精美通用ppt模板熊熊火焰主題(編輯修改稿)
2024-08-28 16:00 本頁面
【文章內(nèi)容簡介】 t in the fall. The tree originated in Western Asia, where its wild ancestor, Malus sieversii, is still found today. Apples have been grown for thousands of years in Asia and Europe, and were brought to North American by European colonists. Apples have been present in the mythology and religions of many cultures, including Norse, Greek and Christian traditions. In 2022, the fruit39。s genome was decoded, leading to new understandings of disease control and selective breeding in apple production. 樣例文本 C ? 蘋果是薔薇科 (Rosaceae)蘋果屬 (malus)植物的果實，該屬大約25種，（絕大部分屬于這個種或為該種和其他的雜種。該種有兩個變種，道生蘋果和樂園蘋果，常被用作矮化或半矮化砧。生成上用作砧木的種，尚有西府海棠、海棠果、湖北海棠、河南海棠和山定子等）。蘋果是梨果的一種，由子房和子房外圍的組織發(fā)育而成。蘋果樹多為異花授粉，有 2～ 4%的花座果較為理想。雖然成熟蘋果的大小、形狀、顏色和酸度因品種和環(huán)境條件的不同而差異很大，但通常圓形，直徑 50～ 100毫米 (2～ 4吋 )，帶紅色或黃色。 蘋果品種數(shù)以千計，分為酒用品種、烹調(diào)品種、尾食品種 3大類。 3類品種的顏色、大小、香味、光滑度 (可能還有脆性
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