seed orchard

基本解釋

It gives an index of seed quality which is suitable to evaluate seeds from Chinese fir seed orchard.
同時(shí)，本文還提出了適於評價(jià)杉木種子園的種子品質(zhì)指標(biāo)。
The mathematical model is established on the basis of the relation between the number and the production of male and female flowers of parents in seed orchard.
根據(jù)種子園親本數(shù)目與雌、雄球花産量的關(guān)系，建立數(shù)學(xué)模型，提出了一種評價(jià)種子園各親本配子貢獻(xiàn)的數(shù)量方法——平衡指數(shù)法。
Seed orchard is the most important population of seed production and improvement, which construct the bridge of breeding between the forest breeding and seed production.
種子園是生産改良種子的重要途逕，它搭建了育種與育林的橋梁，其子代的遺傳多樣性將直接影響到人工林群躰的穩(wěn)定性和適應(yīng)性。