- 行业: Agriculture
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A polymorphic microorganism that is nonmotile and that can be cultivated with difficulty on special media, and that lacks cell wall, being bound only by a unit membrane. The internal components of a mycoplasma are ribosome and DNA strands.
Industry:Agriculture
A sudden heritable change in an organism other than that due to the incorporation of genetic material from other sources. Most mutations are within the limit of a single gene.
Industry:Agriculture
A variant from the normal or wild type that is inherited; the product of mutation.
Industry:Agriculture
A physical or chemical agent capable of producing a heritable change in the DNA sequence of an organism.
Industry:Agriculture
The growing of seed for sale or wide distribution as a planting material in a given community or for specific research.
Industry:Agriculture
A sequential test used to make pairwise comparisons among several means which provide the least significant ranges.
Industry:Agriculture
Resistance to several stresses such as insects, nematodes, diseases, drought, and nutritional deficiencies.
Industry:Agriculture