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grazing livestock improved seed rate
释义
grazing livestock improved seed rate
Encyclopedia
农学
放牧家畜良种率
释
grazing livestock improved seed rate
放牧家畜良种率
在放牧家畜群中良种家畜数量占其家畜总数的百分比。良种家畜是指有一种或多种遗传稳定且对人类有益的性状(如生产性能、饲料效率、抗病力、抗应激能力等)的家畜品种。
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method of separation of variables
method of separation variables
method of series
method of set up an equation
method of sieve
method of similitude
method of simple interest
method of simple iteration
method of simulation
method of simultaneous iteration
method of small parameter
method of small perturbations
method of smooth perturbation
method of soil improvement by stages
method of solution
method of solution by Green function
method of sowing cereals in winter
method of spherical harmonics
method of spherical means
method of splitting of the square
method of splitting operators
method of stages
method of stationary phase
method of statistical experiment
method of statistical testing
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