Floral longevity and autonomous selfing in Collinsia
Under drought stress, cross-pollination early in floral lifespan of Collinsia reduces floral longevity, but excess soil moisture does not extend longevity.
![Leaf hydraulic conductance at elevated [CO2] and temperature](/content/images/size/w2000/botany-one/wp-content/uploads/2013/10/mct143-snapshot-september-sized.jpg)
Programmed cell death drives male sterility in Opuntia
SEM and histological observations of the cellular events behind anther formation and programmed cell death in anthers of both male and female flowers.
HvAACT1 increases Al3+-tolerance in wheat and barley
Genetically modifying barley and wheat to express the barley gene HvAACT1 gene has potential to alleviate the effects of aluminium toxicity in acid soils.
Individual mating patterns in mixed oak stands
Trees can mate assortatively, which may be a result of variable compatibility among trees due to genetic and/or environmental factors.
Carbon budgets in deciduous and evergreen treeline species
A study of deciduous–evergreen mixed-species forests shows that both foliar types are sink-limited when faced with decreasing temperatures.
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