Results for “how is rice harvested” · retrieved September 22, 2026
Rice is harvested by cutting the mature crop and separating the grain from the straw, either manually using hand tools or mechanically with combine harvesters.
Answer details
Manual Harvesting
Manual harvesting involves cutting stalks or panicles with sickles or knives, followed by threshing through beating, trampling, or using simple pedal-operated machines.
Mechanized Harvesting
Combine harvesters perform cutting, threshing, and cleaning in one pass, often using tracks to navigate soft, drained paddy fields.
Timing and Preparation
Fields are drained before harvest to firm the soil, and the optimal time to harvest is when grain moisture is approximately 20% and panicles are straw-colored.
Post-Harvest Processing
Post-harvest operations include cleaning to remove chaff and debris, followed by rapid drying to prevent mold and maintain grain quality.
Sources 8
About this answerHarvesting systems - IRRI Rice Knowledge Bank
Various harvesting systems can be observed in different locations. A wide variety of tools may be used such as knives, sickles, animals, stationary threshing machines, tractor-mounted harvesters, and self-propelled combined harvesters....The most common systems for paddy harvesting are:...- Manual harvesting and threshingThis includes use of traditional tools for harvesting (e.g., sickles, knives) and threshing (e.g., threshing racks, simple trea
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HARVESTING with cc disclaimer
Harvesting is he process of collecting the mature rice crop from the field. The goal of good harvesting is to maximize grain yield, and to minimize grain losses and quality deterioration....Harvesting is the process of collecting the mature rice crop from the field. Harvesting of paddy includes cutting, stacking, handling, threshing, cleaning and hauling of paddy. The goal of good harvesting methods is to maximize grain yield, and to minimize gra
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Combine harvesting - IRRI Rice Knowledge Bank
In India, China, Thailand, Vietnam and even in Cambodia the use of combine harvesters, or simply combines, for paddy rice is increasing rapidly. This is a development due to severe labor shortage and the resulting increase in harvesting cost, which makes the use of combines economically attractive....Combine harvesting combines several operations into one: cutting the crop, feeding it into threshing mechanism, threshing, cleaning, and discharging
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How Is Rice Harvested? A Farmer's Guide From Paddy to Grain Bin
Rice harvest looks nothing like combining wheat or beans on dry ground. So how is rice harvested, from a flooded paddy to a full grain bin? It comes down to timing, moisture, and a machine set up for soft fields....Rice is harvested with a combine once grain moisture drops to about 20%. Growers drain the flooded field first, let the crop dry down, then the combine cuts, threshes, and cleans the grain in one pass....Rice is ready when about 80 to
July 11, 2026
Agricultural engineering in development - The harvest
In general, the harvest takes place 10 or 15 days after the grain has reached physiological maturity....| GRAINS...MOISTURE...|| --- | --- | --- |...| Rice | 22-28% | The panicles bend with their own weight, yellowed hulls, full grains, neither too ripe (cracked), nor too green. |...| Cobs...to scoring with the thumbnail, black dot in the caryopsis. |...to the thumbnail, glassiness depending on variety. || Beans...% | Pods ripe and yellow,..., sk
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Harvesting and Threshing Methods for Paddy-I: A Review
Separation of main or economic product in a crop is known as harvesting (Srivastava et al., 2006; Anonymous, 2019a). Cutting, picking, plucking, digging or a combination of these operations comes under harvesting (Anonymous, 2019b). Selection of the harvesting method depends on the type of crop. Cutting of the crop is the first operation (Srivastava et al., 2006). In shear cutting the plant is supported by one hand in manual methods or on a count
October 27, 2023
Post Harvest Technology
- For paddy, harvesting refers to the cutting and gathering of panicles attached to the stalks. - Harvesting at the right time and in the right way maximizes grain yield and minimizes grain losses and quality deterioration.- Once the plants have reached full growth (approximately three months after planting) and the grains begin to ripen-the tops begin to droop and the stem yellows-the water is drained from the fields. - As the fields dry, the gr
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Grain storage techniques ... - Grain harvesting, threshing and cleaning - Technical alternatives
Harvesting methods differaccording to the part of the plant to be used. As regards foragecrops, the whole plant is cut, but for underground crops (eg,groundnuts, roots and tubers), the crop is lifted while the soilsticking to it is removed. With cereals, the crop is first cuteither as a whole or partially (ears), and then threshed andcleaned to separate the grain from the ears and straw....In the latter case two mainalternatives exist: separate h
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