Analysis. 46:724-735. doi: 10.1080/00103624.2015.1005223. Zhou, K.Q., Y.Y. Sui, X.B. Liu, X. Zhang, J. Jin, G.H. Wang, S.J. Herbert. 2015. Crop rotation with nine-year continuous cattle manure addition restores farmland productivity of artificially eroded Mollisols in Northeast China. Field Crops Research. 171:138-145. Sadeghpour, A., M. Hashemi, M. DaCosta, E. Jahanzad, L.E. Gorlitsky, S.J. Herbert. 2015. Switchgrass establishment and biomass yield response to seeding date and herbicide application. Agron. J. 107:142-148. doi:10.2134/agronj14.0288. Gorlitsky, L.E., A. Sadeghpour, M. Hashemi, F. Etemadi, S.J. Herbert. 2015. Biomass vs. quality tradeoffs for switchgrass in response to fall harvesting period. Industrial Crops and Products. 63:311-315. doi: 10.1016/j.indcrop.2014.10.012. Sadeghpour, A., M. Hashemi, S.A. Weis, J. T. Spargo, S. Mehrvarz, S.J. Herbert. 2015. Assessing tillage systems for reducing ammonia volatilization form spring-applied slurry manure. Communication in Soil Science and Plant Analysis. 46:724-735. doi: 10.1080/00103624.2015.1005223. Sadeghpour, A., M. Hashemi, E. Jahanzad, S.J. Herbert. 2015. Switchgrass stand density and yield as influenced by seedbed preparation methods in a sandy loam soil. BioEnergy Research. 8:1840-1846 doi: 10.1007/s12155-015-9638-693. Liu, X.B., Sheng, C.L., Herbert, S.J., Chin, K.L., & Qi,Y. (2015). Mapping soybean physiology research based on the web of science. International Journal of Plant Production, 9(4): 561-579. Sadeghpour, A., M. Hashemi, S.J. Herbert. 2014. A simple vigor test for adjusting switchgrass seeding rate in fertile and marginal soils. Grassland Science. 60: 252–255., doi: 10.1111/grs.12066. Li, Y.S., Q.Y. Zhang, X.B. Liu, J. Jin, S.J. Herbert. 2014. Planting date influences fresh pod yield and seed chemical compositions of vegetable soybean, Hort Science 49:1376–1380. Sadeghpour A., M. Hashemi, M. DaCosta, LE Gorlitsky, E. Jahanzad, S.J. Herbert. 2014. Assessing winter cereals for weed control in reduced-tillage switchgrass establishment. Industrial Crops and Products. 62:522-525., doi: 10.1016/j.indcrop.2014.09.027. Sadeghpour A., M. Hashemi, M. DaCosta, E. Jahanzad, S.J. Herbert. 2014. Switchgrass establishment influenced by cover crop, tillage systems and weed control. Bioenergy Research. 7:1402-1410. doi: 10.1007/s12155-014-9485-x. Herbert, S.J., L. Gorlitsky, M. Hashemi, A. Sadeghpour. 2013. Evaluating Switchgrass Varieties for Biomass Yield and Quality in Massachusetts. Proceedings from Sun Grant National Conference: Science for Biomass Feedstock Production and Utilization, New Orleans, LA. http://sungrant.tennessee.edu/NatConference/ConferenceProceedings/ENERGY+CROP+PRODUCTION.htm Chapter 2. Energy Crop Production #2.9. Hashemi, M. A. Farsad, A. Sadeghpour, S. Weis, S.J. Herbert. 2013. Cover Crop Management for Increasing Nitrogen Recovery in the fall.  Plant Nut Soil Sci. 176: 69–75 Sadeghpour, A., E. Jahanzad, M. Hashemi, A. Esmaelli, S.J. Herbert. (2013). Intercropping annual medic (Medicago scutellata L.) with barley (Hordeum vulgare L.) may improve total forage and crude protein yield in semi-arid environment. Australian J. Crop Sci. 7(12):1822-1828. Jin, J., X.B. Liu, G.H. Wang, X. Chen, Z.H. Yu, and S.J. Herbert. 2013. Effect of phosphorus application on hierarchical lateral root morphology and phosphorus acquisition in soybean. Journal of Plant Nutrition, 36:1578–1589. Jin J., G.H. Wang, J.D. Liu, Z.H. Yu, X.B. Liu and S.J. Herbert. 2013. The fate of soyabean photosynthetic carbon varies in Mollisols differing in organic carbon. European Journal of Soil Science, 64:500–507. Zheng, H., Z. Wang, J. Zhao, S. Herbert, and B. Xing. 2013. Sorption of antibiotic sulfamethoxazole varies with biochars produced at different temperatures. Environmental Pollution, 181:60-67. Zheng, H., Z. Wang, X. Deng, S. Herbert, and B. Xing. 2013. Impacts of adding biochar on nitrogen retention and bioavailability in agricultural soil. Geoderma, 206:32-39. Wang, Z., H. Zheng, Y. Luo, X. Deng, S. Herbert, and B. Xing. 2013. Characterization and influence of biochars on nitrous oxide emission from agricultural soil. Environmental Pollution, 174:289-296. Zheng, H., Z. Wang, X. Deng, J. Zhao, Y. Luo, J. Novak, S. Herbert, and B. Xing. 2013. Characteristics and nutrient values of biochars produced from giant reed at different temperatures. Bioresource Technology. 130:463-471. Farsad, A., S.J. Herbert, M. Hashemi and A. Sadeghpour. 2012. An automated suction lysimeter for improved soil water sampling. Vadose Zone Journal. doi:10.2136/vzj2012.0003. 11(4). Zhou, K., X. Liu, X. Zhang, Y. Sui, S.J. Herbert, Y. Xia. 2012. Corn root growth and nutrient accumulation improved by five years of repeated cattle manure addition to eroded Chinese Mollisols. Canadian Journal of Soil Science. 92(3): 521-527. L. Hao, Y. Wang, J. Xu, S.-D. Feng, C.-Y. Ma, C. Liu, X. Xu, G.-Z. Li, and S. J. Herbert. 2011. Role of endogenous salicylic acid in Arabidopsis response to elevated sulfur dioxide concentration. Biologia Plantarum - BIOL PLANT. 55(2):297-304. Liu, B., Y.S. Li, X.B. Liu, C. Wang, J. Jin, S.J. Herbert. 2011 Lower total soluble sugars in vegetative parts of soybean plants are responsible for reduced pod number under shading conditions Australian Journal of Crop Science 5(13): 1852-1857 Jin, J. X.B. Liu, G.H. Wang, J.D. Liu, L. Mi, S.J. Herbert. 2011. Leaf nitrogen status as a main contributor to yield improvement of soybean cultivars. Agronomy Journal. 103(2): 441-448 Jin, J., G.H. Wang, J.D. Liu, X.B. Liu, J.J. Liu, Z.H. Yu, and S. J. Herbert. 2011. Seasonal allocation of photosynthetically fixed carbon to the soybean-grown Mollisols in Northeast China. Crop & Pasture Science. 62: 563–570 Farsad, A., T. O. Randhir, S. J. Herbert and M. Hashemi. 2011. Spatial modeling of critical planting date for winter rye cover crop to enhance nutrient recovery. Agronomy Journal 103(4): 1252-1257 Zhang, Q.Y., Q.L. Gao, S.J. Herbert, Y.S. Li,  and M. Hashemi. 2010. Influence of sowing date on phenological stages, seed growth and marketable yield of four vegetable soybean cultivars in Northeastern USA. African Journal of Agricultural Research. 5(18): 2556-2562 Liu, X.B., X.Y. Zhang, and S.J. Herbert. 2010. Feeding China’s growing need for grain Nature. 426: 420. Liu, B., X.B. Liu, C. Wang, Y.S. Li, J. Jin, S.J. Herbert. 2010. Soybean yield and yield components distribution across the main axis in response to light enrichment and shading under different densities. Plant, Soil, and Environment 56(8): 384-392. Jin, J. G.H. Wang X.B. Liu, M. Liang, S.J. Herbert. 2010. Genetic improvement of yield shapes the temporal and spatial root morphology of soybean grown in Northeast China. New Zealand Journal of Crop and Horticultural Science. 38(3): 177-188. Liu, X.B., X.Y. Zhang, Y.Y. Sui, Y.X. Wang, and S.J. Herbert. 2010. Soil degradation: A Problem threatening the sustainable development of agriculture in Northeast China. Plant, Soil, and Environment. 56(2): 87-97. Liu, B.X., B. Liu, C. Wang, J. Jin, S.J. Herbert. 2010. Endogenous hormones in seed, leaf and pod wall and their relationship to seed filling in soybeans Crop and Pasture Science (Continuing Australian Journal of Agricultural Research). 61(3): 103-110. Jin. J. X.B. Liu, G.H. Wang, and S.J. Herbert 2010. Agronomic and physiological contributions to the yield improvement of soybean cultivars released from 1950 to 2006 in Northeast China. Field Crops Res.115:116-123. Liu, B., X.B. Liu, C. Wang , J. Jin , S.J. Herbert, and M. Hashemi.  2010. Responses of soybean yield and yield components to light enrichment and planting density. International Journal of Plant Production. 4 (1): 17-26. Liu, B. X.B. Liu, C. Wang, Y.S. Li, J. Jin, and S.J. Herbert. 2010. Long distance transport of assimilates is shown to exist in soybean plants. African Journal of Agricultural Research. 5(7): 551-554. Herbert, S.J., X.B. Liu, G. Baath, J. Jin, Q.Y. Zhang, and M. Hashemi. 2010. Seed growth characteristics of some short season indeterminate soybeans. Acta Agronomica Sinica. 36(3): 496-501. Sui, Y. Y., X B Liu X.Y. Zhang, and S.J. Herbert. 2009. Differentiating the short-term impacts of topsoil removal and soil amendments on crop performance/productivity of corn and soybean in eroded farmland of Chinese Mollisols. Field Crops Res., 111:276-283. Wang, C., B. Liu, J. Jin, X.B. Liu, and S.J. Herbert. 2009. Eco-physiological factors in regulating soybean seed growth and development. Syst. Sci. and Compr. Studies in Agri. 25(2): 133-137. Wang, C., B. Liu, J. Jin, J. Liu, Q.Y. Zhang, X.B. Liu, S.J. Herbert. 2009. Influences of planting density on agronomic traits and spatial distribution of yield components across main stem in soybean. Soybean Sci. 28(1): 32-36. Liu, B., C. Wang, J. Jin, X.B. Liu, and S.J. Herbert.  2009. Effects of shade during reproductive stage on accumulation of fatty acids in soybean seed. Soybean Sci. 28 (1): 53-58. Liu, B., C. Wang, J. Jin, X. B. Liu, and S.J. Herbert.  2009. Effect of light enrichment and shading during reproductive stage on dry matter distribution, yield and quality of soybean.  Agricultural Research in the Arid Areas.  27(2):103-107. Nadian, H., M. Hashemi, and S. J. Herbert. 2009. Soil aggregates size and mycorrhizal colonization effect on root growth and phosphorus accumulation by Berseem clover. Comm. Soil Sci. and Plant Analysis. 40:2413-2425. Biabani, A., M. Hashemi, and S. J. Herbert. 2008. Agronomic performance of two intercropped soybean cultivars. International Journal of Plant Production. 2: 215-221. Liu, B., C. Wang, J. Jin, X.B. Liu, and S.J. Herbert. 2008. Effects of light enrichment and shade during reproductive stage on yield and yield components in soybean. Soybean Sci., 27 (5): 764-772. Zhang, Q.Y., S.J. Herbert, and X.W. Pan. 2008. Field performance of vegetable soybean varieties (lines) in northeast China. Soybean Sci. 27(3):409-413. Liu, X.B., J. Jin, G.H. Wang, and S.J. Herbert. 2008. Soybean yield physiology and high-yielding practices in Northeast China. Field Crops Res. 105:157-171. Jin, J., G.H. Wang, X.B. Liu, L. Zhang, L. Mi, J.J. Liu, and S.J. Herbert. 2008. A review on photosynthesized carbon below-ground partitioning and transformation during grow period of crops. Chinese J. of Ecology. 27:1393-1399. Jin J, G.H. Wang, Liu XB, Liu JJ, Mi L, Wang C. and S.J. Herbert. 2008. Root morphology of two soybean genotypes grown in Alfisols and Mollisols. Chinese J. of Applied Ecology. 19(8):1747-1753. Huang, L.L., C. Yang. Y. Zhao, X. Xu, Q. Xu, G. Z. Li, J. Cao, S. J. Herbert, L. Hao. 2008. Antioxidant Defenses of Mycorrhizal Fungus Infection Against SO2-Induced Oxidative Stress in Avena nuda Seedlings. Bull. Environ. Contam. Toxicol. 81:440-444. Xu, Q., X. Xu, Y. Zhao, K. Jiao, and S.J. Herbert L. Hao. 2008. Salicylic acid, hydrogen peroxide and calcium-induced saline tolerance associated with endogenous hydrogen peroxide homeostasis in naked oat seedlings. Plant Growth Regul. 54:249-59. Zhang, Q.Y., S.J. Herbert, and A.M. Hashemi. 2007. Yield stability of early and late corn hybrids at different years in the Northeast USA. System Sci. and Comprehensive Studies in Agriculture. 23(2): 175-178. Wang, G.H., J. Jin, X.L. Chen, J.D. Liu, X.B. Liu, and S.J. Herbert. 2007. Biomass and catabolic diversity of microbial communities with long-term restoration, bare fallow and cropping history in Chinese Mollisols. Plant, Soil and Environment, 53(4): 177-185. Jin. J., G.H. Wang, X.L. Chen, X.B. Liu, and S.J. Herbert. 2007. Analysis of microbial community functional diversity in rhizosphere of different soybean genotypes at R1 stage using Biolog-ECO method. Soybean Sci. 26(4):565-570. Zhang, X.Y., Y.Y. Sui, X.D. Zhang, D.Z. Wen and S.J. Herbert. 2006. Spatial Variability of Nutrient Properties in the Black Soil of Northeast China. Submitted to Pedosphere. 17(1): 19-29. Jin J., G.H. Wang, X.B. Liu, G.D. Wang, S.J. Herbert. 2006. Inspection of Nutrients Uptake and Distribution across Rhizosphere at Seedling Stage of Soybean by Rhizobox Method. Journal of Graduate School of Chinese Academy of Sciences. 24(2): 193-200. Liu, X.B., S.J. Herbert, Q.Y. Zhang, and A.M. Hashemi. 2006. Yield–density relation of glyphosate-resistant soya beans and their responses to light enrichment in northeastern USA. J. Agronomy & Crop Science. 193: 55-62. Zhang, X., X. Liu, Y. Sui, S. Zhang, H. Liu and S.J. Herbert. 2006. Effect of artificial topsoil removal on soybean dry matter accumulation and yield in Chinese mollisols. Soybean Science. 25 (2): 123-126. Ou, S., L. Chen, H. Chen, and S.J. Herbert. 2006. A Self-Calibrated Environmental Friendly Automatic Irrigation System. Computers in Agriculture and Natural Resources, 4th World Congress Conference Proceedings (Orlando, Florida USA) Publication 701P0606. Liu, X., S.J. Herbert, A.M. Hashemi, X. Zhang, and G. Ding. 2006. Effects of agricultural management on soil organic matter and carbon transformation – a review. Plant Soil Environ., 52:531–543. Liu, X.B., S.J. Herbert, A.M. Hashemi, G.V. Litchfield, Q.Y. Zhang and A.R. Barzegar. 2006. Responses of soybean yield and yield components distribution across the main axis under source-sink manipulation. Journal of Agronomy and Crop Science, (Germany) 192: 140-146. Liu, X.B., S.J. Herbert, J. Jin, Q.Y. Zhang, Y.H. Li and G.H. Wang. 2006 Light enrichment and its interaction with source-sink alteration on yield and yield components in soybean. Soybean Science. 25 (1): 6-10. Liu, X.B., S.J. Herbert, A.M. Hashemi, G.V. Litchfield and Q.Y. Zhang. 2006. Yield and yield components response of old and new soybean cultivars to source-sink manipulation. Plant, Soil and Environment. 52 (4): 150-158. Liu, X.B., S.J. Herbert, K. Baath and A.M. Hashemi. 2006. Soybean (Glycine max) seed growth characteristics in response to light enrichment and shading. Plant, Soil and Environ. 52 (4): 178-185. Jin, J., G. Wang, X. Liu, X. Pan, S.J. Herbert, and C. Tang. 2006. Interaction between phosphorus nutrition and drought on grain yield, and assimilation of phosphorus and nitrogen in two soybean cultivars differing in protein concentration in grains. Journal of Plant Nutrition, 29: 1433–1449. Heckman, J. R., W. Jokela, T. Morris, D. B. Beegle, J. T. Sims, F. J. Coale, S. Herbert, T. Griffin, B. Hoskins, J. Jemison, W. M. Sullivan, D. Bhumbla, G. Estes, and W. S. Reid. 2006. Soil test calibration for predicting corn response to phosphorus in the northeast USA. Agron. J. 98: 280-288. Ding, G, X.B. Liu, S. Herbert, J. Novak, D. Amarasiriwardena, and B. Xing. 2006. Effect of cover crop management on soil organic matter. Geoderma 130(3-4): 229-239. Barzegar, A.R., H. Nadian, F. Heidari, S.J. Herbert and A.M. Hashemi. 2006. Interaction of compaction, phosphorus and zinc on clover growth and accumulation of phosphorus. Soil and Tillage Research 87: 155-162. Liu, X.B., Q.Y. Zhang and S.J. Herbert. 2005. Fertilization management for improved protein and kernel/flour quality of poor-quality spring wheat in Northeast China. Agricultural Sciences in China. 4(3): 207-213. Liu, X.B., S.J. Herbert M. Hashemi J. Jin and G.H. Wang 2005. Row-spacing in relation to competition for limited resources in soybean. Journal of Northeast Agricultural University 11:97-107. Liu, X.B. J.D. Liu, B.S. Xing, S.J. Herbert, and X.Y. Zhang. 2005. Effects of long-term continuous cropping, tillage, and fertilization on soil carbon and nitrogen in Chinese Mollisols. Communications in Soil Science and Plant Analysis. 36(9&10): 1229-1239. Jin, J., G.H. Wang, X.B. Liu, X.W. Pan, and S.J. Herbert. 2005. Phosphorus regulates root traits and phosphorus uptake to improve soybean adaptability to water deficit at initial flowering and full pod stage in a pot experiment Soil Science and Plant Nutrition 51(7): 953-960. Hashemi, A.M., S.J. Herbert, D.H. Putnam. 2005. Yield Response of Corn to Crowding Stress. Agronomy Journal. 97:839-846. Ding, G., J. Mao, S.J. Herbert, D. Amarasiriwardena and B. Xing. 2005. Spectroscopic characterization of fulvic acid under different cover crop systems. Communication in Soil Science and Plant Analysis. 36(15&16):2101-2111. Barzegar, A.R., A. Koocheczadeh, B. Xing and S.J. Herbert. 2005. Concentration changes of Cd, Ni and Zn in sugarcane cultivated soils. Water, Air and Soil Pollution 161:97-112. Barzegar, A.R., M.H. Mossavi, M.A. Asoodar, and S.J. Herbert. 2004. Root mass distribution of winter wheat as influenced by different tillage systems in semi arid region. J. of Agronomy. 3:223-228. Barzegar, A.R., S.J. Herbert, A.M. Hashemi and M.A. Asoodar. 2004. Interactive Effects of Tillage System and Soil Water Content on Aggregate Size Distribution. Soil and Tillage Res. 78(1):45-52. Barzegar, A.R., S.J. Herbert, A.M. Hashemi and C.S. Hu. 2004. Evaluation of passive pan sampler for vadose zone leachate collection. Soil Sci. Soc. Am. J. 68 (3):744-749. Barzegar, A.R., M.A. Asoodar, A.R. Eftekhar and S.J. Herbert. 2004. Tillage effects on soil physical properties and performance of irrigated wheat and clover in semi arid region. J. Agron. 3:237-242. Casey , C.A. , F.X. Mangan, S.J. Herbert, A.V. Barker, and A.K. Carter. 2004. The Effect of Light Intensity and Nitrogen Fertilization on Plant Growth and Leaf Quality of Ngo Gai (Eryngium foetidum L.) in Massachusetts. Acta Horticulturae. 629:215-229. Li, X., C.S. Hu and S.J. Herbert, 2004. Leaching loss of nitrate during the wheat season in Piedmont of Mountain Taihang. Chinese J. of Eco-agriculutre. Vol.12(1). 12(3):83-85 Li, Y.Z., and S.J. Herbert. 2004. Influence of prescribed burning on nitrogen mineralization and nitrification in grassland. Comm. Soil Sci. Plant Anal. 35(3&4): 571-581. Liu, X.B., S.J. Herbert, J. Jin, Q.Y. Zhang and G.H. Wang. 2004. Responses of photosynthetic rates and yield/quality of main crops to irrigation and manure application in the black soil area of Northeast China. Plant and Soil. 261(1-2): 55-60. Barzegar, A.R., M.A. Asoodar, A. Khadish, A. Hashemi, and S.J. Herbert. 2003. Soil physical characteristics and chickpea yield responses to tillage treatments. Soil and Tillage Research. 71(1)49-57. Heckman, J.R., J.T. Sims, D.B. Beegle, F.J. Coale, S.J. Herbert, T.W. Bruulsema, and W.J. Bamka. 2003. Nutrient removal by corn grain harvest. Agronomy J. 95:587-591. Jin, J., X.B. Liu, G.H. Wang, Q.Y. Zhang and S.J. Herbert. 2003. Ecophysiological characters of high yielding population in soybean. Chinese J. Oil Crop Sci. 25(3): 110-114. Liu, X.B., X.Z. Han, C. Song, S.J. Herbert, and B. Xing. 2003. Soil organic carbon dynamics in black soils of China under different agricultural management systems. Comm. Soil Sci. & Plant Anal. 34:973-984. Liu, X.B. S.J. Herbert, M. Hashemi and R. Barzegar. 2003. Factors involved in the efficacy of polyacrylamides to soil and water management, System Sciences and Comprehensive Studies in Agriculture 19 (3): 165-168. O'Brien, T.A., S.J. Herbert, A.V. Barker. 2003. Paper Sludge as a Soil Amendment for Production of Corn. Commun. Soil Sci. and Plant Analysis. 34 (15 & 16): 2229 B 2241. Zhang, Q.Y., X.B. Liu, J. Jin, G.H. Wang, Y.H. Li, and S.J. Herbert. 2003. Influence of water and fertilizer coupling on photosynththetic characters and yield of soybean. Agric. Res. Arid Areas 21(1):47-50. Ding, G., J.M. Novak, S. Herbert and B. Xing. 2002. Long-term tillage effect on soil metolachlor sorption and desorption behavior. Chemosphere, 48: 897-904. O' Brien, T.A., S.J. Herbert, and A.V. Barker. 2002. Growth of corn in varying mixtures of paper mill sludge and soil. Comm. Soil Sci. & Plant Anal. 33:635-646. Liu X.B., C.Y.Song, S.J. Herbert and B Xing. 2002. Ecological effects of cover crops. J. Applied Ecology 13(3):364-368. Liu, X.B., and S.J.Herbert. 2002. Fifteen years of research examining cultivation of continuous soybean in northeast China - A review. Field Crops Res. 79(1):1-7. Ding, G., Mao, J., Herbert, S., Amarasiriwardena, D, and Xing, B., 2001. Spectroscopic evaluation of humin changes in response to soil managements. In Humic Substances: Structures, Models and Functions. E.A. Ghabbour and G. Davis (edit). The Royal Society of Chemistry, UK . p261-271. Heckman, J.R., J.T. Sims, D.B. Beegle, S.J. Herbert, and T.W. Bruulsema, 2001. Phosphorus and potassium removal in corn. Better Crops 85(1):4-6. Liu, X.B., B.Xing and S.J.Herbert. 2001. Soil quality and its assessment indicators. Scientific Series Chinese Sci. Assoc. 18(2): 107-110. Liu, X.B. and S.J.Herbert, 2001. Five P theory of crop yield and its research directions. Chinese Agricultural Science Bulletin 17(4): 65-66. Liu, X.B., and S.J. Herbert. 2001. Ecological impacts of cover crops. Journal of Applied Ecology 12(1): 24-29. Liu X.B., C.Y.Song and S.J. Herbert, 2001. Yield physiology research of soybean in USA. Soybean Science 20(2):141-144. Ding, G., D. Amarasiriwardena, S.J. Herbert, J. Novak, and B. Xing. 2000. Effect of cover crop systems on the characteristics of soil humic substances. @ in Humic Substances: Versatile Components of Plants, Soil and Water, The Royal Soc. of Chemistry, Cambridge , UK , p53-61. Liu, X., and S.J. Herbert 2000. Aspects of soybean yield physiology. Journal of Northeast Agriculture (CN). 7:71-78. Mathew, J.P., S.J. Herbert, S. Zhang, A.A.F. Rautenkranz, and G.V. Litchfield. 2000. Differential response of soybean yield components to the timing of light enrichment. Agron. J. 92:1155-1161. Steenhuis, T.S., K. Vandenheuvel, K. W. Weiler, J. Boll, J. Daliparthy, S. J. Herbert, K-J.S. Kung. 1998. Mapping and interpreting soil textural layers to assess agri-chemical movement at several scales along the eastern seaboard (USA). Nutrient Cycling in Agroecosystems 50:91-97. Herbert, S.J., B. O'toole, Z. Pan and R. Bonney. 1996. Nectar producing plants for honey bees. Proc. Int. Symp. Medicinal and Aromatic Plants. Acta Hort. 426:329-332. Boll, J., R.P.G. van Rijn, K.W. Weiler, J.A. Ewen, J. Daliparthy, S.J. Herbert, and T.S. Steenhuis. 1996. Using Ground-Penetrating Radar to detect layers in a sandy field soil. Geoderma 70:117-132. Daliparthy, J., S. J. Herbert, and P. L. M. Veneman. 1994. Dairy manure applications to alfalfa: Crop response, soil nitrate, and nitrate in soil water. Agron. J. 86:927-933. Daliparthy, J., S.J. Herbert, L.J. Moffitt, and P.L.M. Venman. 1995. Herbage production, weed occurrence, and economic risk from dairy manure application to alfalfa. J. Prod. Agric. 8:495-501. Herbert, S.J., J. Daliparthy and P.L.M. Veneman. 1993. Application of dairy manure on alfalfa. Proceedings XVII Int. Grassland Congress: 830-831. Schonbeck, M., S.J. Herbert, R. DeGregorio, F.X. Mangan K. Gillard, E. Sideman, J. Herbst and R. Jaye. 1993. Cover cropping systems for brassicas in the Northeastern United States: J. Sust. Agric. 3:105-132. Hashemi-Dezfouli A., and S.J. Herbert. 1992. Intensify plant density response of corn with artificial shade. Agron. J. 84:547-551. Herbert, S.J., D.H. Putnam, M.I. Poos-Floyd, A. Vargas and J.F. Creighton. 1984. Forage yield of various planting patterns of intercropped corn and soybean. Agronomy Journal 76:507-510. Willcott, J., S.J. Herbert and Liu Zhi-yi. 1984. Leaf area display and light interception in short-season soybeans. Field Crop Res. 9:173-182.   HOME... <<Back... Continue......