Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 8 pptx

Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 8 pptx

Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 8 pptx

... site [32]. These studies indicated that the only major source of cobalt-56, cobalt-60, manganese-54, sodium-22, and tung- sten- 181 near the study site was the waste lagoon. Because the bees were only ... taking up the contaminants directly from the lagoon water; and therefore, the redistribution of conta- minants to the plants in the area was somewhat limited. The lev...
Ngày tải lên : 12/08/2014, 04:22
  • 19
  • 300
  • 0
Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 12 pptx

Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 12 pptx

... 0.27 36 Ͻld 18. 81 Ͻld Ͻld Ͻld 0.64 7 .85 0.42 Ͻld 55 .88 Ͻld 0.55 0.30 37 Ͻld 14.35 Ͻld Ͻld Ͻld Ͻld 5.16 0. 48 Ͻld 44. 58 Ͻld 0.72 0. 28 38 Ͻld 33 .86 Ͻld Ͻld Ͻld 1. 18 23.35 2 .89 Ͻld 105 .8 15.20 1. 28 0.43 39 ... accounts for 56 .86 percent of the total inertia of the system, emphasizes the fact that the presence of cobalt (Co) in the honey samples is correlated w...
Ngày tải lên : 12/08/2014, 04:22
  • 21
  • 294
  • 0
Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 2 doc

Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 2 doc

... C 4 H 8 O 2 88 x 51 3 -8 6-0 4,4-Dimethyl-2-oxetanone C 5 H 8 O 2 100 x 182 3-5 2-5 3-Methyl-2-butanone C 5 H 10 O 86 x 56 3 -8 0-4 2-Pentanone C 5 H 10 O 86 x 10 7 -8 7-9 2,3-dihydro-3,5-dihydroxy- C 6 H 8 O 4 144 ... CAS no. 3-Methyl-3-buten-2-ol C 5 H 10 O 86 x 1047 3-1 4-0 2-Methyl-1-butanol C 5 H 12 O 88 x 13 7-3 2-6 3-Methyl-1-butanol C 5 H 12 O 88...
Ngày tải lên : 12/08/2014, 04:22
  • 30
  • 610
  • 0
Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 3 pps

Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 3 pps

... into one of the following categories: high-, medium-, and low-risk products. Each stage of the procedure leads to either an assessment of the risk (and therefore classification in one of the risk ... remain, particularly in relation to the reliability of the tests requested and their feasibility. The assessment of the effects of plant protection products is based...
Ngày tải lên : 12/08/2014, 04:22
  • 14
  • 247
  • 0
Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 5 pdf

Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 5 pdf

... to testing), the motivation of the bees to get food would not overpass the fifth trial, the level of the CR then starting to decrease. Most often the level of CR reaches a maximum by the third trial. ... response as a measure of the sub- lethal effects of chemicals on honey bees can be a reliable indicator of the hazards associated with the exposure to suble...
Ngày tải lên : 12/08/2014, 04:22
  • 18
  • 262
  • 0
Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 6 pps

Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 6 pps

... channel. Imidacloprid (IMI) {1–[(6-chloro- 3- pyridinyl)methyl ]-4 ,5-dihydro-N-nitro-1H-imidazol-2-amine} is one of these new molecules (Figure 6.1). According to the literature, IMI in insects acts ... acetylcholine-induced currents [2, 4]. Finally, the dual effect of IMI can be explained by the presence in the central nervous system of the honey bee of two types o...
Ngày tải lên : 12/08/2014, 04:22
  • 16
  • 346
  • 0
Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 10 pdf

Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 10 pdf

... meadow/honeydew 1 988 113.0Ϯ 21.9 112 .8 1.3 honeydew 1 988 95 .8 14.1 24.7Ϯ 0.5 honeydew 1 987 161.3Ϯ 14.1 10.5Ϯ 0.3 honeydew/meadow 1 987 109.7Ϯ 18. 6 180 .1Ϯ1.5 heather (Calluna vulgaris) 1 987 135.0Ϯ ... segments. The concentrations or activities of the major- ity of the elements studied were lower in the 1-year-old branch segments compared to the branch tops. In the case...
Ngày tải lên : 12/08/2014, 04:22
  • 26
  • 309
  • 0
Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 13 ppt

Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 13 ppt

... 1996 of lepidopteran-insect-resistant cotton in the USA [7]. The expression of an insecticidal protein in plants presents many advan- tages over the exogenous application of chemicals. The “toxin,” ... 9C), and the promoter associ- ated with the coding sequence (which affects the quantity and location of the Cry protein). In 1999, 30 percent of the cultivated area...
Ngày tải lên : 12/08/2014, 04:22
  • 21
  • 271
  • 0
Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 15 (end) docx

Honey Bees: Estimating the Environmental Impact of Chemicals - Chapter 15 (end) docx

... conclusion, there are two possibilities to avoid risk for honey bees: the nonexpression of the toxin in the tissues bees feed on, or the innocu- ousness of the toxin for bees. The risk assessment of the ... investigated such as the location of the bee on the plant (flowers or green parts, rank from the top of the flower visited on the plant), or the typ...
Ngày tải lên : 12/08/2014, 04:22
  • 15
  • 285
  • 0
greening aid understanding the environmental impact of development assistance may 2008

greening aid understanding the environmental impact of development assistance may 2008

... and often indirect that they do not belong in the same class as truly ‘dirty’ projects. 24 This page intentionally left blank 0 1 2 3 4 5 6 7 1 980 1 981 1 982 1 983 1 984 1 985 1 986 1 987 1 988 1 989 ... during the 1 980 s and 1990s, from $5 .8 billion in the first five years of the 1 980 s to $27.4 billion in the latter half of the 1990s. Meanwhile, funding for aid projects...
Ngày tải lên : 11/06/2014, 00:10
  • 363
  • 551
  • 0

Xem thêm

Từ khóa: