ponderosa

过去式：

动词过去式: pondered

更多词形：

名词: ponderer | 动词过去式: pondered | 动词过去分词: pondered | 动词现在分词: pondering | 动词第三人称单数: ponders |

单词例句：

ANALYSIS ON DIFFERENCES OF SEEDLING GROWTH DURING THE TIME OF CULTURE AMONG V.ARIOUS SOURCES OF Pinus ponderosa

不同种源美国黄松苗期生长差异分析

EACH summer families drive from South Dakota's plains into the Black Hills, thick with ponderosa pines.

每年夏季，许多家庭都会驱车从南达科他州的平原地区前往黄松密布的布莱克山。

Action of Different Mature Embryos of Pinus ponderosa on Tissue Culture

不同美国黄松成熟胚对组织培养的反应

USA Golden Oak Investment Group Corp. was incorporated at Salt Lake City of Utah a nd headquartered at No.7281 South of Ponderosa Avenue, Salt Lake City, Utah, USA.

美国金橡投资集团有限公司注册在美国犹他州盐湖城市，办公地址位于美国犹他州盐湖城市庞德罗莎路南7281号。

Forestry mainly Pinus ponderosa, Larix.

林业主要有黄松、落叶松。

Study on root regeneration from adventitious buds in Pinus ponderosa

美国黄松组织培养不定根诱导的研究

But the ponderosa pines (松) that grow in the American southwest have rings of different width.

但生长于美国西南部的黄松，其年轮的宽窄却是不等的。

Comparison of Growth Character in Pinus ponderosa and P. Tabulaeformis

美国黄松与油松生长特性的比较研究

A Study on the Control and Occurrence About Damping off of Pinus ponderosa Seedlings

美国黄松苗木立枯病的发生与防治技术研究