biennial

Examples of annual

annual
He had also colonised the communal gardens immediately surrounding his ' patch ' and a bed of unofficial annuals were in place.
62 plants being considered in the one system as annuals and in the other as biennials.
In any case, extrapolation should be done with caution because most species in the seed bank are annuals.
Sampling preceded dispersal of seeds of most species, although seeds of vernals and winter annuals would already have been dispersed.
Given that annuals products from different regions are highly substitutable, the market-clearing price decreases markedly as technological improvement occurs.
Farmers would be expected to innovate ways of maintaining a livelihood from poor soils - looking to products beyond annuals - if this were possible.
The production technology being innovated, whether livestock, annuals, or perennials, is a determining factor of the impact innovation has on deforestation.
Generally one should expect the response to price changes to be higher for annuals because of their greater flexibility.
Unlike crop annuals, poplar is long-lived and needs many years to achieve harvest ages in the field.
Very quickly, even semidomesticated annuals would have been more enticing than their non-selected perennial counterparts.
High germination rates at low temperature are typical for these winter annuals.
In the wet forest, there was no indication that utilization by annuals and perennials (virtually all species) differed between diameter classes.
In summer annuals, for example, low winter temperatures release seed dormancy and high summer temperatures induce seed dormancy.
The model then imposes a product-specific yield penalty (similar across soil categories) if soil nutrients available for annuals and perennials fall short of requirements for achieving expected crop yields.
Most are cultivated as annuals.
See all examples of annual
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