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This Review summarizes recent knowledge and offers new insight about the role of strigolactone signalling in the integration of nutritional and metabolic status, as well as its consequences for plant development and architecture.
Pollen coat is important in protecting plant male gametes. The authors review genes and proteins involved in its biosynthesis, transport and regulation processes in rice and Arabidopsis, and highlight the usage of pollen coat-deficient mutants in plant breeding.