Wisconsin fast plants work well as detailed in the Wisconsin Fast Plant
Manual (Carolina Biological Supply) which uses 5-ml syringes to apply a
vacuum. I have had success with coleus, which is useful to compare green
and nongreen leaf disks.
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David R. Hershey
Snail mail: 6700 Belcrest Road #112, Hyattsville, MD 20782-1340
Adjunct Professor, Biology/Horticulture Dept.
Prince George's Community College, Largo, MD 20772-2199
Email: dh321 at pgstumail.pg.cc.md.us
*********************************************************************
On 27 May 1997, nb2 wrote:
> In our freshman nonmajors course we measure photosynthesis by timing
> the rise of vacuum-infiltrated spinach leaf disks on oxygen bubbles
> generated in the light. Spinach from the supermarket works slowly, spinach
> we grow in the greenhouse works much faster, but we can only grow it in the
> fall because of bolting. Does anyone know of another species that works as
> well as spinach?
> Neal Barnett
>> Neal M. BARNETT
> Email:Neal_M_BARNETT at umail.umd.edu (nb2)
> Phone:51638
>
