natural seed selection

常見(jiàn)例句

雙語(yǔ)例句

• Summary was made on natural distribution characters, seed collection, preparation and storage, nursery selection, sowing technique and pest control of Parakmeria lotungensis.
  對(duì)樂(lè)東擬單性木蘭的自然分布特點(diǎn)、種子采收、種子調(diào)制、種子貯藏、圃地選擇、苗圃整地、播種技術(shù)、病蟲(chóng)害防治等方面進(jìn)行了總結(jié)。
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