harvesting time

A ratio-dependent predator-prey system with time delay and constant rate harvesting is investigated.

研究一类具有时滞和常数收获率的比率型功能性反应的捕食 — 被捕食模型.

Influence of Different Harvesting Time on Storage Quality and Physiological Characteristic of Flat Peach

不同采收期对蟠桃贮藏品质及生理特性的影响

The shrimp culture pond lying in the tidal zone is reconstructed, dam is 3.5 m high, water 2.5m deep. One end of the pond has one strobe used for entering water first time and harvesting shrimp finally.

对原建在潮带的对虾养殖池进行改造，使堤坝高3.5m，养殖池水深2.5m，池一端设闸门1座用于养殖池首次进水和对虾收获；

Another busy summer harvesting time has arrived. It is time to reap the wheat.

又到了忙碌的夏收时节,小麦该开割了.

Forward kinematics equation of a tomato harvesting manipulator with degree of freedom equal to 7 based on the Denavit-Hartenberg coordinate was set up through homogeneous transformation. At the same time, workspace of the manipulator was simulated by Monte Carlo method.

采用Denavit-Hartenberg坐标系，通过齐次变换法建立了7自由度番茄收获机械手的正运动学方程，利用蒙特卡洛方法对机械手工作空间进行仿真和分析。

Conclusion: The contents of total flavonoids aglycone and glycoside are highest in the traditional harvesting time.

结论: 黄酮类成分含量在传统的采收期间达到最高.

A Study on Suitable Seed Harvesting Time for Fringed Bromegrass

缘毛雀麦适宜采种期的研究

CONCLUSION The best harvesting time and quality evaluation of Cornus officinalis is to be further studied.

结论山茱萸的质量评价及采收时间尚待进一步的研究。

The maturity, important phenols , and tannin of quality claret species —— Cabernet Gernischet in different harvesting time were studied.

对优质红葡萄酒品种蛇龙珠在不同采收期的成熟度 、 重要酚类物质 、 单宁等进行研究.

The Linyi tobacco-growing district is located in wet climatic or half wet climatic zone accompanied by the characteristics of distinct mountainous climate, the daily temperature variance is equal to or over 10 ℃ during harvesting time, the air is fresh and the water is sweet.

临沂烟区属于湿润半湿润气候区，具有明显的山区气候特点，成熟期日较差≥10℃，空气清新，水质甘甜。

Now is the right time for harvesting.

现在正是收割季节.

This paper has studied the acculation of efficacious component in radix glycyrrhizae from the point of view of dynamic state and determinated the best harvesting time.

本文从动态的观点对甘草中有效成分的积累做了研究，从质量与产量同时兼顾的观点出发确定药材最佳采收期。

Effect of Harvesting Time to Yield and Quality of Fresh-eating Waxy Corn

采收时期对鲜食糯玉米品质和产量的影响

Determination of loganin in fruit of Cornus officinalis from different harvesting time

不同采收期山茱萸中马钱苷的含量测定

The feasibility of concentration harvesting and extend the upper leaves harvesting time were better to early-maturing flue-cured tobacco variety.

集中采收和适当延长采收在早熟烤烟品种上部烟叶的可行性较好。