Structure and Function in Agroecosystem Design and Management - Chapter 2 pptx

... Georgakopoulos 920 103_CRC20_0904_FM 1/13/01 11:30 AM Page xiii Structure and Function in Agroecosystem Design and Management Structure and Function in Agroecosystem Design and Management Edited by Masae Shiyomi Hiroshi ... U.K. J.mitchley@ic.ac.uk 920 103_CRC20_0904_FM 1/13/01 11:30 AM Page x 4 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND...

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... macroinvertebrates, heavy metals and organochlorines in low and high input apple orchards and a coppiced woodland. Pedobiologia, 39 :20 –33. 42 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGEMENT 920 103_CRC20_0904_CH 02 ... Carter and Dale (1974) and Ponting (1991), most 18 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGEMENT 9...

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... time intervals in the same area (Fischer and Stocklin, 1999). Habitat frag- mentation combined with changes in grassland management and the land- scape context have resulted in significant increases ... grasslands. Maintenance of ade- quate management through disturbance regimes involving grazing, mowing, 920 103_CRC20_0904_CH03 1/13/01 10:44 AM Page 52 SPECIES DIVERSITY IN...

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... ecological management of crop-weed interactions from a modeling and systems perspective. 920 103_CRC20_0904_CH04 1/13/01 10:46 AM Page 62 80 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGEMENT to ... ϩ ␣ (N 0,t ϩ ␥ N 1,t ϩ ␦ N 2, t )] ␤ 920 103_CRC20_0904_CH04 1/13/01 10:46 AM Page 71 72 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGE...

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... following equations (Levins and Vandermeer, 1990): dH 1 /dt ϭ H 1 (r 1 Ϫ a 11 H 1 Ϫ a 12 H 2 Ϫ a 13 C) (5.1) dH 2 /dt ϭ H 2 (r 2 Ϫ a 22 H 2 Ϫ a 21 H 1 Ϫ a 23 C) (5 .2) dC/dt ϭ C(r 3 ϩ a 32 H 2 ϩ ... Grassland Res. Inst., (Japan) 39 :24 –39. 920 103_CRC20_0904_CH05 1/13/01 10:48 AM Page 105 104 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGEMEN...

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... 109– 121 . Sims, P.L. and Singh, J.S., 1971. Herbage dynamics and net primary production in cer- tain ungrazed and grazed grasslands in North America, in Preliminary Analysis of Structure and Function ... represented in terms of g CO 2 m 2 hr Ϫ1 . It was concluded that 96% CO 2 output (23 98 g CO 2 m 2 hr Ϫ1 ) of total carbon input (25 30 g CO 2 m 2 hr Ϫ1 )...

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... Data from Zak and McMichael, 20 00 (in preparation). 920 103_CRC20_0904_CH07 1/13/01 10:54 AM Page 160 158 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGEMENT linearly and significantly ... 155 164 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGEMENT McGonigle, T.P. and Miller, M.H., 1996. Development of fungi below ground in asso- c...

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... Canada, 22 0. SPECIES STRUCTURE AND ABUNDANCE OF INVERTEBRATE NATURAL ENEMIES 181 920 103_CRC20_0904_CH08 1/13/01 10:56 AM Page 181 1 72 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGEMENT Table ... role in their survival and establishment, and species seen in agroecosystems are not exceptional in this matter. 170 STRUCTURE AND FUNCTION IN AGR...

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... AM Page 190 194 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGEMENT in the same field. Similar results were reported by Tien and Gusui (1991) in China against CMV in several vegetables. ... rain dispersal, and insect transmission of inoculum. Wind Dispersal Airborne spores may travel intercontinentally and cause disease thou- sands of miles away from the o...

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... V 1tϭ 42 ϭ 916 .28 5 kJ/m 2 , V 2 t ϭ 42 ϭ 25 534 .23 8 kJ/m 2 , V 3 t ϭ 42 ϭ 8 128 .22 4 kJ/m 2 , V 4 t ϭ 42 ϭ 15 .26 6 kJ/m 2 , V 5 t ϭ 42 ϭ 26 8 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGEMENT GRAZING ... m 2 ) 27 /08/1985 24 2.4 300.8 24 5.1 300.8 25 8.8 300.8 25 8.0 300.8 24 9.8 300.8 02/ 11/1985 20 1.5 20 2 .2 196.0 20 1.5 20 4...

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