ponds的例句大全

control phosphatase activity and its relation with phosphorus release in aquaculture ponds sediments

养殖池塘底泥磷酸酶活性与释磷关系及其调控的研究

effects of different aerating to the water quality in eriocheir sinensis ponds

不同增氧方式对中华绒螯蟹养殖池塘水质的影响

prediction of the lowest diurnal do in mariculture ponds

海水养殖池塘溶氧量周日最低值预报

the effect of sediment restoration on the protozoan community in shrimp culture ponds

对虾养殖池塘底质修复技术对原生动物群落结构的影响

analysis on water quality and phytoplankton diversity of the two different depth ponds

两种不同深度养殖池塘的水质和藻类多样性的分析

preliminary studies of water quality in the feeding and unfed sea cucumber culture ponds

投饵与不投饵海参养殖池塘水质变化的初步研究

experiment on using fenvalerate to clean prawn culture ponds

杀灭菊酯在对虾养殖清池中的使用

a study on comprehensive developmental technique for shrimp ponds

对虾养殖池的综合开发技术研究

the results indicated that cod, the contents of suspension, ammoniated nitrogen and nitrated nitrogen were much lower than those of monoculture ponds ( p < 0.01).

结果表明，循环水养殖系统内虾池水层悬浮物数量、COD值、氨态氮和硝酸态氮含量比对照组对虾单养池明显降低（P

the primary studies on the bacteria flora in sea cucumber ponds

刺参养殖池塘异养菌数量变动及区系组成的初步研究

correlations of chlorophyll-a concentration and aquatic eco-factors in cultural ponds

鳜鱼养殖池塘水体叶绿素a与16项水生态因子的关系

study on nutrient fluxes across sediment-water interface in sea cucumber culture ponds

刺参养殖池塘沉积物&水界面营养盐通量的研究

on the relation between phytoplankton and water body microclimate in cultural ponds

养殖池塘中的浮游植物与水体小气候

the aquaculture model and techniques for intertidal mudflat ponds in guangdong

广东滩涂生态大池塘养殖模式与技术

the water quality control of marine crustaceous larvae breeding ponds

海水甲壳类人工育苗过程中的水质控制

preliminary discussions on some problems about artificial propagation of e.sinensis in earth ponds

河蟹土池人工育苗有关问题的初步探讨

Experimental Study on Grouting into Wells for Water Collection in Energy Dissipation Ponds under the Condition of Bearing Pressure Water

消力池集水井承压条件下灌浆试验研究

Artificial ponds yielded fish, and corrals held deer and other game flushed from the forest.

人工池塘中养着鱼，畜栏内则关着鹿或其他从丛林里猎捕来的动物。

A survey of the water plants carrying metacercariae of Fasciolopsis buski at 102 ponds shows that on average, each plant of the Pistia stratiotes carries 5.09 metacercariae, and every 500 gins.

总共调查102个疫区有代表性的种植水生植物的池塘，检查各种水生植物对姜片虫囊蚴的感染率，其中水浮莲的检出率为23.5%，平均每个水浮莲携带有5.09个囊蚴。

Turn right at Tu'er Lu and you soon come upon Yu'er Park, a quiet retreat with ponds, rockeries and flower gardens.

玉洱路右拐有不久就来到玉洱公园，有池塘、假山和花园，异常安静。