- 行业: Agriculture
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(1) A measure of acidity/alkalinity of a solution. (2) Mathematically is equal to the negative logarithm of the molar concentration of hydrogen ion; measurement of acidity/alkalinity of a solution; pH less than 7 = acidic; above 7 = basic.
Industry:Agriculture
The process where a compound combines with water in a definite ratio.
Industry:Agriculture
A breeding method in which two varieties are crossed to generate new variability and to produce desired recombinants. The hybrids are allowed to self-pollinate and the segregating populations are handled by an appropriate method.
Industry:Agriculture
The increase in vigor of hybrids over their parental inbred types; also known as heterosis.
Industry:Agriculture
1). A variety of rice developed from crossing and selection to gain higher yields. 2). Fl offspring of two genetically dissimilar parents.
Industry:Agriculture
