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Abortion of seeds with extra genomes is caused by the enzyme RNA Pol IV In flowering plants, the embryo is surrounded by the endosperm. Endosperm tissue mediates nutrient transferbetween the growing embryo and the mother. The endosperm is distinct from…

Researchers from Australia, Germany, Switzerland and the US have quantified the effect of climate extremes, such as droughts or heatwaves, on the yield variability of staple crops around the world. Overall, year-to-year changes in climate factors during the growing season…

For the very first time, researchers from the University of Bristol have measured farmland nectar supplies throughout the whole year and revealed hungry gaps when food supply is not meeting pollinator demand. This novel finding reveals new ways of making…

In an unusual new study, scientists say they have detected the fingerprint of human-driven global warming on patterns of drought and moisture across the world as far back as 1900. Rising temperatures are well documented back at least that far,…

Imagine a technology that could target pesticides to treat specific spots deep within the soil, making them more effective at controlling infestations while limiting their toxicity to the environment. Researchers at the University of California San Diego and Case Western…