花后膨大的 的英文怎麼說
中文拼音 [huāhòupéngdàde]
花后膨大的
英文
accrescent-
The stamens and pistil of d. versipelis mature before the flowers open, which shows that dysosma versipelis may be autogamous. d. versipelis produce few fruits. ovaries of d. versipelis seldom develop in nature, but will develop after being pollinated with pollen of another plant
八角蓮的花在花苞未展開時,雄蕊和雌蕊便已成熟,說明八角蓮的繁育系統為自花受粉,八角蓮座果率非常低,自然狀態下,子房不膨大,人工異交后的子房有膨大現象,說明八角蓮自交低育,有生殖障礙。Changes in concentrations of boron ( b ) and magnesium ( mg ) in the ovary ( fruitlet ), rind and pulp of fruit were investigated throughout fruit development of parthenocarpic kamei satsuma mandarin ( citrus unshiu marc. ) and self - pollinated egan 1 tangerine ( c. reticulata blanco ). the results showed as follows : 1 ) b concentrations in the ovary of kamei were at high levels before flowering and at full bloom, and decreased after flowering, whereas that of egan 1 was relatively low at full bloom, thereafter significantly increased. no significant differences were observed in mg changes in the ovary ( fruitlet ) between the two cultivars, which presented decreasing trends after flowering. 2 ) minor changes of b concentrations in the rind of the two cultivars were detected, remarkable changes were found for b in the pulp, which came to the peak values during the stage of fruit enlargement. mg concentrations were relatively high in the rind and pulp of the two cultivars during early fruit development, and presented obviously declining trends during the middle and late stage of fruit development
以單性結實的龜井溫州蜜柑和自花授粉結實的鄂柑1號橘為試材,對整個果實發育期的子房(幼果) 、果皮和果肉的硼鎂含量變化進行了測定.結果表明: 1 )龜井花前至花期子房硼含量就已較高,花後下降;而鄂柑1號花期子房硼含量相對較低,花後有一顯著上升;兩品種子房(幼果)鎂含量變化無明顯差異,花后均趨下降. 2 )兩品種果皮硼含量變幅較小,而果肉硼含量變幅相對較大,且均在果實膨大期出現明顯的上升高峰;兩品種果皮和果肉鎂含量在果實發育前期均相對較高,在果實發育的中後期則趨明顯下降When making crossing with p. tricuspidata and p. quinquefolia, most pollen could not germinate on the stigma. even if germinated, the pollen tubes showed some abnormity such as twinning, tip inflation and bursting. 2 ~ 48h after pollination, pollen tube was not founded in the style of mother parents
將地錦和五葉地錦進行雜交時,多數花粉粒不能在柱頭表面萌發,或者萌發后的花粉管呈現捲曲纏繞、先端膨大、破裂等異常表現,在授粉后2 48h的花柱中,未能觀察到花粉管。
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