New Agricultural Farm Knapsack Electric with Mixer Backpack Battery Sprayer US$10.00-12.00 / Piece Bf20-4 Hot Automatic Knapsack Fertilizer Applicator Throwing Fertilizer Applicator US$6.60-7.20 / Piece Hot Sale 20L Brass Pump Disinfection Sprayer Knapsack Hand Sprayer (HT...
Therefore, it has generally fallen to the men to hunt, gather, farm, and protect the women and children. However, drastic and vast changes in food and goods production during the industrial revolution, as well as the invention of time and labor saving appliances have changed centuries-old ...