“improved variety”簡單造句，improved variety造句子

breeding improved variety

The live pig formalization cultivation level was still low, the degree of improved variety is not high;

The paper proposes that the government must carry on reform or consummation on the present improved variety subsidy.

Rate of new lines provided to yield trials is 16.94%for anther culture breeding, 1.49 times that of the conventional breeding; and the rate of improved variety obtained from anther culture is 0.93%, 3.32 times comparing with that from conventional breeding.

Selection and breeding of procedure and request of the main broadleaf trees improved variety

good seed strain; improved variety of seed