Muaj pes tsawg tsob ntoo nyob hauv Iowa?

2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36

Ntau tshaj li ib feem peb ntawm Iowa's 1 billion tsob ntoo yog sawv cev los ntawm tsib hom: American elm (Ulmus americana, 118 lab ), sab hnub tuaj hophornbeam (Ostrya virginiana, 91 lab), hackberry (Celtis occidentalis, 74 lab ), shagbark hickory (Carya ovata, 48 lab ), thiab mulberry spp.

Kuj nug, Iowa yog hav zoov pes tsawg?

Tebchaws Asmeskas Lub Tsev Haujlwm Saib Xyuas Kev Ua Liaj Ua Teb Tam sim no, Iowa yog tsev nyob yuav luag 3 lab acres ntawm hav zoov av. Hav zoov thaj av tau txo qis los ntawm 3.2 feem pua (97, 800 acres) txij li lub sijhawm cov khoom muag dhau los (2009) (Table 1).

Tsis tas li ntawd, tsob ntoo ntau tshaj plaws hauv Iowa yog dab tsi? American elm thiab Eastern hophornbeam yog cov feem ntau ntau heev tsob ntoo hom, tab sis bur oak thiab silver maple predominate nyob rau hauv cov nqe lus ntawm nyob- tsob ntoo ntim. Iowa cov hav zoov av yog tsim los ntawm 70 feem pua ntawm sawtimber, 17 feem pua ntawm cov ntoo, thiab 13 feem pua sapling / seedling los yog nonstocked loj chav kawm.

Kuj nug, puas muaj ntoo hauv Iowa?

Cov ntoo hauv Iowa cov zej zog ua lwm yam kev pab hav zoov tseem ceeb hauv Iowa , nws lub nroog hav zoov. Txhua Iowa zej zog boasts txog 30-45 txawv tsob ntoo hom. Ntsuab tshauv, nyiaj maple, Norway maple, thiab qab zib maple yog hom nrov tshaj plaws nyob rau hauv Iowa cov nroog hav zoov txij li xyoo 1960.

Iowa puas muaj hav zoov?

Iowa cov toj roob hauv pes yog dominated los ntawm kev ua liaj ua teb, tab sis dhau lub teb ntawm pob kws thiab soybeans dag 2.7 lab acres ntawm hardwood hav zoov muaj ntau ntawm 138,000 tus tswv av. Iowa cov hav zoov muab cov tsiaj qus qhov chaw tseem ceeb, txuag peb cov av muaj txiaj ntsig, thiab tiv thaiv peb cov kwj dej, dej ntws, thiab pas dej.