Answer:
Irrigation practices helped farmers in Japan in the following ways:
A. It increase production.
B. Influence cultivation.
C. Stable agricultural produce.
D. Prevent damage that might have been caused by soil erosion, tick weeds, continuous cropping.
E. Rich nutrition of agricultural produce
Explanation:
In explaining the the improvement that was derive in Japan's use of irrigation, it must be noted that the main purpose of this irrigation was a result of rice farming that was the main agricultural crops planted. It enables farmers to enjoy the farming period that will bring about a good harvest base on the availability of water supply which in turn help in the growth and production of healthy crops
However, we must state that the irrigation in Japan is classified into ponds, river, ground water,lake,torrent and all other forms of irrigation used.