The rising age of the population in rural China and labor intensity grafting have resulted a decrease number grafters subsequent increase their wages. Manual can no longer satisfy increasing demand for watermelon-grafted transplanting; thus, machine will be an effective alternative. In order to accelerate implementation China, comparative analysis between automatic (model 2TJGQ-800) traditional...

center pivot irrigation system is used as a modern irrigation method in different parts of iran. unfortunately due to lack of proper design and hydraulic shortcomings of the system in several agricultural lands in iran, the efficiency of the center pivot irrigation system is low or unacceptable. low system efficiency results in non-uniformity of water distribution along the lateral and on the c...

Circular data are measured in angles or directions, which occur a wide variety of scientific fields. An often investigated hypothesis is that circular uniformity, isotropy. Frequentist methods for assessing the uniformity null exist, but do not allow user faced with an insignificant result to distinguish lack power from support hypothesis. Bayesian tests, solve this issue and several others, de...