LANDSCAPE ECOLOGY in AGROECOSYSTEMS MANAGEMENT - CHAPTER 2 doc

... was sustained by natural 0919 ch 02 frame Page 10 Tuesday, November 20 , 20 01 6:31 PM © 20 02 by CRC Press LLC • Increase the water storing capacities in the landscape by introducing mid-field afforestation ... matter cycling in agroecosystems 0919 ch 02 frame Page 12 Wednesday, November 21 , 20 01 1:43 PM © 20 02 by CRC Press LLC PROSPECTS OF LANDSCAPE MANAGEME...

Ngày tải lên: 11/08/2014, 10:22

... = 3 .2 mm Rn = 114 W m -2 LE = - 90 W m -2 S = - 15 W m -2 G = - 6 W m -2 0 .2 0 .2 0 .2 0.4 0.4 0.4 0.6 0.6 0.6 0.1 0 .2 2 3 4 0 .2 0.4 0.6 10 -1 10 -2 10 -3 10 0 B D 10 100 1000 0 .2 0.4 0.6 123 E 4 A C Depth Depth Depth Depth Depth z ... [m] z [m] θ [cm 3 cm -3 ] pF K [mm 24 h -1 ] J [mm 24 h -1 ] dφ/dz 0 .2 0 .2 0 .2 0.4...

Ngày tải lên: 11/08/2014, 10:22

... 9 August 20 September 14 October 12 November 14 80 80 80 120 120 110 100 90 100 120 110 130 130 180 170 150 150 140 20 0 24 0 22 0 370 320 25 0 190 20 0 170 25 0 23 0 25 0 27 0 28 0 27 0 25 0 24 0 24 0 Mean 97 1 42 ... 19 82 1986 19 82 1986 19 72 1973 1984–1986 1994 1986–1989 1987–1989 1987–1991 1993 1993 1994 1994 1995 2. 5 2. 1 1.4 1.7 1.3 1.8 1.8 1.8 2. 4 2. 5...

Ngày tải lên: 11/08/2014, 10:22

... April, 20 01, over 22 ,500 acres of riparian forest buffer were installed under CS-CRP in Iowa (USDA-NRCS-PRMS 20 01). In contrast, only 1586 acres were installed under CS-CRP in the same time period in ... of existing riparian buffers. REFERENCES Barrett, G.W. 19 92. Landscape Ecology: Designing Sustainable Agricultural Landscapes, pp. 83–103, in Integrating Sustainable A...

Ngày tải lên: 11/08/2014, 10:22

... pressure 24 .7 11.9 2. 1 14.7 6.1 2. 4 34 .2 16.3 2. 1 26 .4 10.1 2. 6 68.7 19.0 3.6 49.5 11.0 4.5 Table 8.18 Mean Biomass (mg d.w.·m 2 ) of Aboveground Insects in Uniform and Mosaic Landscapes in ... Protozoa Nematoda Lumbricidae Enchytraeidae Acarina Collembola Winged insects mainly larvae 440.0 557.4 940.0 50.9 11 .2 47.4 109.6 1190.0 314.6 56.0 26 .5 1.3 20 .5 14....

Ngày tải lên: 11/08/2014, 10:22

... 0 10 20 30 40 50 60 70 80 90 100 110 0 121 824 30 01 020 304050 Nebria brevicollis Autumn 0 121 824 30 0 1 020 30405060 Harpalus rufipes 0 121 620 246 64 684 0919 ch09 frame Page 23 3 Tuesday, November 20 , 20 01 ... Page 22 4 Tuesday, November 20 , 20 01 6:16 PM © 20 02 by CRC Press LLC Spatial Behavior of Ground Beetles Factors Affecting Flora Diversity in Field Margin Sys...

Ngày tải lên: 11/08/2014, 10:22

... ch10 frame Page 25 6 Tuesday, November 20 , 20 01 6:40 PM © 20 02 by CRC Press LLC CHAPTER 10 Changes in Landscape Diversity Patterns in the Province of Wielkopolska, Poland, In uenced by Agriculture ... self-supportive economic systems • Domination of qualitative changes in the agricultural landscape related to increased inputs of matter and energy to agroecosystems,...

Ngày tải lên: 11/08/2014, 10:22

... of landscapes will become an integral part of designing sustainable land-use systems and supporting the decision-making 0919 ch 12 frame Page 28 3 Wednesday, November 21 , 20 01 1:56 PM © 20 02 by ... agro- politics as in 1998 (Meyer-Aurich 20 01). (A) Situation in an arable farm. (B) Situation in a mixed (animal and crop production) enterprise. A. B. -2 5% -2 0% -1 5%...

Ngày tải lên: 11/08/2014, 10:22

... Issues in Ecology, 2, Ecological Society of America, Washington, D.C. Ekbom, B., Irwin, M. E., and Robert Y., Eds., (20 00) Interchanges of Insects between Agri- cultural and Surrounding Landscapes ... century, such as restoration ecology, ecological engineering, landscape ecology, ecological toxicology, and conservation biology. These fields of investigation, including agro- lan...

Ngày tải lên: 11/08/2014, 10:22

... Tuesday, November 20 , 20 01 6:34 PM © 20 02 by CRC Press LLC It seems likely that agrolandscape ecology will be an important discipline that will in uence agricultural practices in the 21 st century. ... 3 42 Tuesday, November 20 , 20 01 6:34 PM © 20 02 by CRC Press LLC Cultivated fields can be considered landscape ovens,” heating air, which could even in uence mesoscal...

Ngày tải lên: 11/08/2014, 10:22