Rydym yn defnyddio cwcis er mwyn gwella eich profiad o ddefnyddio ein gwefan. Ni chedwir gwybodaeth bersonol o gwbl. Os gwnewch chi barhau heb newid eich gosodiadau cwcis, byddwn yn tybio eich bod yn fodlon derbyn yr holl gwcis ar y wefan. I gael mwy o wybodaeth am ein cwcis, darllenwch ein datganiad preifatrwydd.



Natur Cymru Natur Cymru

MYNEGAI

Rhifynnau 1-40 Haf 2001-Hydref 2011

Awduron neu bynciau’r prif erthyglau yw’r cyfeiriadau mewn teip trwm.

Enwau gwyddonol neu deitlau llyfrau/cylchgronau yw’r cyfeiriadau mewn llythrennau italig.

Mae (c) yn cyfeirio at erthyglau Cymraeg, ac mae (c) ar ôl cyfeiriad Saesneg yn dangos mai erthygl Gymraeg yw hi efo crynodeb Saesneg. Gellir cael cyfieithiadau llawn ar gais.

A - B - C - Ch - D - Dd - E - F - Ff - G - Ng - H - I - J - L - Ll - M - N - O - P - Ph - R - Rh - S - T - Th - U - W - Y

A

 

A Bird in the Bush – a Social History of Birdwatching by Stephen Moss, 13:42

A Country Diary for North Wales by Jan Miller, 18:42

A Gleaming Landscape ed. Martin Wainwright, 22:4

A Natural History of Cardiff Vol III by Mary Gillham, 21:42

A Single Swallow by Horatio Clare, 36:42

A Welsh Leech Book, 8:8(c)

A470 road, 35:43; 37:4; 39:21

A55 road, Anglesey, 18:8

Abaty Cymer, 15:38

Abaty Ystrad Fflur, 15:38

Aber Hafren, 21:39

Aber y Ddyfi, 16:12

Aber y Ddyfrdwy, 16:13

Aber y Fawddach, 17:28

Aberdaron, 20:35

Aberddawan, 32:12(c)

Aberdyfi, 31:30(c)

Aberfan, 32:9; 33:28

Aberffraw, 13:15; 26:34; 31:10(c)

Abergarthcelyn, 16:38

Aberglaslyn, 26:20(c); 37:8-11

Abergwesyn, 29:23; 35:29-30; 40:34

Abergwynant, 17:28(c); 37:34(c)

Abergwyngregyn, 16:37(c)

Aberkinsey farm, 14:47

Aberleri fields, 17:23

Abermenai Point, 37:13

Abermiwl, Sir Drefaldwyn, 34:18(c)

Abersoch, 8:28-29(c)

ACA Migneint-Arenig-Dduallt, 30:15(c)

ACA Mynyddoedd Berwyn a De Clwyd, 30:16(c)

ACCAC, 10:36(c)

Acer campestre, 6:33 (c)

Acer pseudoplatanus, 6:32-34 (c)

acid rain, see pollution, acid rain

acoustic monitoring, 28:7; 29:29ff; 38:16

Acronita tridens, gweler gwyfynod, dagr dywyll

actinic traps, 20:26ff

Adar Campus Cymru, 15:27

Adar Môn/Birds of Anglesey gan Peter Hope Jones a Paul Whalley, 11:43

adar ysglyfaethus/arolwg yng Nghymru, 2:30-33

adder, 40:12-15

adder’s tongue (fern), 15:40

addysg

   amgylcheddol, 10:35; 32:18-21

   fferm, 21:33

Aderyn Drycin Manaw, 22:32;  32:34-35

aderyn y tô, 34:28; 40:31

Adolygiad o Awdurdodau Parciau Cenedlaethol yng Nghymru, 29:14(c)

Adroddiad ar Stiwardiaeth Forol, 18:17

Adroddiad Donaldson, 18:16

Adroddiad Gwyfynod Gogledd Orllewin Cymru, 11:32

aerial surveying, 28:6ff, 37

afalau surion, 4:35-37

Afallon Teilo, 35:6

afanc, 22:2

Affrig, 34:17(c)

Afon Ddu, 16:14

Afon Dwyryd, 37:10(c)

Afon Dyfrdwy, 9:27-30; 36:36(c)

Afon Glaslyn, 37:8-11

Afon Goch, 16:38

Afon Gwy, 32:13(c)

Afon Llafar, 31:42

Afon Tawe, 35:27(c)

Afon Wysg, 35:27; 39:33

Afonydd Cleddau, 16:13

AGAP, see Anglesey Grazing Animal Partnership

Agenda 21, 29:13(c)

agriculture, diversity of, 1:10; 6:4ff

agri-environment schemes, 1:10; 3:48; 4:16; 33:6; 35:33; 38:29

   Glastir, 31:20, 21, 34; 37:19; 38:8; 39:7, 16ff

   local, 38:4-9

   Tir Cynnal, 31:19ff

   Tir Gofal, 31:20, 32ff; 32:19; 33:6, 7, 24; 39:7, 14ff; 40:26

Agrisgôp, 38:21

Agrostis curtisii,, see bristle bent grass,

Agrotis ipsilon, gweler gwyfynod, Siani dros dro

Ailsa Craig, 32:35(c)

Airbus, 11:41; 11:41(c)

Aitken, Prudence, 39:24

AJ, 33:43

Ajax-Lewis, Nigel, 4:4; 5:35; 7:42

Akeroyd, John, 21:42

alarch y gogledd, 37:10(c)

Alban, 22:39; 34:16-19

alder, 1:31(c); 3:38; 11:30; 12:10; 23:27

Alexander, Mike, 28:22, 43; 37:35

Alexievich, Svetlana, 16:43

algae, marine, 24:47

algâu, 24:12

alien species, 22:38; 23:26 see also non-native species

allelopathy, 26:19(c)

Allen, Paul, 15:18

Allium schoenoprasum, 32:13-17

allotments, 35:6ff

Allt Ddu, 20:30ff

Allt Fawr/Penrhyn Llyn, 4:8-10 (c)

Allt y Benglog/gwarchodfa, 6:47 (c)

Almaco Jack, 34:40

Alnus glutinosa, see alder

Alpheus glaber, see snapping shrimp                                              

Altingham, John, 7:42

aluminium sulphate, 12:21

Alun Valley, 37:15

Amaethyddiaeth, 14:44, 15:27

amaethyddiaeth, arferion hanesyddol (17eg G), 12:14-17

Amanita muscaria (Amanita'r pryfed), 36:11(c)

Amcan 1, 15:28(c); 23:14(c)

Amcanion Ansawdd Ecolegol, 22:14

amdowellt , 8:29

amffibiaid, 37:27(c)

Amgueddfeydd ac Orielau Cenedlaethol Cymru, 15:36

Amgylchedd Cymru, 16:44

Ammophila arenaria (moresg), 31:10-14

amphibians, 3:19-20; 37:22

An Illustrated Guide to Upland Vegetation (JNCC), 11:42

An Island Called Smith by Jon Gower, 3:42

Anafon, 16:37

Ancient Tree Hunt, 24:46; 29:8, 39ff

Ancient Woodland Project Survey, 12:35

ancient woodland, 40:21

Anglesey Grazing Animal Partnership, 31:4

Anglesey Red Squirrel Project, 31:46

Anglesey, 19:41; 23:16, 29

angling (see also fishing), 9:4ff, 17ff; 10:42; 21:37

   and bats, 19:14

Animate Earth by Stephan Harding, 23:42

ant, red, 4:6

ap Gwilym, Dafydd, 24:33(c)

ap Rheinallt, Meredudd, 19:8

apathy, 38:9

aphids, 29:3

apple

   Bardsey, 8:4

   Days, 12:38ff, 48

   identification, 8:5; 12:37

   Welsh domestic varieties, 12:37; 15:14

aquatic species, 13:21-27

Ar Orwel Eryri gan Steve Lewis, 17:42(c)

Arable Plants – a Field Guide by Phil Wilson & Miles King, 10:45

arable plants, 7:43, 47; 16:41; 18:26

Arbrawf Rheolaeth yr Ucheldir, 39:29(c)

Archaeologica Britannica, 11:7(c)

archaeology,18:24; 22:15; 24:26

Arcitalitrus dorrieni, 32:27

arctic-alpine species, 24:36; 35:10, 23

Ardal Cadwraeth Arbennig (ACA), 23:12; 25:34(c); 28:40(c); 30:15(c); 35:42(c)

Ardal y Llynnoedd, 39:29(c)

Ardaloedd Morol â Risg Uchel, 18:16

Ardaloedd o Harddwch Naturiol Eithriadol, 29:13(c)

Ardudwy, 33:41(c)

Aren’t Birds Brilliant? project, 15:30; 27:19

Argae'r Hafren, 20:16

Arglwydd Rhys, 15:38

Arllewchwedd, 16:38

Armstrong, Ray, 18:42

Arnold, Richard, 12:30

Aron, Charles, 17:42; 21:6

art in Natur Cymru, 39:21-25

Ascophyllum nodosum, ecad mackaii, 28:32

Ascophyllum nodosum, ecad scorpoides, 28:31

ash, 3:38

Asiantaeth yr Amgylchedd, 11:41; 12:43; 18:17; 20:32; 27:33(c)

aspirin, 20:11(c)

Asplenium obovatum, 4:8-10 (c)

Assembly Sponsored Public Bodies, 1:34

Atkinson, Kim, 37:41; 39:23

Atlantic tripletail, 34:40

Atlas of the Fleas of Britain & Ireland by RS George, 30:44

Attenborough, David, 35:4

Auld, Linda, 34:32; 36:16

aurochs, 3:16; 29:21; 30:10

Austin, Alyson, 32:10ff

aviation fuel, 18:45

avocet, 8:17; 9:47

Awdurdod Datblygu Cymru, 12:43

Awdurdod Trydan Cenedlaethol, 39:27(c)

Awr y Ddaear 2009, 30:42