Naigu

The general term for grain.

Rice varieties, breeding and transplanting

Paddy soil improvement

Paddy field cultivation and management

A disaster affecting the rice harvest.

Water conservancy irrigation equipment

Wheat varieties

Wheat farming and tools

A disaster affecting the wheat harvest.

Xiaomi, Xiaomi, Xiaomi, Xiaomi

Types of marijuana

bean

[Appreciation of this article] Silkworm rearing, weaving and garment making

Naifu clothes

Silkworm eggs as seeds

Silkworm bath seed selection

Taboos for rearing silkworm eggs.

Species of silkworm

Method of raising silkworms

Silkworm rearing is taboo.

Selection of mulberry leaves

Taboos for eating mulberry leaves

Silkworm disease

Maturation of old-footed silkworm

Spinning into cocoons

Pick cocoons from cocoons.

Something harmful to silkworms.

Cocoon reeling.

Make cotton thread and silk floss

reel silk from cocoons

Adjust the finishing of silk

Weft winding preparation

Warp preparation

Muddle silk thread with pulp.

The change of the border

The number of warps.

Structure of jacquard loom

Structure of waist machine type waist machine

Knot weave pattern.

Warping and warping

Classification of fabrics

Skilled cooking

Dragon robe making dragon robe

Japanese woven satin

Fibers used by ordinary people

Cover with cotton

Summer clothes, summer clothes.

Fur fur

Brown felt blanket

[Appreciation of this article] Dyeing skills

Dyeing, bleaching and dyeing colors

Materials of various colors, dyes of various colors.

Indigo dye

Safflower red dye

Attachment: How to make safflower cake.

Attachment: Yan Zhi

Attachment: Sophora japonica

[Appreciation of this article] Various kinds of grain processing

Refined grain processing

Rice processing that attacks rice

Wheat processing

Processing millet, millet, millet, sorghum, hemp, millet and beans.

[Appreciation of this article] The manufacturing methods of various salts

Make salty salt

Types of salt produced by salt

Seawater salt is made from seawater.

Salt in ponds is made from salt ponds.

Salt well salt making with salt well

Final salt, rock salt, rock salt

[Appreciation of this article] Types and manufacture of sugar

Like sweet food.

Sugarcane varieties

Types of sucrose in sugarcane products

Structure of sugar making car

Method for making white sugar

Make candy in the shape of animals.

Another source of honey sweetness

candy

[Appreciation of this article] Fired bricks, tiles and ceramics

Tiles and ceramics

Doll making

Brick sintered brick

Poppy, urn bottle, urn

White porcelain and celadon are used for firing all kinds of porcelain.

Attachment: kiln transformation and revival

[Appreciation of this article] Casting of Zhong Ding and other utensils

Smelting and casting metal products

Ding Zhu Ding

Zhong Zhu zhong

Tank casting tank

Such as casting Buddha statues.

Gun casting gun

Mirror casting mirror

Money casts money.

Attachment: iron money

[Appreciation of this article] The production and use of boats and cars

Ships and motor vehicles

Ships, ships, all kinds of ships.

Biography of Cao Cao Fang

A ship sailing by the sea.

Miscellaneous ships, all kinds of domestic ships.

Style and manufacture of vehicles

[Appreciation of Articles] Making of Iron and Bronze

hammer forging

Smelting and forging iron

Axe and knife axe

Agricultural hoe

File made of pure steel

Make a cone

Manufacture of saw

Making of planer

Chisel making

Forging of anchor

Needle making

Smelting and forging copper

[Appreciation of this article] Calcination of lime, coal, etc.

Stone burning technology

Characteristics and manufacturing method of limestone ash

Oyster shell ash

Types and output of coal

Alum, Alum and Alum Burning

Soap alum, alum, alum, sulfuric acid ettringite.

Sulfur combustion

Arsenic burning in arsenolite

[Appreciation of this article] Types of oil and methods of oil extraction

Ointment grease

Oil type

Tool and method for squeezing oil with fixture

Bark oil is used to make candles from bark oil.

[Appreciation of this article] The method of papermaking

Stop making paper

Paper material

Bamboo paper is made from bamboo.

Leather paper is selected from bark.

[Appreciation of this article] Mining and smelting of metals

Hardware all kinds of metals

Origin and smelting of golden yellow

The Origin and Smelting of Silver

Attachment: Zhu Hongyin

Copper-copper mine and copper smelting

Lead and zinc

Iron ore and ironmaking

Steel steelmaking

Tin ore and tin smelting

Lead ore and lead smelting

Attachment: Hu Fen

Attachment: Huang Dan

[Appreciation of this article] Method of making weapons

Jia Bing weapons

Archean bow and arrow

Make a crossbow

Dry spear

Method for manufacturing gunpowder

Production of nitrite ore and gunpowder

The use of sulfur

Firearms, western weapons

[Appreciation of Articles] The Making of Ink and Cinnabar

The Color of Danqing's Paintings

Production of cinnabar

Ink manufacturing

Accessories: Pigments of various colors

[Appreciation of this article] Brewing Daqu

Qu Bei JIU qu

Divine comedy as medicine

Qudan monascus

[Appreciation of this article] The origin and collection of gems

Zhuyu jewellery jade

Pearl pearl

Baobaoshi

Emerald jade

Attachment: agate, crystal, glass

[Appreciation of this article]