施肥

Chloral content in phosphate fertilizer must be controlled under crop's critical dosage and assist fertilizer

废酸磷肥中的三氯乙醛含量必须控制在作物临界剂量以下，并应采取适当施肥方法。

On this basis a new fertilizing method of camphor was recommended to provide for treating and preventing of chlorosis camphor.

据樟树缺铁黄化叶片营养状况年周期变化规律提出施肥建议，为预防和治理樟树黄化提供新的依据。

The results also suggested that the reason of chlorosis is mainly due to nutrient imbalance between N, P, K and Fe in soil.

果园土壤施肥量增大，导致氮磷钾等养分与铁比例失调是近年来黄土地区果树黄化加重的重要原因。

Christiansen uniformity coefficient was used in this article.

喷灌均匀系数是喷灌系统设计的重要参数，而喷灌洒水与施肥的均匀性对作物产量的影响是确定均匀系数设计值的重要依据。

The population of coliform was also closely related to fish production,but not to the total amount of fertilizer applied .

大肠菌群数量与鱼产量相关显著，与总施肥量相关不显著，但与有机肥施用量相关极显著。

The agriculture soils of Baimahu ,Lushan and Zoujiao are the typical cases in the suburbs of Changde. Rice soil and vegetable plot are the two typical agriculture soils, we collected 6 samples according to the scientific method in these three areas. After air dry, contuse, screen and make soil samples, we tested their 9 indexs of PH, organic-substance, total phosphorus, quick-acting phosphorus. Then analysed the fertility condition of these areas. Then apply feasible suggestion of fertilizer after putting forward science and suiting measures to local conditions etc, by Compare with the documents and materials. Absorb to Model TAS-986 atom spectrophotometer examine with flame law (air - acetylene ) terms of potassium make deep discussion especially.

白马湖，芦山乡和陬郊的耕作土壤是常德市郊区耕作土壤的典型代表，在这三个地区分别就水稻土和菜地这两个基本的土地耕作类型按科学的方法共采集了6个样品，经过风干，研碎，过筛制成土样后，测定了它们的PH，交换性酸，有机质，全磷，速效磷等9指标，从而对该地区耕作土壤肥力状况进行分析，对比文献资料，总结分析结果，针对不同地区不同的土壤状况，提出了科学施肥，因地制宜等可行性建议，尤其是对TAS—986型原子吸收分光光度计用火焰法测钾的条件作了深入的探讨。

The result of the ecology survey shows that the water circulation between the algae pond and the culture pond can control the content of chlorophyll a and increase the dissolved oxygen in the culture pond. The growth rate of Corbicula fluminea cultured in the water saving system is faster than that cultured in the common system.

结果显示节水养蚬池，利用施肥产生藻水的肥水池配合养蚬的养殖池的部分水体循环交换，确实可以显著地达到控制水中叶绿素a含量与适当透明度、并有增加水中溶氧及促进池蚬的成长效果，若管理良好时并有促进水质特别是营养盐的净化作用。

There was no fertilizer application for the mung bean and the mucuna cover crop.

12个处理为完全随机区组设计，3次重复，种植方式为旱稻-花生-绿豆或黎豆，其中绿豆或黎豆不施肥。

Ammonia gas released by fertilized cropland is a cause of air pollution , the .

施肥后的农田释放的氨气是空气污染的一个因素。

The integration and cross-fertilization of real-time and fault-tolerance issues have brought newinsights in recent years, and these are presented in this book.

在一体化和跨实时施肥和故障容错问题带来了近年来newinsights，而这些在本书中提出的。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。