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《苜蓿与苜蓿改进》(Alfalfa and Alfalfa Improvement)一书,系由美国农艺学会(ASA)、美国作物学会 (CSSA) 与美国土壤学会(SSSA)联合出版后不久经美国农业部贝尔茨维尔农业研究署、植物科学研究所(USDA,ARS,PSI)爱尔晋博士(Dr.James H.Elgin,Jr.)寄赠本人的.原书系1972年ASA出版的《苜蓿的科学与技术(Alfalfa Science and Technology)》,即现书的第二版.1984年美国加州大学农业实验站的皇家谷农业中心(Imperial Valley Agricultural Center)雷曼博士(Dr.William
Alfalfa and Alfalfa Improvement, shortly after the joint publication of the American Agronomy Society (ASA), the American Crop Federation (CSSA) and the American Soil Society (SSSA), was approved by the USDA Beltsville Agricultural Research Department of Plant Science (USDA, ARS, PSI) Dr.James H.Elgin, Jr.Send my own original book published in 1972 ASA “alfalfa science and technology (Alfalfa Science and Technology, ”second edition of the book. 1984 Dr. Valleyill, Imperial Valley Agricultural Center, Agricultural Experiment Station, University of California,