The book was dedicated to Howard Sanders fi)r
his intellectual leadership in the field, an appropriate
honor, even though his influence steered
investigators toward problems of species diversity,
rather than community ...
Conserved wildlands are essential
components in a society based on sustainable development.
While conserved wildlands offer material
goods of many kinds. they are equally as important
as the living classrooms in which ...
The dry forests of Costa Rica's Santa Rosa National Park (lION lat., 0-350 m elevation, 6 mo without rain, 900-2300 mm rainl
yr) range from deciduous and 2 m tall to nearly evergreen and 30 m tall. This vegetation and a ...
Rosenthal, Gerald A.; Hughes, Charlie G.; Janzen, Daniel H.(1982-07-23)
Larvae of the bruchid beetle Caryedes brasiliensis (Bruchidae) develop
entirely within the seed of the neotropical legume DiocIea megacarpa. The seed
contains an appreciable concentration of L-canavanine, a potent ...
Ectomyelois muriscis (Pyralidae: Phycitinae) la rvae mine in the pulp of
mature and nearly mature fruits of Hymenaea courb8ril (leguminosae:
Caesalpinioideae) in Costa Rica. The moth larvae are often associated
with the ...
Wiley, John; Huffaker, C. B.; Dahlsten, D. L.; Janzen, Daniel H.; Kennedy, G. G.(1984)
This cha pter presents an overview and some specilic concepts and examples
concerning the diverse roles of insects in regulating or inl1uencing platH
populations. Also considered are some conseque nces of these ...
The dry and largely deciduous forests in Santa Rosa National Park in northwestern lowland
Guanacaste Province, Costa Rica, Central America, have a moth fauna of about 2800 species. These
moths pass the six month rain-free ...
In three fruit crops of Costa Rican lowland deciduous forest figs, the mean number of pollinating agaonid female wasps
which entered the figs was 1.07, 2.97, and 1.72 (93, 53, and 52 percent, respectively, of the figs ...
The percent seeds killed by pollinating agaonid wasps and their associated parasitic Hymenoptera in four species of Cos~d
Rican deciduous forest fig trees averaged 41 to 77 percent in nine samples. No fig fruits lost less ...
A weight-loading machine was used to measure the force required to break
mature seeds of Enterolobium cyc!ocarpum. The force required to break
the seeds increases with increased weight of the seed, and seeds on the ...
Seigler, David S.; Conn, Eric E.; Dunn, John E.; Janzen, Daniel H.(1979-01-06)
Among the mimosoid legumes, few species exhibit the
systematic complexity of Acacia farnesiana (L.) Willd.
This widespread assemblage of species or microspecies is
probably native to the Americas [1-3] and has ...
A park whose flora and fauna are unkno ..... n and
uncataloged can be compared to an excellent li brary
whose books have no titles. no authors, and
no call numbers. This is one of the primary reasons
why Winnie HaJ1wachs. ...
When four 400-fruit crops and one 5000-fruit crop of Enterolobium cyclocarpum
(Leguminosae) were presented to 17 range horses in the
early rainy season in a 10 ha pasture in the deciduous forest lowlands of
Pacific ...