The first over-wintering of soybean rust was identified near Dade City, Florida, on February 23.
据2月23日证实,亚洲大豆锈菌在佛罗里达州戴德市已成功越冬。
Large quantity of pathogen of the autumn seedlings will increase the pathogen quantity in over-wintering seedlings.
小麦秋苗带菌量大,则翌春病菌越冬菌源量也大。
NTC-TD heat-sensitive resistance is used to measure the super cooling-point (SCP)and freezing point of over-wintering larvae of Diaphania pyloalis;
本文运用NTC-TD热敏电阻法测定了桑螟越冬幼虫的过冷却点、冰点。
The main source of primary infection comes from hypha, akinetes and sclerotiums over-wintering in the bulb, residues of diseased plants and the soil.
病菌以菌丝体在种球内,或以菌丝体、厚垣袍子及菌核随病残体在土壤中越冬,成为翌年的主要初侵染源。
Supplemental irrigation at over-wintering, jointing or filling stage significantly increased the nitrogen uptake by plant and decreased the nitrogen residual 47.
通过温室培养试验,研究了不同生长期缺水和补充灌水对冬小麦氮素吸收利用和土壤残留的影响。
Provided that temperatures are adequate, and that both food and light are also available in sufficient quantity and quality, over-wintering tortoises is not particularly difficult.
为它提供合适的温度,食物和光照也要保证充足的数量和质量,这样龟越冬就不特别难了。
The results showed that the over-wintering rate of these three forages were all about 100 percent, the resistance to cold were very well and adaptability increased with prolonging of cultivated time.
结果表明,这些牧草的越冬率均接近100%,抗寒性很强,适应性随栽培年限延长而提高。
It has one generation a year and over wintering and spending summer in the form of cocoon in soil for of more than 10 months.
在我省一年发生一代,以虫茧在土中越夏越冬,长达10个多月。
The cows are wintering over on straw in the barn.
这些母牛靠稻草在牲口棚里过冬。
The contents of blood's ALA, CYS, GLU of the Over - Wintering Larva were increased 94.6 %, 80.2 %, and 19.6 %, respectively.
幼虫血淋巴内氨基酸中的丙氨酸、胱氨酸和谷氨酸含量分别比越冬初期增加了94.6%、80.2%和19.6%。
But researchers say the only explanation for why so many birds over such a broad area are wintering in more-northern locales is global warming.
但是研究者说能解释在这么大范围内有这么多鸟类往北迁移过冬的唯一原因就是全球变暖。
But researchers say the only explanation for why so many birds over such a broad area are wintering in more-northern locales is global warming.
但是研究者说能解释在这么大范围内有这么多鸟类往北迁移过冬的唯一原因就是全球变暖。
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