infrastructure, substructure(noun) the basic structure or features of a system or organization. infrastructure, base(noun) the stock of basic facilities and capital equipment needed for the functioning of a country or area. the industrial base of Japan.
1 Radishes: Radishes are easily planted around zucchini and summer squash plants.They are said to repel many pests of zucchini and squash. 2  Herbs: Many herbs, including peppermint, dill, oregano, catmint, lemon balm, marjoram, mint and parsley, also help repel common insect pests of zucchini and summer squash.
Zucchini squash are in the family of plants called cucurbits. These plants rely on insects, namely bees, for pollination. This article on Squash pollination will give you some tips on hand pollination if you insects are sparse.