查询词典 weed tree

Education Min law is measured so that tea-oil tree water extracts content bud pre-treatment long, root grows careless to barnyard grass germination percent, bine and the IC50 of the chroma in restraining of bright quality is respectively 0.22, 0.36, 0.11 with 1.19 G/mL(bright quality, similarly hereinafter), cannikin law is measured so that long to the bine, root grows bud aftertreatment to be respectively with the IC50 of bright quality 0.17, 0.05 with 1.80 G/mL, show tea-oil tree water carries content to be had to barnyard grass grass weed active.

培养皿法测得油茶水提取物芽前处理对稗草种子发芽率、茎长、根长和鲜质量的抑制中浓度IC50分别为0.22、0.36、0.11和1.19 g/mL，小杯法测得芽后处理对茎长、根长和鲜质量的IC50分别为0.17、0.05和1.80 g/mL，表明油茶水提物对稗草具有除草活性。

By comparing the similarity of grasshoppers' community in different habitat regions and clustering and PCA analyzing, the different habitat regions could be divided into 3 types: far off lake region including cutting blank and farmland region; near Lake Region including artificial larch tree and lakefront wetland; mountain site including crude redeposit broad-leaf weed-tree forest.

通过比较不同生境蝗虫群落的相似性，并经聚类和PCA分析，可将松花湖库区5种生境划分为三大类型，分别为远湖区生境，包括采伐迹地和农田；近湖区生境，包括湖边湿地和人工落叶松林；山地森林生境，主要是天然次生阔叶杂木林。

According to the character of vegetations and geography, Songhua lake Nature Reserve was divided into five kinds of habitats, artificial larch tree, cutting blank, lakefront wetland, farmland region, crude redeposit broad leaf weed tree forest.

根据植被和地形地貌特点，作者将松花湖库区划分为五种生境，即人工落叶松林、采伐迹地、湖边湿地、农田和天然次生阔叶杂木林。

Using a variety of diversity indexes to study the diversity of grasshopper in different habitat region, the results showed that diversity indexof 5 kinds of habitats has the order: crude redeposit broad-leaf weed-tree forest＞farmland region＞artificial larch tree＞lakefront wetland＞cutting blank.

采用各种多样性指数对不同生境蝗虫多样性进行了研究，结果显示，Shannon-wiener多样性指数的排序情况为天然次生阔叶杂木林＞农田＞人工林＞湖边湿地＞采伐迹地，Pielou均匀度指数变化和H′变化较为一致，相关系数为0.918，达到了显著性水平。

The paper reviewed the progress on biological control of tree of heaven prospected the strategy in management of the weed in China.

本文对利用天敌昆虫和病原菌控制美国"杂草树"—臭椿为害的可行性进行了报道。

In garden, the weed is sparse everywhere. It is not well-marked and doesn't impede the growth of vegetable, flower, and fruit tree, so the gardener doesn't weed with hoe.

园子里的草稀稀疏疏地生在各处，它们不是那麼显眼，也不妨碍果蔬、花木的生长，所以园主没有动锄头清理它们。

In the group of inhaled allergens, the positive rate in order are mite mixture (dermadermatophagoides pteronyssinus, dermatophagoides farinae), mould mixture, weed mixture, tree mixture, cockroach, cat-dog epithelia, humulus lupulus; In group of food allergens, the positive rate in order are fish-shrimp-crab, egg white/yolk, milk, beef-mutton, cashew nut-peanut-soybean, mango and wheat.

吸入组过敏原阳性率依次为户尘螨粉尘螨、点青霉分枝孢霉曲霉交链孢霉、矮豚草蒿、柏榆梧桐柳三角叶杨、蟑螂、猫毛皮屑狗毛皮屑、葎草；食物组阳性率依次为鱼虾蟹、鸡蛋白鸡蛋黄、牛奶、牛肉羊肉、腰果花生黄豆、芒果、小麦。

Starry Night twisted together as a fairy tale, tree or building, like aquatic weed, smoke or talon.

星空象童话一样扭在一起，树，还是建筑，象水草、炊烟或魔爪。

This paper comparatively studies evapo-transporation of 6 representative forest types,such as young growth larch,half-mature larch ,young growth Korean pine,half-mature Korean pine,oak,weed tree,in mountain- ous area of eastern Liaoning by observing fixed plots.

本试验运用固定标准地观测的方法测定辽东山区几种主要林分类型的蒸发散量，根据布兰尼—尼里德尔模型推算的后楼水库集水区邻域范围内的年土壤和枯落物水分蒸发量分别为落叶松幼龄林720 mm/a、落叶松中龄林751 mm/a，红松幼龄林762 mm/a、红松中龄林826 mm/a、柞树林677 mm/a、杂木林741 mm/a。

In the fangshan nursery of zhonglin company, Beijing ,on the basis of poplar tree vessel seedling 's weeding experiment with 11 weed killers in the greenhouse , the effects of 12 weed killers on seven broad-leaf tree seedlings were separately carried on by the way of soil treatment and leaf treatmen in the field . The research results indicated that 24% oxyfluorfen EC treated soil surface with quantity of 40-80ml each 667m2,the weeding effect can reache above 95%; 10% imazaquin AS with quantity of 15-25 ml each 667m2, and 30% benazolin-ethyl EC with quantity of 56-76 ml each 667 m2 were sprayed on the weeds or leaves of the seedlings, the weeding effects can reach above 81% and 85% respectively, but safe to nursery stock growth .

在北京中林公司房山苗圃基地，用11种除草剂配方在塑料大棚杨树容器苗试验的基础上，对大田七个阔叶树种苗圃用12种除草剂配方分别进行土壤处理和茎叶处理，结果表明，用24%惠尔乳油，每667m2用商品量40-80ml作土壤处理，除草效果达95%以上；用10%咪唑喹啉酸水剂和30%草除灵乳油每667m2用商品量分别为15-25ml和56-76ml作茎叶处理，除草效果分别达81%和85%以上，对苗木生长安全。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。