Koj puas pom cov pob zeb hauv koj lub pob zeb pob zeb? Nrog koj zoo siab! Vim tias hom grub uas ua rau lawv tus kheej xis nyob muaj ntau yam muaj txiaj ntsig. Yog li koj tsis tas yuav txhawj, koj tuaj yeem suav koj tus kheej muaj hmoo.
Vim li cas grubs muaj txiaj ntsig zoo hauv compost?
Grubs nyob rau hauv compost, xws li larvae ntawm rhinoceros thiab rose beetles, yog pab tau vim hais tias lawv decompose cov nroj tsuag tuag thiab tsim muaj nuj nqis mus tas li humus. Lawv thiaj li txhawb nqa lub sijhawm ntev, muaj txiaj ntsig zoo fertilization rau cov nroj tsuag.
Differentiating grub species
Cov larvae zoo sib xws ntawm scarab beetles, zoologically hu ua Scarabaeuoidea, hu ua grubs. Cov neeg paub zoo tshaj plaws lossis feem ntau cov neeg sawv cev ntawm lub tsev neeg no hauv peb lub latitudes yog:
- Cockchafer
- June beetle
- rose beetle
- Zaj nplooj kab
- Rhino Beetle
Ib yam ntawm cov grubs yog lawv cov tuab, fleshy kab ntsig zoo li nrog ntau dua lossis tsawg dua ob txhais ceg ntev hauv lub taub hau. Nyob ntawm cov hom, lawv tuaj yeem loj hlob mus txog 10 centimeters ntev. Grubs nyob ntev, uas yog tsawg kawg yog 2 xyoos nyob rau hauv lawv larval theem, ua ntej lawv pupate thiab hloov mus ua kab.
Grubs qee zaum feem ntau cais raws li kab tsuag. Qee tus ntawm lawv yog dab tsi tab sis qhov ntawd: lawv yeej muaj txiaj ntsig zoo thiab yuav tsum tau txais tos los ntawm txhua tus nyiam ua vaj zaub. Muaj peev xwm paub qhov txawv ntawm hom yog qhov tseem ceeb rau seb koj puas tuaj yeem tau txais txiaj ntsig los ntawm lawv.
Nyob zoo
Cov hom muaj txiaj ntsig yog tshwj xeeb ntawm cov kab rhinoceros beetle thiab rose beetle. Vim li cas? Vim tias lawv tsis pub cov cag ntawm cov nroj tsuag muaj sia zoo li lwm hom peb muaj. Lawv yooj yim nyiam cov khoom siv tuag, tshwj xeeb tshaj yog ntoo. Tias yog vim li cas koj tsuas pom lawv nyob rau hauv compost heaps. Thaum digesting noj, rotting ntoo thiab shrub clippings, cov grubs tsim humic tshuaj, uas, raws li ib tug humus tivthaiv uas tsuas lov qeeb qeeb heev, ua rau cov tsim ntawm mus tas li humus. Xws li cov humus mus tas li yog qhov muaj txiaj ntsig zoo rau kev maj mam, cov zaub mov nplua nuj nyob rau lub sijhawm fertilization ntawm koj cov nroj tsuag.
Yuav ua li cas rhinoceros beetles thiab rose beetles raug txheeb xyuas?
Dhau li ntawm kev txheeb xyuas lawv tus kheej yooj yim los ntawm lawv qhov muaj nyob hauv cov nplooj lwg, rhinoceros beetle thiab rose beetle grubs kuj pom tau tam sim ntawd los ntawm lawv qhov tsos.
Piv txwv li, rhinoceros beetle larvae, tshwj xeeb tshaj yog loj: lawv tuaj yeem ncav cuag li 10 centimeters, uas yog vim li cas lawv pom tau yooj yim heev nyob rau hauv cov khib nyiab heap. Nyob rau hauv sib piv rau lwm yam grub hom, lawv tsis muaj lub thiaj li hu ua kab ntawm pos nyob rau hauv lub silvery-grey cheeb tsam nyob rau tom qab. Rose beetle larvae yog me me, tsuas yog li 3 centimeters ntev, tab sis tuab heev. Lawv dhau los ua me ntsis thinner ntawm lub plab thiab tsuas yog muaj ob txhais ceg luv heev nyob rau pem hauv ntej. Txoj kev uas lawv txav mus rau ntawm lawv nraub qaum kuj yog yam ntxwv.
