This project was supported by the IFS under contract No.A3225-1;the National Key Fundamental Research Program(973)of China under contract No.G1999012008.
An incubating temperature of 15 C is used to induce triploidy in Eriocheir sinensis through inhibition of the releaseof polar body II, and that of 18 C to induce tetraploidy through inhibition of the first cleavage. F...