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- The allelopathic effect of continuous cropping soil of Panax notoginseng was investigated and its mechanism was revealed initially. 摘要探讨三七连作土壤的化感作用，初步揭示三七连作土壤化感作用的机制。
- More allelochemicals were found in continuous cropping soil than those in alternate cropping.Most allelochemicals in continuous and altern... 重迎茬土壤中的化感物质种类多与大豆根系分泌物、根茬腐解产物、地上部水浸物中的化感物质相同。
- A kind of phosphate-solubilizing bacteria(PSB)were isolated from coal fly ash and cropping soil respectively,named CA and SL strains. 从粉煤灰和农田土壤中分离筛选出2株解磷细菌CA和SL,以紫花苜蓿为供试植物,通过盆栽试验研究接种解磷细菌对粉煤灰基质的改良作用。
- During cropping soil MCP extractable S decreased gradually and the amount of MCP extractable S decreased was greater when planting corn than planting rice. 种植期间土壤MCP-S的含量也是逐渐下降 ,种植水稻时下降的幅度小于种植玉米 ;
- Rice is the chief crop in most southern provinces. 稻子是大多数南方省份的主要作物。
- The grain crop has gone down this year. 今年的粮食作物产量下降了。
- We have had the biggest wheat crop ever this year. 今年我们的小麦收获量是有史以来最好的。
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
- Half the fruit crop froze out in the sudden cold. 一半的水果作物在突如其来的寒流中被冻死。
- A vein of gold was seen cropping out. 可以看见一条金矿矿脉露出地面。
- Such crops won't grow in limy soil. 这类作物不能在石灰质的土壤中生长。
- Rice is the chief crop in this ares. 稻子是这一地区的主要作物。
- We had a poor crop of raspberries this year. 今年我们的悬钩子歉收。
- What shall we grow in this alkaline soil? 我们应该在碱性土壤里种什么？
- The farmer paid 3 laborers to gather the crop. 农场主雇佣3名工人收割庄稼。
- There are a lot of worms in the soil. 泥土中有许多蠕虫。
- Part of every crop is saved for seed. 每一种庄稼都留一部分作种子。
- Water has permeated (through) the soil. 水已渗遍那片土壤。
- His shot beat the goalkeeper neck and crop. 守门员根本挡不住他射门。
- There are some clods of soil on the mat. 垫子上有些土块。
