Compared with the common drilling, alfalfa seedling in planting with plastic film emerged in advance of tree days, seedling stem height increased 57%,seedling stem wide increased 21.7% and root Length increased 2~4cm. Compared with CK, alfalfa stem height increased 30.77%. Branch increased 12%, Ratio of stem to leave was lower than CK, Yield of alfalfa increased 21.14% in first year of planting with Plastic film and increased 83.64% in second year. Net income in two years comed to 2916.88 Yuan/hm2.
Li Huike, Zhang Guangjun, Yang Jianjun
. Effect of Planting with Plastic Film on Economic Characters of Alfalfa[J]. Chinese Agricultural Science Bulletin, 2005
, 21(5)
: 53
-53
.
DOI: 10.11924/j.issn.1000-6850.050553
1陈宝书主编.牧草饲料作物栽培学[M].北京:中国农业出版社,2001.207~222
2任继周.草业科学研究方法[M].北京:中国农业出版社,1998.56~125
3彭祥林,贾恒义编著.黄土高原草地土壤生态-[M].西安:世界图书出版社,1998.261~266
4北京农业大学主编.植物生理学[M].北京:中国农业出版社,1980.98~101
5白玉龙,姜永,巴雅尔,等.紫花苜蓿自然株高变量分析.草业科学[J],2002,19(6):32~34
6姬永莲.陇东紫花苜蓿主要生产性能研究.草原与草坪[J], 2003,2:53~55
7Lovera,I,Ferran,Harvest management effects on alfalfa Production and quality in mediterrancan areas[J].Crass and Forage sci,1998,53:88~92
8王成章,高永革,史莹华.紫花苜蓿引种比较试验.首届中国苜蓿发展大会论文集[A].北京:中国草原学会.2001,5:93~95
