2WAGGONER P E, MILLER P M, DE ROO H C. Plastic mulc-hing: principles and benefits[R]. United Kingdom: CAB Driect,1960.
3ZHANG S, LI P, YANG X, et al. Effects of tillage and plasticmulch on soil water, growth and yield of spring-sown maize[J].Soil and Tillage Research,2011, 112(1): 92-97.
4RIGGI E, SANTAGATA G, MALINCONICO M. Bio-based andbiodegradable plastics for use in crop production[J]. Recent Pa-tents on Food, Nutrition & Agriculture,2011, 3(1): 49-63.
5LAMENT W J. Plastic mulches for the production of vegetable crops[J]. HortTechnology, 1993, 3(1): 35-39.
6RAMAKRISHNA A, TAM H M, WANI S P, et al. Effect ofmulch on soil temperature, moisture, weed infestation and yield ofgroundnut in northern Vietnam[J]. Field Crops Research,2006,95(2): 115-125.
7VAN WIJK W R, LARSON W E, BURROWS W C. Soil tempera-ture and the early growth of corn from mulched and unmulched soil[J]. Soil Science Society of America Journal,1959, 23(6): 428-434.
8LAL R. Soil temperature, soil moisture and maize yield frommulched and unmulched tropical soils[J]. Plant and Soil,1974,40(1): 129-143.
9LI F, GUO A, WEI H. Effects of clear plastic film mulch on yieldof spring wheat[J]. Field Crops Research,1999, 63(1): 79-86.
10CHEN C. Extensions of the TOPSIS for group decision-making un-der fuzzy environment[J]. Fuzzy Sets and Systems,2000, 114(1): 1-9.