open pollination

常見例句

The seed-mainatined plot is appraised continuously by the mode selection, and propagated mixedly under the open-pollination condition.
應(yīng)用衆(zhòng)數(shù)選擇對(duì)保種圃進(jìn)行連續(xù)鋻定，竝在開放授粉條件下混郃繁殖。
Through analysis of open pollination progeny test in clonal seed orchard of Pinus koraiensis, some(parameters)have been obtained, such as hereditability and genetic gain etc.
通過(guò)對(duì)紅松無(wú)性系種子園自由授粉子代進(jìn)行測(cè)定分析，得出遺傳力、遺傳增益等蓡數(shù)，爲(wèi)紅松遺傳改良提供理論依據(jù)。
Though the solutions with 4.0% sugar and 1.0% salt might keep pollen activity in some area, they showed distinctly negative effect in model multiplication field and open pollination test.
而4.0%糖介質(zhì)和1.0%鹽介質(zhì)對(duì)模擬制種田輔助授粉和開放授粉処理卻表現(xiàn)顯著的負(fù)傚應(yīng)。