2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Tus Eastern spruce budworm (Choristoneura fumiferana) yog ib hom kab hav zoov uas muaj kev txhawj xeeb thoob plaws Minnesota's coniferous forests.
Npua budworms noj dab tsi?
Txawm li cas los xij, Eastern Spruce Budworm, C. fumiferana, feem ntau yog ntawm dawb sprucethiab feem ntau pom sab qaum teb ntawm Alaska Range, thiab Sitka Spruce Budworm, C. orae., yuav pub rau Sitka, Lutz, thiab dawb spruce, thiab pom muaj feem ntau nyob rau sab qab teb ntawm Range.
Puas yog spruce budworms phem?
Txawm li cas los xij, nws ua rau tsob ntoo tsis muaj zog, ua rau nws muaj kev cuam tshuam los ntawm lwm yam kab. Kev sib xyaw defoliation tuaj yeem ua rau muaj kev tuag tseem ceeb thiab kev loj hlob poob hauv hav zoov loj hlob spruce-fir; ua rau poob qhov tseem ceeb ntawm cov ntoo thiab cov khoom siv tsis yog ntoo.
kab mob spruce budworm tuaj qhov twg?
western spruce budworm (Choristoneura occidentalis) yog npauj nyob rau North America thiab pom nyob rau sab hnub poob Canada.
Puas spruce budworm tua tsob ntoo?
Tus kab mob spruce budworm noj tsob ntoo koob thiab tua tshiab. Nws feem ntau tawm tsam ze ntawm tsob ntoo saum toj kawg nkaus thiab tseem noj cov buds uas yog lub luag haujlwm rau kev loj hlob ntawm ceg ntoo. … Tsib mus rau xya xyoo ntawm hom defoliation yuav tua tag nrho tsob ntoo.
Pom zoo:
Cov ntawv xov xwm pom nyob rau hauv cov ntawv xov xwm nyob qhov twg?
Editorials feem ntau yog luam tawm ntawm nplooj ntawv nplooj siab, hu ua nplooj ntawv kho, uas feem ntau sau cov ntawv rau tus editor los ntawm cov tswv cuab ntawm pej xeem; nplooj ntawv tawm tsam nplooj ntawv no yog hu ua nplooj ntawv op-ed thiab nquag muaj cov lus xav (li no lub npe xav daim) los ntawm cov kws sau ntawv tsis ncaj qha koom nrog … Lub hom phiaj ntawm kev sau ntawv hauv xov xwm yog dab tsi?
Kev tsis ncaj ncees nyob qhov twg yog qhov hem rau kev ncaj ncees nyob txhua qhov chaw?
Martin Luther King tau hais tias: “Kev tsis ncaj ncees nyob txhua qhov chaw yog kev hem thawj rau kev ncaj ncees nyob txhua qhov chaw. Peb raug ntes nyob rau hauv ib tug inescapable network ntawm kev sib nrig sib pab, khi nyob rau hauv ib lub tsoos tsho ntawm txoj hmoo.
Qhov twg yog qhov tsis txaus ntseeg nyob qhov twg?
Yuav muaj ob lub cev tsis zoo nyob rau hauv lub midbrain. Lawv yog symmetrically positioned, ib tug nyob rau ntawm ob sab ntawm lub midline ntawm lub hlwb, thiab lawv tsim ob lub pob nyob rau hauv lub posterior nto ntawm lub paj hlwb nyob rau hauv qab ntawm lub superior colliculi.
Qhov twg tag nrho cov nqi hluav taws xob nyob ntawm qhov kev siv nyiaj siab tshaj plaws yog qhov twg?
marginal utility is zero. Tag nrho cov nqi hluav taws xob yog siab tshaj thaum marginal utility yog xoom. Qhov no yog vim muaj ntau txoj cai ntawm kev txo qis marginal utility uas hais tias tus neeg siv khoom noj ntau thiab ntau qhov zoo, qhov ntxiv rau tag nrho cov nqi hluav taws xob poob.
Cov chaw saib xyuas nyob rau hauv cov neeg tseem ceeb txaus ntshai nyob qhov twg?
Tus Saib Xyuas Cov Qauv tau pom nyob rau hauv the Synuefe, Col 173 thiab Vela Dark Region cheeb tsam- nyob ze ntawm daim ntawv tso cai kaw Regor sector. Cov tuaj yeem tshwm sim hauv tshuab yam tsis muaj Ancient Ruins. Lawv tuaj yeem tshwm sim ntawm qhov deb ntawm qhov chaw nkag, tab sis koj tsuas yog pom tom qab ntawd hauv Navigation Vaj Huam Sib Luag hauv 1000ls.
